Abstract

Described are various embodiments of a device to subjectively assess a user's reduced visual acuity. In one embodiment, the device includes: a digital display; a lenslet array disposed relative to the digital display to shape a light field emanating therefrom; and a hardware processor. The hardware processor operates on pixel data for respective optotypes to output respectively adjusted pixel data to be rendered side-by-side by the digital display via the lenslet array so to respectively adjust user perception of the respective optotypes as rendered therethrough to thereby render, side-by-side, distinctly perceptively adjusted optotypes corresponding to respective visual corrections to subjectively assess the user's reduced visual acuity.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06V 40/19 - Sensors therefor

Abstract

Described are various embodiments of a binocular optical system with adjustable monocular positioning and related methods for adjusting same. In one embodiment, a system comprises a binocular optical system, comprising: a digital display; a first monocular subassembly comprising a first eyepiece and defining a first optical path therethrough between said first eyepiece and said digital display; a second monocular subassembly comprising a second eyepiece and defining a second optical path therethrough between said second eyepiece and said digital display; wherein said digital display is operated to project respective first and second pixelated content through said first eyepiece and said second eyepiece, respectively; and wherein the system further comprises an adjustment mechanism operable to adjust a relative position of said first eyepiece and said second eyepiece so to substantially correspond with a user's interpupillary distance in order to optimize viewing of said respective first and second pixelated content.

IPC Classes  ?

• G02B 27/01 - Head-up displays
• A61B 3/11 - Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions for measuring interpupillary distance or diameter of pupils
• G02C 5/04 - BridgesBrowbarsIntermediate bars with adjustable means

Abstract

Described are various embodiments of optical systems, methods of thermally regulating optical systems, uses of thermal regulation systems in optical systems and non-transitory computer-readable mediums having computer-executable instructions stored thereon to modulate the thermal regulation systems of optical systems. Embodiments generally include selectively activating an active heat transfer device to transfer heat away from tunable refractive optical element via a thermal transfer chain to favourably maintain the tunable refractive optical element within a designated thermal operating range.

IPC Classes  ?

• G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light

Abstract

Described are various embodiments of a light field shaping systems for interfacing with light emanated from pixels of a digital display to govern display of perception-adjusted content. Various embodiments comprise a light field shaping layer (LFSL) disposable relative to the digital display to align an array of light field shaping elements with the pixels of the digital display, thereby defining a perception adjustment of displayed content. Various embodiments further comprise an actuator operable on by a digital processor for translating the LFSL to adjust an optical path length between the LSFL and the digital display, thereby defining an adjusted perception adjustment of displayed content in accordance with an adjusted geometry.

IPC Classes  ?

• H04N 13/32 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using arrays of controllable light sourcesImage reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using moving apertures or moving light sources
• H04N 13/305 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using lenticular lenses, e.g. arrangements of cylindrical lenses
• H04N 13/327 - Calibration thereof
• H04N 13/383 - Image reproducers using viewer tracking for tracking with gaze detection, i.e. detecting the lines of sight of the viewer's eyes
• H04N 13/398 - Synchronisation thereofControl thereof

Abstract

Described are various embodiments of a device to subjectively assess a user's reduced visual acuity. In one embodiment, the device comprises: a digital display; a lenslet array disposed relative to the digital display to shape a light field emanating therefrom; and a hardware processor. The hardware processor operates on pixel data for respective optotypes to output respectively adjusted pixel data to be rendered side-by-side by the digital display via the lenslet array so to respectively adjust user perception of the respective optotypes as rendered therethrough to thereby render, side-by-side, distinctly perceptively adjusted optotypes corresponding to respective visual corrections to subjectively assess the user's reduced visual acuity.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06V 40/19 - Sensors therefor

Abstract

Described are various embodiments of a vision-based testing device for digitally implementing a vision-based test for a user using both their left and right eye simultaneously. In one embodiment, the device comprises: left and right display portions comprising respective pixel arrays; corresponding light field shaping element (LFSE) arrays of light field shaping elements respectively disposed at a distance from said display portions so to at least partially govern respective left and right light fields projected on the user's left and right eye, respectively; and a digital data processor operable on pixel data for designated visual digital test content, to simultaneously render said designated visual digital test content in accordance with the vision-based test to be simultaneously perceived by the left and right eye, respectively, to be at a common virtual position so to invoke a natural binocular eye vergence response corresponding to said common virtual position.

IPC Classes  ?

• A61B 3/032 - Devices for presenting test symbols or characters, e.g. test chart projectors
• G02B 30/10 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images using integral imaging methods

Abstract

Described are various embodiments of a light field vision testing device, adjusted pixel rendering method and computer-readable medium therefor, and vision testing system and method using same. In one embodiment, a device or computer-implemented method is provided to dynamically adjust user perception of an input image to be rendered via a set of digital display pixels and a corresponding array of light field shaping elements until an optimal visual acuity level is identified.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06V 40/19 - Sensors therefor

Abstract

Described are various embodiments of an oculomotor assessment system and method of using same. One embodiment relates to system comprising a head-mountable device comprising a set of light sources mountable on the user's head to present. in operation, a visual stimulus at a corresponding plurality of physical locations at respective relative distances to the user's eyes. The system further comprises an eye tracking system configured to monitor an oculomotor response of the user to the visual stimulus, and a digital data processor operable to execute digital instructions for performing the oculomotor assessment by activating the set of light sources in a sequence to present the visual stimulus in the corresponding physical locations at the respective relative distances, recording the oculomotor response, and outputting an assessment result indicator as a result of the oculomotor response.

IPC Classes  ?

• A61B 5/00 - Measuring for diagnostic purposes Identification of persons
• A61B 3/113 - Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions for determining or recording eye movement
• A61B 5/16 - Devices for psychotechnicsTesting reaction times

Abstract

Described are various embodiments of a system and method for eye tracking with real-time feedback. Also described are various embodiments of a face-wearable device operable to provide ocular stimulation to a user wearing the device. Ocular stimulation can be used to treat the user ocular behaviors based on real-time feedback.

IPC Classes  ?

• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• A61B 3/14 - Arrangements specially adapted for eye photography
• G02B 27/01 - Head-up displays
• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer

Abstract

Described are various embodiments of a head-mountable device comprising a head- mountable housing defining an internal visualisation chamber, and a support frame comprising a spanning member coupling housing coupling and counterweight portions. Various embodiments relate to a method of using such a head-mountable device.

IPC Classes  ?

• G02B 27/01 - Head-up displays
• G02B 7/00 - Mountings, adjusting means, or light-tight connections, for optical elements
• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer

Abstract

Described are various embodiments of process, system and device to automatically adjust user perception of an input, whereby and adjusted image perception value is variably defined for different input locations to create at least one of a multi-focal effect, a progressive perception adjustment, or the like.

IPC Classes  ?

• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
• G06T 15/06 - Ray-tracing
• G06T 15/20 - Perspective computation

Abstract

Described are various embodiments of a pupil tracking system and method, and digital display device and digital image rendering system and method using same. In one embodiment, a computer-implemented method for improving a perceptive experience of light field content projected via a light field display within a light field viewing zone comprises sequentially acquiring a user feature location, and comparing a velocity computed therefrom with a designated threshold velocity. Upon the velocity corresponding with a transition from a relatively dynamic to a relatively static state, a rendering geometry of the light field content is adjusted to project the light field content within an adjusted light field viewing zone in accordance with a newly acquired user feature location.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• H04N 13/383 - Image reproducers using viewer tracking for tracking with gaze detection, i.e. detecting the lines of sight of the viewer's eyes

Abstract

Described are various embodiments of a light field device, pixel rendering method therefor, and vision perception system and method using same. One embodiment describes a method to adjust user perception of an image portion to be rendered via a set of pixels and a corresponding array of light field shaping elements (LFSE), the method comprising: projecting an adjusted image ray trace between a given pixel and a user pupil location to intersect an adjusted image location for a given perceived image depth given a direction of a light field emanated by the given pixel based on a given LFSE intersected thereby; upon the adjusted image ray trace intersecting a given image portion associated with the given perceived image depth, associating with the given pixel an adjusted image portion value designated for the adjusted image location based on the intersection; and rendering for each given pixel the adjusted image portion value associated therewith.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06V 40/19 - Sensors therefor

Abstract

Described are various embodiments of a light field device, optical aberration compensation or simulation rendering method and vision testing system using same. In one embodiment, the device comprises a digital display comprising a set of pixels; an array of light field shaping elements (LFSE) disposed relative to the set of pixels so to at least partially govern a light field emanated thereby; and a digital processor operable to: receive as input one or more higher order aberration parameters digitally defining a higher order aberration; for each given pixel, identify an adjusted image plane location corresponding thereto given a corresponding LFSE corresponding thereto and given said one or more higher order aberration parameters, and associate therewith an adjusted image value designated for the adjusted image location; and render for each said given pixel said adjusted image value associated therewith.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06V 40/19 - Sensors therefor

Abstract

Described are various embodiments of a digital display device for use by a user having reduced visual acuity. In one embodiment, the device comprises: a digital display medium comprising an array of pixels and operable to render a pixelated image accordingly; a light field shaping layer defined by an array of light field shaping elements and disposed relative to said digital display so to align each of said light field shaping elements with a corresponding set of said pixels to shape a light field emanating therefrom and thereby at least partially govern a projection thereof from said display medium toward the user; and a hardware processor operable on pixel data for the image such that said processed image is rendered to at least partially compensate for the user’s reduced visual acuity.

IPC Classes  ?

• H04N 9/31 - Projection devices for colour picture display
• G02B 27/09 - Beam shaping, e.g. changing the cross-sectioned area, not otherwise provided for
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 1/16 - Constructional details or arrangements

Abstract

Described are various embodiments of a light field vision-based testing device, system and method. One such device comprises an array of digital display pixels; a corresponding array of light field shaping elements (LFSEs); a hardware processor operable to adjust perception of a defined optotype within a range of visual acuity compensations; and an adjustable refractive optical system adjustable to selectively produce a complementary visual acuity compensation to extend each of a cylindrical compensation range and a spherical compensation range.

IPC Classes  ?

• A61B 3/028 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuitySubjective types, i.e. testing apparatus requiring the active assistance of the patient for determination of refraction, e.g. phoropters
• G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,

Abstract

Multiview displays are for rendering multiview content. A dynamic light field shaping system interfaces with light emanated from underlying pixels of a digital display to define a plurality of distinct view zones. The system includes a light field shaping layer (LFSL), which includes a series of light field shaping elements disposable relative to the digital display so to align the series of light field shaping elements with the underlying pixels in accordance with a current light field shaping geometry to thereby define a number of distinct view zones in accordance with the current geometry. The system may further include an actuator operable to translate the LFSL relative to the digital display to adjust alignment of the light field shaping elements with the underlying pixels in accordance with an adjusted geometry, thereby adjusting the plurality of distinct view zones.

IPC Classes  ?

• H04N 13/351 - Multi-view displays for displaying three or more geometrical viewpoints without viewer tracking for displaying simultaneously
• H04N 13/31 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using parallax barriers
• H04N 13/366 - Image reproducers using viewer tracking
• H04N 13/398 - Synchronisation thereofControl thereof
• G02B 30/10 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images using integral imaging methods
• G02B 30/30 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type involving parallax barriers

Abstract

Described are various embodiments of a digital display device to render an image for viewing by a viewer having reduced visual acuity, the device comprising: a digital display medium for rendering the image based on pixel data related thereto; a complementary light field display portion; and a hardware processor operable on said pixel data for a selected portion of the image to be rendered via said complementary light field display portion so to produce vision-corrected pixel data corresponding thereto to at least partially address the viewer's reduced visual acuity when viewing said selected portion as rendered in accordance with said vision-corrected pixel data by said complementary light field display portion.

IPC Classes  ?

• G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G02B 30/26 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type
• G02B 3/00 - Simple or compound lenses
• G06F 1/16 - Constructional details or arrangements
• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06F 3/03 - Arrangements for converting the position or the displacement of a member into a coded form
• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes
• A61B 3/14 - Arrangements specially adapted for eye photography
• G06F 3/0346 - Pointing devices displaced or positioned by the userAccessories therefor with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors

Abstract

Described are various embodiments of a light field testing device, adjusted pixel rendering method and computer-readable medium therefor, and testing system and method using same. In one embodiment, a light field device, system or computer-implemented method is provided to dynamically adjust user perception, via a light field display, of at least one testing optotype in accordance with a vision-based test, while also providing test administrative guidance via the light field display.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06V 40/19 - Sensors therefor
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour

Goods & Services

Vision testing computer software, namely computer software for testing for optical aberrations and optical disorders, diagnosing or aiding a practitioner in diagnosing optical aberrations and optical disorders, and determining corrective prescriptions and corrective surgery; software as a medical device for vision testing, namely software as a medical device for testing for optical aberrations and optical disorders, diagnosing or aiding a practitioner in optical aberrations and optical disorders, and determining corrective prescriptions and corrective surgery; computer software for displaying differing optical corrections, namely computer software for digitally displaying differing corrective image data using light field technology to determine or aid a practitioner in determining corrective prescriptions or corrective surgery for a patient; refractors; remotely operated refractors. Vision testing devices, namely vision testing devices for testing for optical aberrations and optical disorders, diagnosing or aiding a practitioner in diagnosing optical aberrations and optical disorders, and determining corrective prescriptions and corrective surgery; vision testing devices implementing digital vision testing, namely vision testing devices using light field technology to display differing corrective image data to determine or aid a practitioner in determining corrective prescriptions or corrective surgery for a patient. Provision of vision testing devices connected to a network to permit a practitioner remote access to provide health care and clinical services to patients, namely testing, diagnosing, and determining corrections for optical aberrations and optical disorders; provision of optometry and optometric services via network-connected vision- testing devices; provision of optometric, cloud-based information.

Abstract

A head-mountable device for performing an oculomotor assessment of a user, the head-mountable device comprising a mechanically displaceable oculomotor stimulus, an actuation mechanism operable to displace the mechanically displaceable oculomotor stimulus relative to the user so to present the mechanically displaceable oculomotor stimulus to the user in accordance with the oculomotor assessment, and an eye tracking system configured to monitor an oculomotor response of the user to the mechanically displaceable oculomotor stimulus. The device further comprises a digital data processor in communication with the eye tracking system and operable to execute digital instructions for recording the oculomotor response to the mechanically displaceable stimulus presented in accordance with the oculomotor assessment.

IPC Classes  ?

• A61B 3/113 - Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions for determining or recording eye movement
• A61B 5/00 - Measuring for diagnostic purposes Identification of persons

Abstract

Described are various embodiments of a light field vision-based testing device, system and method. One such device comprises an array of digital display pixels; a corresponding array of light field shaping elements (LFSEs); a hardware processor operable to adjust perception of a defined optotype within a range of visual acuity compensations; and an adjustable refractive optical system adjustable to selectively produce a complementary visual acuity compensation to extend each of a cylindrical compensation range and a spherical compensation range.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06V 40/19 - Sensors therefor

Abstract

Described are various embodiments of a light field device and vision-based testing system using same. Different embodiments provide for a vision-based testing device comprising a one or more view zone optimization techniques such as, but not limited to, a predominant view zone isolator, a view zone output realignment solution, and a coarse view zone adjustment transfer solution, as well as other view zone artefact reduction techniques and multi-depth perception adjustment techniques.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06V 40/19 - Sensors therefor

Abstract

Described are various embodiments of a multiview system, method and display for rendering multiview content, and viewer localisation system, method and device therefor. In one embodiment, a multiview system is operable to interface with a mobile device of a given viewer, and comprises: a MultiView Display (MVD); a network-interfacing content-controller; one or more emitters disposed and operable to emit a respectively encoded time-variable emission in each of distinct viewing directions; and a mobile application operable on the mobile device of the given user to capture a given one of the encoded time-variable emissions when the mobile device is located so to intersect a corresponding one of the distinct directions so to self-identify the mobile device as being substantially in line with a corresponding one of the distinct viewing directions.

IPC Classes  ?

• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes

Goods & Services

Downloadable and recorded vision testing computer software, namely, downloadable and recorded computer software for testing for optical aberrations and optical disorders, diagnosing or aiding a practitioner in diagnosing optical aberrations and optical disorders, and determining corrective prescriptions and corrective surgery; downloadable and recorded software as a medical device for vision testing, namely, downloadable and recorded software as a medical device for testing for optical aberrations and optical disorders, diagnosing or aiding a practitioner in optical aberrations and optical disorders, and determining corrective prescriptions and corrective surgery; downloadable and recorded computer software for displaying differing optical corrections, namely, downloadable and recorded computer software for digitally displaying differing corrective image data using light field technology to determine or aid a practitioner in determining corrective prescriptions or corrective surgery for a patient; subjective refractors for testing visual acuity; remotely operated subjective refractors for testing visual acuity Vision testing devices, namely, subjective refractors and phoropters for testing for optical aberrations and optical disorders, diagnosing or aiding a practitioner in diagnosing optical aberrations and optical disorders, and determining corrective prescriptions and corrective surgery; vision testing devices implementing digital vision testing, namely, subjective refractors and phoropters using light field technology to display differing corrective image data to determine or aid a practitioner in determining corrective prescriptions or corrective surgery for a patient Retail store services featuring vision-based testing devices connected to a network to permit a practitioner to remotely access the device to provide health care and clinical services via the network-connected vision-based and light-based diagnostic and corrective device Provision of optometry and optometric services via network-connected vision-testing devices; providing a website featuring information on optometry

Abstract

Described are various embodiments of a light field device, optical aberration compensation or simulation rendering method and vision testing system using same. In one embodiment, the device comprises a digital display comprising a set of pixels; an array of light field shaping elements (LFSE) disposed relative to the set of pixels so to at least partially govern a light field emanated thereby; and a digital processor operable to: receive as input one or more higher order aberration parameters digitally defining a higher order aberration; for each given pixel, identify an adjusted image plane location corresponding thereto given a corresponding LFSE corresponding thereto and given said one or more higher order aberration parameters, and associate therewith an adjusted image value designated for the adjusted image location; and render for each said given pixel said adjusted image value associated therewith.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G06V 40/19 - Sensors therefor

Abstract

Described are various embodiments of an electromagnetic energy directing system, and method using same. In one embodiment, the system comprises a thermal sensor, an energy source operable to output isotropic electromagnetic energy, an array of energy field shaping elements (EFSEs) disposed relative to said energy source for shaping an energy field emanating therefrom toward the substrate; and a digital data processor operable to digitally compute an adjusted energy field to be rendered via said energy source and said array of EFSEs.

IPC Classes  ?

• G01J 5/08 - Optical arrangements
• H05B 6/64 - Heating using microwaves
• A61N 5/00 - Radiation therapy
• G02B 27/09 - Beam shaping, e.g. changing the cross-sectioned area, not otherwise provided for

Abstract

Described are various embodiments of an electronic device for a user having reduced visual acuity to fine tune a prescription thereof corresponding with their reduced visual acuity. The device comprises a digital light-field display, a hardware processor; and a non-transitory computer-readable medium having statements and instructions stored thereon for execution by said hardware processor in correcting an output image to be rendered by said digital light-field display in accordance with an image pre-filtering function, wherein said image pre-filtering function receives as input a light-field display optics parameter and a progressively adjustable vision correction parameter that corresponds to vision correction prescriptions.

IPC Classes  ?

• G06F 3/04847 - Interaction techniques to control parameter settings, e.g. interaction with sliders or dials
• H04L 67/306 - User profiles
• H04L 67/125 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network
• H04L 67/04 - Protocols specially adapted for terminals or networks with limited capabilitiesProtocols specially adapted for terminal portability
• H04L 67/10 - Protocols in which an application is distributed across nodes in the network
• G06F 3/147 - Digital output to display device using display panels
• G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
• G02B 30/27 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type involving lenticular arrays
• G02B 27/02 - Viewing or reading apparatus
• G06F 3/0482 - Interaction with lists of selectable items, e.g. menus
• G06F 3/14 - Digital output to display device
• G09G 5/30 - Control of display attribute

Abstract

Described are various embodiments of process, system and device to automatically adjust user perception of an input, whereby and adjusted image perception value is variably defined for different input locations to create at least one of a multi-focal effect, a progressive perception adjustment, or the like.

IPC Classes  ?

• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
• G06T 15/20 - Perspective computation
• G06T 15/06 - Ray-tracing

Goods & Services

(1) Vision testing computer software, namely computer software for testing for optical aberrations and optical disorders, diagnosing or aiding a practitioner in diagnosing optical aberrations and optical disorders, and determining corrective prescriptions and corrective surgery; software as a medical device for vision testing, namely software as a medical device for testing for optical aberrations and optical disorders, diagnosing or aiding a practitioner in optical aberrations and optical disorders, and determining corrective prescriptions and corrective surgery; computer software for displaying differing optical corrections, namely computer software for digitally displaying differing corrective image data using light field technology to determine or aid a practitioner in determining corrective prescriptions or corrective surgery for a patient; refractors; remotely operated refractors. (2) Vision testing devices, namely vision testing devices for testing for optical aberrations and optical disorders, diagnosing or aiding a practitioner in diagnosing optical aberrations and optical disorders, and determining corrective prescriptions and corrective surgery; vision testing devices implementing digital vision testing, namely vision testing devices using light field technology to display differing corrective image data to determine or aid a practitioner in determining corrective prescriptions or corrective surgery for a patient. (1) Provision of vision testing devices connected to a network to permit a practitioner remote access to provide health care and clinical services to patients, namely testing, diagnosing, and determining corrections for optical aberrations and optical disorders; provision of optometry and optometric services via network-connected vision-testing devices; provision of cloud-based optometric information hosting services.

Abstract

Described are various embodiments of a pupil tracking system and method, and digital display device and digital image rendering system and method using same. In one embodiment, a computer-implemented method for improving a perceptive experience of light field content projected via a light field display within a light field viewing zone comprises sequentially acquiring a user feature location, and comparing a velocity computed therefrom with a designated threshold velocity. Upon the velocity corresponding with a transition from a relatively dynamic to a relatively static state, a rendering geometry of the light field content is adjusted to project the light field content within an adjusted light field viewing zone in accordance with a newly acquired user feature location.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G09G 3/02 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes by tracing or scanning a light beam on a screen

Abstract

Described are various embodiments of a digital display device for use by a user having reduced visual acuity. In one embodiment, the device comprises: a digital display medium comprising an array of pixels and operable to render a pixelated image accordingly; a light field shaping layer defined by an array of light field shaping elements and disposed relative to said digital display so to align each of said light field shaping elements with a corresponding set of said pixels to shape a light field emanating therefrom and thereby at least partially govern a projection thereof from said display medium toward the user; and a hardware processor operable on pixel data for the image such that said processed image is rendered to at least partially compensate for the user's reduced visual acuity.

IPC Classes  ?

• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 1/16 - Constructional details or arrangements
• H04N 9/31 - Projection devices for colour picture display
• G02B 27/09 - Beam shaping, e.g. changing the cross-sectioned area, not otherwise provided for

Abstract

Described are various embodiments of a light field device and vision-based testing system using same. Different embodiments provide for a vision-based testing device comprising a one or more view zone optimization techniques such as, but not limited to, a predominant view zone isolator, a view zone output realignment solution, and a coarse view zone adjustment transfer solution, as well as other view zone artefact reduction techniques and multi-depth perception adjustment techniques.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G06V 40/19 - Sensors therefor
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour

Abstract

Described are various embodiments of a binocular light field display, adjusted pixel rendering method therefor, and vision correction system and method using same. In one embodiment, a system is described to produce a perception adjustment of an input image comprising a pupil tracking device, a digital light field display operable to define spatially periodically recurring view zones within which to produce a perceptively adjusted version of the input image, and a digital data processor operable on pixel data to produce the perceptively adjusted version of the input image within the zones while actively translating a boundary of these view zones so to reduce overlap of the boundary with each of respective pupil locations.

IPC Classes  ?

• H04N 13/307 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using fly-eye lenses, e.g. arrangements of circular lenses
• H04N 13/383 - Image reproducers using viewer tracking for tracking with gaze detection, i.e. detecting the lines of sight of the viewer's eyes

Abstract

Described are various embodiments of a a vision-based testing device for digitally implementing a vision-based test for a user using both their left and right eye simultaneously. In one embodiment, the device comprises: left and right display portions comprising respective pixel arrays; corresponding light field shaping element (LFSE) arrays of light field shaping elements respectively disposed at a distance from said display portions so to at least partially govern respective left and right light fields projected on the user's left and right eye, respectively; and a digital data processor operable on pixel data for designated visual digital test content, to simultaneously render said designated visual digital test content in accordance with the vision-based test to be simultaneously perceived by the left and right eye, respectively, to be at a common virtual position so to invoke a natural binocular eye vergence response corresponding to said common virtual position.

IPC Classes  ?

• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes
• A61B 3/08 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing binocular or stereoscopic vision, e.g. strabismus

Abstract

Described are various embodiments of a a light field device and vision-based testing system using same. Different embodiments provide for a vision-based testing device comprising a one or more view zone optimization techniques such as, but not limited to, a predominant view zone isolator, a view zone output realignment solution, and a coarse view zone adjustment transfer solution, as well as other view zone artefact reduction techniques and multi-depth perception adjustment techniques.

IPC Classes  ?

• A61B 3/032 - Devices for presenting test symbols or characters, e.g. test chart projectors
• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes
• A61B 3/024 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for determining the visual field, e.g. perimeter types
• A61B 3/028 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuitySubjective types, i.e. testing apparatus requiring the active assistance of the patient for determination of refraction, e.g. phoropters
• G02B 27/01 - Head-up displays

Abstract

Described are various embodiments of an oculomotor assessment system and method of using same. One embodiment relates to system comprising a head-mountable device comprising a set of light sources mountable on the user's head to present, in operation, a visual stimulus at a corresponding plurality of physical locations at respective relative distances to the user's eyes. The system further comprises an eye tracking system configured to monitor an oculomotor response of the user to the visual stimulus, and a digital data processor operable to execute digital instructions for performing the oculomotor assessment by activating the set of light sources in a sequence to present the visual stimulus in the corresponding physical locations at the respective relative distances, recording the oculomotor response, and outputting an assessment result indicator as a result of the oculomotor response.

IPC Classes  ?

• A61B 5/16 - Devices for psychotechnicsTesting reaction times
• A61B 3/113 - Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions for determining or recording eye movement
• A61B 5/00 - Measuring for diagnostic purposes Identification of persons
• G09B 1/00 - Manually- or mechanically-operated educational appliances using elements forming or bearing symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways

Abstract

Described are various embodiments of a light field vision-based testing device, system and method. One such device comprises an array of digital display pixels; a corresponding array of light field shaping elements (LFSEs); a hardware processor operable to adjust perception of a defined optotype within a range of visual acuity compensations; and an adjustable refractive optical system adjustable to selectively produce a complementary visual acuity compensation to extend each of a cylindrical compensation range and a spherical compensation range.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G06V 40/19 - Sensors therefor

Abstract

Described are various embodiments of a digital vision correction system to at least partially address a user's reduced visual acuity. In some embodiments, the system comprises a user mobile device and a distinct electronic display device comprising a light field display and a network interface operable to interface with the user mobile device to access a vision correction parameter therefrom. In a same or other embodiment, a digital display device is provided to render an input image for viewing by a viewer having reduced visual acuity that varies as a function of a current viewing condition.

IPC Classes  ?

• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes

Abstract

Described are various embodiments of a light field testing device, adjusted pixel rendering method and computer-readable medium therefor, and testing system and method using same. In one embodiment, a light field device, system or computer-implemented method is provided to dynamically adjust user perception, via a light field display, of at least one testing optotype in accordance with a vision-based test, while also providing test administrative guidance via the light field display.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06V 40/19 - Sensors therefor

Abstract

Described are various embodiments of a light field display and vibrating light field shaping layer therefor, adjusted pixel rendering method therefor, and vision testing and/or correction system and method using same.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06T 3/20 - Linear translation of whole images or parts thereof, e.g. panning
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06T 5/73 - DeblurringSharpening
• G06T 7/70 - Determining position or orientation of objects or cameras
• G06T 19/00 - Manipulating 3D models or images for computer graphics
• G06V 40/19 - Sensors therefor
• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes

Abstract

Described are various embodiments of a digital display device to render an image for viewing by a viewer having reduced visual acuity, the device comprising: a digital display medium for rendering the image based on pixel data related thereto; a complementary light field display portion; and a hardware processor operable on said pixel data for a selected portion of the image to be rendered via said complementary light field display portion so to produce vision-corrected pixel data corresponding thereto to at least partially address the viewer's reduced visual acuity when viewing said selected portion as rendered in accordance with said vision-corrected pixel data by said complementary light field display portion.

IPC Classes  ?

• G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G02B 30/26 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type
• G02B 3/00 - Simple or compound lenses
• G06F 1/16 - Constructional details or arrangements
• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06F 3/03 - Arrangements for converting the position or the displacement of a member into a coded form

Abstract

Described are various embodiments of a light field vision testing device, adjusted pixel rendering method and computer-readable medium therefor, and vision testing system and method using same. In one embodiment, a device or computer-implemented method is provided to dynamically adjust user perception of an input image to be rendered via a set of digital display pixels and a corresponding array of light field shaping elements until an optimal visual acuity level is identified.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06V 40/19 - Sensors therefor

Abstract

Described are various embodiments of a light field device, pixel rendering method therefor, and vision perception system and method using same. One embodiment describes a method to adjust user perception of an image portion to be rendered via a set of pixels and a corresponding array of light field shaping elements (LFSE), the method comprising: projecting an adjusted image ray trace between a given pixel and a user pupil location to intersect an adjusted image location for a given perceived image depth given a direction of a light field emanated by the given pixel based on a given LFSE intersected thereby; upon the adjusted image ray trace intersecting a given image portion associated with the given perceived image depth, associating with the given pixel an adjusted image portion value designated for the adjusted image location based on the intersection; and rendering for each given pixel the adjusted image portion value associated therewith.

IPC Classes  ?

• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06V 40/19 - Sensors therefor
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour

Abstract

Described are various embodiments of a light field device, optical aberration compensation or simulation rendering method and vision testing system using same. In one embodiment, the device comprises a digital display comprising a set of pixels; an array of light field shaping elements (LFSE) disposed relative to the set of pixels so to at least partially govern a light field emanated thereby; and a digital processor operable to: receive as input one or more higher order aberration parameters digitally defining a higher order aberration; for each given pixel, identify an adjusted image plane location corresponding thereto given a corresponding LFSE corresponding thereto and given said one or more higher order aberration parameters, and associate therewith an adjusted image value designated for the adjusted image location; and render for each said given pixel said adjusted image value associated therewith.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G06V 40/19 - Sensors therefor

Goods & Services

Digital signage display panels; electric luminescent display panels having multi-view capabilities; lightfield display devices for correcting a display to accommodate the reduced visual acuity of a person viewing the display Refractor devices for performing a subjective vision test; refractor devices for administering a subjective vision test to aid a practitioner in the diagnosis of vision-related disorders; medical devices for dynamically adjusting user perception of an input image and used for prescribing corrective eyewear or surgery; medical devices, namely cognitive impairment assessment devices for performing a vision-based cognitive impairment assessment; vision-based testing devices for digitally implementing a vision-based test to aid a practitioner in the diagnosis of concussions using subjective vision tests; network connected medical devices for conducting vision-based and light-based medical diagnosis and correction over a network, namely, refractor devices, dynamic vision perception diagnostic devices, cognitive impairment assessment devices, and vision-based concussion diagnosis devices Retail store services featuring vision-based testing and light-based diagnostic and corrective devices connected to a network to permit a practitioner to remotely access the device to provide health care and clinical services; billing services in relation to vision-based and light-based diagnostic and corrective devices Provision of remote health care and telemedical services via network connected vision-based and light-based diagnostic and corrective devices; providing a website featuring information on health Product licensing services for vision-based and light-based diagnostic and corrective devices

Goods & Services

(1) Refractor devices for performing a subjective vision test; refractor devices for administering a subjective vision test to aid a practitioner in the diagnosis of vision-related disorders; devices for dynamically adjust user perception of an input image and used for prescribing corrective eyewear or surgery; cognitive impairment assessment device for performing a vision-based cognitive impairment assessment; vision-based testing devices for digitally implementing a vision-based test to aid a practitioner in the diagnosis of concussions using subjective vision tests; digital signage display panels; image display panels having multi-view capabilities; lightfield display devices for correcting a display to accommodate the reduced visual acuity of a person viewing the display. (1) Provision of vision-based testing devices connected to a network so as to permit a practitioner to remotely access the device to provide health care and clinical services via the network-connected vision-based and light-based diagnostic and corrective device; licensing, maintenance, billing, data storage and telepresence support services for vision-based and light-based diagnostic and corrective devices; provision of remote health care and telemedical services via network-connected vision-based and light-based diagnostic and corrective devices; provision of cloud-based health information hosting services.

Abstract

Described are various embodiments of a light field shaping systems for interfacing with light emanated from pixels of a digital display to govern display of perception-adjusted content. Various embodiments comprise a light field shaping layer (LFSL) disposable relative to the digital display to align an array of light field shaping elements with the pixels of the digital display, thereby defining a perception adjustment of displayed content. Various embodiments further comprise an actuator operable on by a digital processor for translating the LFSL to adjust an optical path length between the LSFL and the digital display, thereby defining an adjusted perception adjustment of displayed content in accordance with an adjusted geometry.

IPC Classes  ?

• A61B 3/028 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuitySubjective types, i.e. testing apparatus requiring the active assistance of the patient for determination of refraction, e.g. phoropters
• G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source
• G09G 5/391 - Resolution modifying circuits, e.g. variable screen formats
• G02B 30/00 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
• A61B 3/113 - Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions for determining or recording eye movement

Abstract

Multiview displays are for rendering multiview content. A dynamic light field shaping system interfaces with light emanated from underlying pixels of a digital display to define a plurality of distinct view zones. The system includes a light field shaping layer (LFSL), which includes a series of light field shaping elements disposable relative to the digital display so to align the series of light field shaping elements with the underlying pixels in accordance with a current light field shaping geometry to thereby define a number of distinct view zones in accordance with the current geometry. The system may further include an actuator operable to translate the LFSL relative to the digital display to adjust alignment of the light field shaping elements with the underlying pixels in accordance with an adjusted geometry, thereby adjusting the plurality of distinct view zones.

IPC Classes  ?

• G02B 30/31 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type involving parallax barriers involving active parallax barriers
• G02B 30/56 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels by projecting aerial or floating images
• G09G 3/36 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source using liquid crystals
• G09G 5/14 - Display of multiple viewports
• G02B 30/30 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type involving parallax barriers
• H04N 13/31 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using parallax barriers
• H04N 13/351 - Multi-view displays for displaying three or more geometrical viewpoints without viewer tracking for displaying simultaneously

Abstract

Described are various embodiments of a light field device, optical aberration compensation or simulation rendering method and vision testing system using same. In one embodiment, the method comprises: for each given pixel, digitally defining a virtual phase element defined to produce a designated optical phase shift corresponding to the optical aberration; digitally projecting an adjusted image ray trace from said given pixel towards a user pupil location, given a corresponding LFSE corresponding thereto along said adjusted image ray trace, to intersect said virtual phase element; digitally computing a corresponding refracted ray trace resulting from intersection of said adjusted image ray trace with said virtual phase element; digitally projecting said refracted ray trace to intersect an adjusted image plane location on a designated adjusted image plane and rendering for each said given pixel the adjusted image value associated therewith.

IPC Classes  ?

• G02B 27/01 - Head-up displays
• G02B 30/27 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type involving lenticular arrays
• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G06T 5/00 - Image enhancement or restoration

Goods & Services

Digital signage display panels; image display panels having multi-view capabilities; lightfield display devices for correcting a display to accommodate the reduced visual acuity of a person viewing the display. Refractor devices for performing a subjective vision test; refractor devices for administering a subjective vision test to aid a practitioner in the diagnosis of vision-related disorders; devices for dynamically adjust user perception of an input image and used for prescribing corrective eyewear or surgery; cognitive impairment assessment device for performing a vision-based cognitive impairment assessment; vision-based testing devices for digitally implementing a vision-based test to aid a practitioner in the diagnosis of concussions using subjective vision tests. Billing services for vision-based and light-based diagnostic and corrective devices. Maintenance services for vision-based and light-based diagnostic and corrective devices. Electronic data storage of information related to vision-based and light-based diagnostic and corrective devices; provision of cloud-based health information hosting services. Provision of health care services through a vision-based and light-based diagnostic and corrective device connected to a network so as to permit the practitioner to remotely access the device; provision of remote health care and telemedical services via network-connected vision-based and light-based diagnostic and corrective devices; telepresence medical support services for vision-based and light-based diagnostic and corrective devices. Licensing services for vision-based and light-based diagnostic and corrective devices.

Abstract

Described are various embodiments of a pupil tracking system and method, and digital display device and digital image rendering system and method using same. In one embodiment, a computer-implemented method for dynamically adjusting rendering of a digital image using a light field display comprises: sequentially acquiring a user pupil location; digitally computing a velocity thereof over time; digitally comparing the velocity with a designated threshold pupil velocity; digitally rendering the digital image via the light field display in accordance with a maintained light field viewing zone geometry digitally defined in respect of a previously acquired user pupil location unless the velocity is above the designated threshold pupil velocity.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G09G 3/02 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes by tracing or scanning a light beam on a screen

Abstract

Described are various embodiments of a multiview system, method and display for rendering multiview content, and viewer localisation system, method and device therefor. In one embodiment, a multiview system is operable to interface with a mobile device of a given viewer, and comprises: a MultiView Display (MVD); a network-interfacing content-controller; one or more emitters disposed and operable to emit a respectively encoded time-variable emission in each of distinct viewing directions; and a mobile application operable on the mobile device of the given user to capture a given one of the encoded time-variable emissions when the mobile device is located so to intersect a corresponding one of the distinct directions so to self-identify the mobile device as being substantially in line with a corresponding one of the distinct viewing directions.

IPC Classes  ?

• H04N 13/282 - Image signal generators for generating image signals corresponding to three or more geometrical viewpoints, e.g. multi-view systems
• H04N 13/349 - Multi-view displays for displaying three or more geometrical viewpoints without viewer tracking
• H04N 13/351 - Multi-view displays for displaying three or more geometrical viewpoints without viewer tracking for displaying simultaneously

Abstract

Described are various embodiments of a light field device, pixel rendering method therefor, and vision perception system and method using same. One embodiment describes a method to adjust user perception of an image portion to be rendered via a set of pixels and a corresponding array of light field shaping elements (LFSE), the method comprising: projecting an adjusted image ray trace between a given pixel and a user pupil location to intersect an adjusted image location for a given perceived image depth given a direction of a light field emanated by the given pixel based on a given LFSE intersected thereby; upon the adjusted image ray trace intersecting a given image portion associated with the given perceived image depth, associating with the given pixel an adjusted image portion value designated for the adjusted image location based on the intersection; and rendering for each given pixel the adjusted image portion value associated therewith.

IPC Classes  ?

• G06F 3/13 - Digital output to plotter
• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06V 40/19 - Sensors therefor

Abstract

Described are various embodiments of a digital display device comprising a light filed display operatively coupled thereto, and vision correction system and method user same. In one embodiment, a system and method are provided for implementing a viewer-specific image perception adjustment within a defined view zone (e.g. field of view zone).

IPC Classes  ?

• H04N 7/18 - Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
• H04N 17/00 - Diagnosis, testing or measuring for television systems or their details

Abstract

Described are various embodiments of process, system and device to automatically adjust user perception of an input, whereby and adjusted image perception value is variably defined for different input locations to create at least one of a multi-focal effect, a progressive perception adjustment, or the like.

IPC Classes  ?

• H04N 13/395 - Volumetric displays, i.e. systems where the image is built up from picture elements distributed through a volume with depth sampling, i.e. the volume being constructed from a stack or sequence of 2D image planes
• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes
• A61B 3/028 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuitySubjective types, i.e. testing apparatus requiring the active assistance of the patient for determination of refraction, e.g. phoropters
• G02B 7/28 - Systems for automatic generation of focusing signals
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,

Abstract

Described are various embodiments of a light field display, adjusted pixel rendering method and computer-readable medium therefor, and vision correction system and method using same. In one embodiment, a computer-implemented method is provided to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has an array of light field shaping elements.

IPC Classes  ?

• G09G 3/34 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix by control of light from an independent source

Abstract

Described are various embodiments of a light field vision testing device, adjusted pixel rendering method and computer-readable medium therefor, and vision testing system and method using same. In one embodiment, a device or computer-implemented method is provided to dynamically adjust user perception of an input image to be rendered via a set of digital display pixels and a corresponding array of light field shaping elements until an optimal visual acuity level is identified.

IPC Classes  ?

• H04N 13/30 - Image reproducers
• H04N 13/302 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
• H04N 13/307 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using fly-eye lenses, e.g. arrangements of circular lenses
• H04N 5/225 - Television cameras
• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G02B 30/00 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
• G02B 30/50 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels
• G06T 15/06 - Ray-tracing
• G06T 19/00 - Manipulating 3D models or images for computer graphics
• H04N 13/366 - Image reproducers using viewer tracking

Abstract

Described are various embodiments of a binocular light field display, adjusted pixel rendering method therefor, and vision correction system and method using same. In one embodiment, a system is described to produce a perception adjustment of an input image comprising a pupil tracking device, a digital light field display operable to define spatially periodically recurring view zones within which to produce a perceptively adjusted version of the input image, and a digital data processor operable on pixel data to produce the perceptively adjusted version of the input image within the zones while actively translating a boundary of these view zones so to reduce overlap of the boundary with each of respective pupil locations.

IPC Classes  ?

• G02B 27/01 - Head-up displays

Abstract

Described are various embodiments of a light field testing device, adjusted pixel rendering method and computer-readable medium therefor, and testing system and method using same. In one embodiment, a light field device, system or computer-implemented method is provided to dynamically adjust user perception, via a light field display, of at least one testing optotype in accordance with a vision-based test, while also providing test administrative guidance via the light field display.

IPC Classes  ?

• H04N 13/30 - Image reproducers
• H04N 13/302 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
• H04N 13/307 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using fly-eye lenses, e.g. arrangements of circular lenses
• H04N 5/225 - Television cameras
• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G02B 30/00 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
• G02B 30/50 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels
• G06T 15/06 - Ray-tracing
• G06T 19/00 - Manipulating 3D models or images for computer graphics
• H04N 13/366 - Image reproducers using viewer tracking

Abstract

Described are various embodiments of a light field display, adjusted pixel rendering method and computer-readable medium therefor, and vision correction system and method using same addressing astigmatism or similar conditions. In one embodiment, a computer- implemented method is provided to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has an array of light field shaping elements.

IPC Classes  ?

• H04N 13/30 - Image reproducers
• H04N 13/302 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
• H04N 13/307 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using fly-eye lenses, e.g. arrangements of circular lenses
• H04N 5/225 - Television cameras
• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G02B 30/00 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
• G02B 30/50 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels
• G06T 13/00 - Animation
• G06T 15/06 - Ray-tracing
• G06T 19/00 - Manipulating 3D models or images for computer graphics
• H04N 13/366 - Image reproducers using viewer tracking

Abstract

Described are various embodiments of a digital display device for use by a user having reduced visual acuity. In one embodiment, the device comprises: a digital display medium comprising an array of pixels and operable to render a pixelated image accordingly; a light field shaping layer defined by an array of light field shaping elements and disposed relative to said digital display so to align each of said light field shaping elements with a corresponding set of said pixels to shape a light field emanating therefrom and thereby at least partially govern a projection thereof from said display medium toward the user; and a hardware processor operable on pixel data for the image such that said processed image is rendered to at least partially compensate for the user's reduced visual acuity.

IPC Classes  ?

• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 1/16 - Constructional details or arrangements
• H04N 9/31 - Projection devices for colour picture display
• G02B 27/09 - Beam shaping, e.g. changing the cross-sectioned area, not otherwise provided for

Abstract

Described are various embodiments of a light field display, adjusted pixel rendering method and computer-readable medium therefor, and vision correction system and method using same addressing astigmatism or similar conditions. In one embodiment, a computer-implemented method is provided to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has an array of light field shaping elements.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,

Abstract

Described are various embodiments of a light field testing device, adjusted pixel rendering method and computer-readable medium therefor, and testing system and method using same. In one embodiment, a light field device, system or computer-implemented method is provided to dynamically adjust user perception, via a light field display, of at least one testing optotype in accordance with a vision-based test, while also providing test administrative guidance via the light field display.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G06F 3/04845 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
• G06V 40/19 - Sensors therefor

Abstract

Described are various embodiments of a digital vision correction system to at least partially address a user's reduced visual acuity. In some embodiments, the system comprises a user mobile device and a distinct electronic display device comprising a light field display and a network interface operable to interface with the user mobile device to access a vision correction parameter therefrom. In a same or other embodiment, a digital display device is provided to render an input image for viewing by a viewer having reduced visual acuity that varies as a function of a current viewing condition.

IPC Classes  ?

• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• A61B 3/028 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuitySubjective types, i.e. testing apparatus requiring the active assistance of the patient for determination of refraction, e.g. phoropters
• G02B 23/12 - Telescopes, e.g. binocularsPeriscopesInstruments for viewing the inside of hollow bodiesViewfindersOptical aiming or sighting devices with means for image conversion or intensification
• G02B 30/27 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type involving lenticular arrays
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range

Abstract

Described are various embodiments of a digital display device to render an image for viewing by a viewer having reduced visual acuity, the device comprising: a digital display medium for rendering the image based on pixel data related thereto; a complementary light field display portion; and a hardware processor operable on said pixel data for a selected portion of the image to be rendered via said complementary light field display portion so to produce vision-corrected pixel data corresponding thereto to at least partially address the viewer's reduced visual acuity when viewing said selected portion as rendered in accordance with said vision-corrected pixel data by said complementary light field display portion.

IPC Classes  ?

• G02B 30/27 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type involving lenticular arrays
• A61B 3/028 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuitySubjective types, i.e. testing apparatus requiring the active assistance of the patient for determination of refraction, e.g. phoropters
• G02B 23/12 - Telescopes, e.g. binocularsPeriscopesInstruments for viewing the inside of hollow bodiesViewfindersOptical aiming or sighting devices with means for image conversion or intensification
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range

Abstract

Described are various embodiments of a light field display and vibrating light field shaping layer therefor, adjusted pixel rendering method therefor, and vision testing and/or correction system and method using same.

IPC Classes  ?

• G06T 5/00 - Image enhancement or restoration

Abstract

Described are various embodiments of a pupil tracking system and method, and digital display device and digital image rendering system and method using same. In one embodiment, a computer-implemented method for dynamically adjusting rendering of a digital image using a light field display comprises: sequentially acquiring a user pupil location; digitally computing a velocity thereof over time; digitally comparing the velocity with a designated threshold pupil velocity; digitally rendering the digital image via the light field display in accordance with a maintained light field viewing zone geometry digitally defined in respect of a previously acquired user pupil location unless the velocity is above the designated threshold pupil velocity.

IPC Classes  ?

• G02B 27/14 - Beam splitting or combining systems operating by reflection only
• G06T 17/00 - 3D modelling for computer graphics

Abstract

Described are various embodiments of a light field display, adjusted pixel rendering method and computer-readable medium therefor, and vision correction system and method using same addressing astigmatism or similar conditions. In one embodiment, a computer-implemented method is provided to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has an array of light field shaping elements.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,

Abstract

Described are various embodiments of a light field vision testing device, adjusted pixel rendering method and computer-readable medium therefor, and vision testing system and method using same. In one embodiment, a device or computer-implemented method is provided to dynamically adjust user perception of an input image to be rendered via a set of digital display pixels and a corresponding array of light field shaping elements until an optimal visual acuity level is identified.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting

Abstract

Described are various embodiments of a light field display, adjusted pixel rendering method and computer-readable medium therefor, and vision correction system and method using same. In one embodiment, a computer-implemented method is provided to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has an array of light field shaping elements.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range

Abstract

Described are various embodiments of a computer-implemented method, automatically implemented by one or more digital processors, to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has an array of light field shaping elements (LFSE). In one embodiment, the method comprises: digitally mapping the input image on a retinal plane of the user, and for each pixel digitally projecting an adjusted image ray trace between said given pixel and a given LFSE to intersect said retinal plane at a given adjusted image location, given an estimated direction of a light field emanated by said given pixel given said given LFSE and a modeled redirection of said adjusted image ray trace in accordance with a designated eye focus parameter; associating an adjusted image value designated for said given adjusted image location with said given pixel based on said mapping; rendering each said given pixel according to said adjusted image value associated therewith, thereby rendering a perceptively adjusted version of the input image.

IPC Classes  ?

• G06T 3/20 - Linear translation of whole images or parts thereof, e.g. panning
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06T 7/70 - Determining position or orientation of objects or cameras
• G06T 5/00 - Image enhancement or restoration
• G06T 19/00 - Manipulating 3D models or images for computer graphics
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints

Abstract

Described are various embodiments of an electronic device for a user having reduced visual acuity to fine tune a prescription thereof corresponding with their reduced visual acuity. The device comprises a digital light-field display, a hardware processor; and a non-transitory computer-readable medium having statements and instructions stored thereon for execution by said hardware processor in correcting an output image to be rendered by said digital light-field display in accordance with an image pre-filtering function, wherein said image pre-filtering function receives as input a light-field display optics parameter and a progressively adjustable vision correction parameter that corresponds to vision correction prescriptions.

IPC Classes  ?

• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• G06F 3/04847 - Interaction techniques to control parameter settings, e.g. interaction with sliders or dials
• H04L 67/306 - User profiles
• H04L 67/125 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network
• H04L 67/04 - Protocols specially adapted for terminals or networks with limited capabilitiesProtocols specially adapted for terminal portability
• H04L 67/10 - Protocols in which an application is distributed across nodes in the network
• G06F 3/147 - Digital output to display device using display panels
• G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
• G02B 30/27 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type involving lenticular arrays
• G02B 27/02 - Viewing or reading apparatus
• G06F 3/0482 - Interaction with lists of selectable items, e.g. menus
• G06F 3/14 - Digital output to display device
• G09G 5/30 - Control of display attribute
• G06T 1/00 - General purpose image data processing
• G06T 5/00 - Image enhancement or restoration
• H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks

Abstract

Described are various embodiments of a computer-implemented method, automatically implemented by one or more digital processors, to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has an array of light field shaping elements (LFSE).

IPC Classes  ?

• H04N 13/30 - Image reproducers
• H04N 13/302 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
• H04N 13/307 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using fly-eye lenses, e.g. arrangements of circular lenses
• H04N 5/225 - Television cameras
• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G02B 30/00 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes

Abstract

A method to automatically adjust user perception of an input image to be rendered on a digital display that has an array of light field shaping elements (LFSE), can include: digitally mapping the input image on a retinal plane of the user, and for each pixel digitally projecting an adjusted image ray trace between said given pixel and a given LFSE to intersect said retinal plane at a given adjusted image location, given an estimated direction of a light field emanated by said given pixel given said given LFSE and a modeled redirection of said adjusted image ray trace in accordance with a designated eye focus parameter; associating an adjusted image value designated for said given adjusted image location with said given pixel based on said mapping; rendering each said given pixel according to said adjusted image value associated therewith, thereby rendering a perceptively adjusted version of the input image.

IPC Classes  ?

• G06T 3/20 - Linear translation of whole images or parts thereof, e.g. panning
• G06T 9/00 - Image coding
• G06T 19/00 - Manipulating 3D models or images for computer graphics
• G06T 5/00 - Image enhancement or restoration
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G06T 7/70 - Determining position or orientation of objects or cameras
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints

Abstract

Described are various embodiments of a light field display, adjusted pixel rendering method and computer-readable medium therefor, and vision correction system and method using same. In one embodiment, a computer-implemented method is provided to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has an array of light field shaping elements.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints

Abstract

Described are various embodiments of a light field display, adjusted pixel rendering method and computer-readable medium therefor, and vision correction system and method using same. In one embodiment, a computer-implemented method is provided to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has an array of light field shaping elements.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints

Abstract

Described are various embodiments of a digital display device for use by a user having reduced visual acuity. In one embodiment, a digital display device is described to render an image for viewing by a viewer having reduced visual acuity. The device comprises a digital display medium comprising an array of pixels and operable to render a pixelated image accordingly; a microlens array disposed relative to said digital display so to align each said microlens with a corresponding set of said pixels to shape a light field emanating therefrom and thereby at least partially govern a projection thereof from said display medium toward the user; and a hardware processor operable on pixel data such that a processed image is rendered via said microlens array to at least partially compensate for the user's reduced visual acuity.

IPC Classes  ?

• G02B 27/42 - Diffraction optics
• G02B 27/44 - Grating systemsZone plate systems
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• G06T 5/00 - Image enhancement or restoration
• G09G 5/391 - Resolution modifying circuits, e.g. variable screen formats

Abstract

Described are various embodiments of a digital display device for use by a user having reduced visual acuity. In one embodiment, the device comprises: a digital display medium comprising an array of pixels and operable to render a pixelated image accordingly; a light field shaping layer defined by an array of light field shaping elements and disposed relative to said digital display so to align each of said light field shaping elements with a corresponding set of said pixels to shape a light field emanating therefrom and thereby at least partially govern a projection thereof from said display medium toward the user; and a hardware processor operable on pixel data for the image such that said processed image is rendered to at least partially compensate for the user's reduced visual acuity.

IPC Classes  ?

• A61B 3/028 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuitySubjective types, i.e. testing apparatus requiring the active assistance of the patient for determination of refraction, e.g. phoropters

Abstract

Described are various embodiments of a digital display device for use by a user having reduced visual acuity. In one embodiment, the device comprises: a digital display medium comprising an array of pixels and operable to render a pixelated image accordingly; a light field shaping layer defined by an array of light field shaping elements and disposed relative to said digital display so to align each of said light field shaping elements with a corresponding set of said pixels to shape a light field emanating therefrom and thereby at least partially govern a projection thereof from said display medium toward the user; and a hardware processor operable on pixel data for the image such that said processed image is rendered to at least partially compensate for the user's reduced visual acuity.

IPC Classes  ?

• G02B 27/42 - Diffraction optics
• G02B 27/44 - Grating systemsZone plate systems
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• G06T 5/00 - Image enhancement or restoration
• G09G 5/391 - Resolution modifying circuits, e.g. variable screen formats

Abstract

Described are various embodiments of a light field display, adjusted pixel rendering method and computer-readable medium therefor, and vision correction system and method using same. In one embodiment, a computer-implemented method is provided to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has a light field shaping layer (LFSL) disposed thereon comprising an array of LFSL elements.

IPC Classes  ?

• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer
• G06T 3/40 - Scaling of whole images or parts thereof, e.g. expanding or contracting
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• G06K 9/00 - Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints

Abstract

Described are various embodiments of an electronic device having an adjustable graphical display, and a vision correction system, method and graphical user interface therefor.

IPC Classes  ?

• G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
• G02C 7/00 - Optical parts
• G06F 3/14 - Digital output to display device

Abstract

Described are various embodiments of an electronic device having an adjustable graphical display, and a vision correction system, method and graphical user interface therefor.

IPC Classes  ?

• G06F 3/048 - Interaction techniques based on graphical user interfaces [GUI]
• G06F 3/0484 - Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
• H04L 29/08 - Transmission control procedure, e.g. data link level control procedure
• G02B 27/22 - Other optical systems; Other optical apparatus for producing stereoscopic or other three-dimensional effects
• G06F 3/147 - Digital output to display device using display panels
• G09G 5/00 - Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
• G02B 27/02 - Viewing or reading apparatus
• G06F 3/0482 - Interaction with lists of selectable items, e.g. menus
• G06F 3/14 - Digital output to display device
• G09G 5/30 - Control of display attribute
• G06T 1/00 - General purpose image data processing
• G06T 5/00 - Image enhancement or restoration

Abstract

Described are various embodiments of a light field display and vibrating light field shaping layer therefor, adjusted pixel rendering method therefor, and vision testing and/or correction system and method using same.

IPC Classes  ?

• A61B 3/028 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuitySubjective types, i.e. testing apparatus requiring the active assistance of the patient for determination of refraction, e.g. phoropters
• G02B 26/00 - Optical devices or arrangements for the control of light using movable or deformable optical elements
• G02B 30/26 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type
• G02C 7/00 - Optical parts
• G06T 5/73 - DeblurringSharpening
• G09F 9/30 - Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements

Abstract

Described are various embodiments of a light field vision testing device,
adjusted pixel rendering
rnethod and cornputer-readable medium therefor, and vision testing system and
rnethod using same.
In one embodiment, a device or cornputer-implernented method is provided to
dynamically adjust
user perception of an input image to be rendered via a set of digital display
pixels and a
corresponding array of light field shaping elernents until an optimal visual
acuity level is identified.

IPC Classes  ?

• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G02B 30/00 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
• G02B 30/50 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels
• G06T 15/06 - Ray-tracing
• G06T 19/00 - Manipulating 3D models or images for computer graphics
• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
• H04N 13/30 - Image reproducers
• H04N 13/302 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
• H04N 13/307 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using fly-eye lenses, e.g. arrangements of circular lenses
• H04N 13/366 - Image reproducers using viewer tracking

Abstract

Described are various embodiments of a light field display, adjusted pixel
rendering
method and computer-readable medium therefor, and vision correction system and
method
using same addressing astigmatism or similar conditions. In one embodiment, a
computer-
implemented method is provided to automatically adjust user perception of an
input image
to be rendered on a digital display via a set of pixels thereof, wherein the
digital display
has an array of light field shaping elements.

IPC Classes  ?

• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G02B 30/00 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
• G02B 30/50 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels
• G06T 13/00 - Animation
• G06T 15/06 - Ray-tracing
• G06T 19/00 - Manipulating 3D models or images for computer graphics
• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
• H04N 13/30 - Image reproducers
• H04N 13/302 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
• H04N 13/307 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using fly-eye lenses, e.g. arrangements of circular lenses
• H04N 13/366 - Image reproducers using viewer tracking

Abstract

Described are various embodiments of a digital display device comprising a light filed display operatively coupled thereto, and vision correction system and method user same. In one embodiment, a system and method are provided for implementing a viewer-specific image perception adjustment within a defined view zone (e.g. field of view zone).

IPC Classes  ?

• H04N 7/18 - Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

Abstract

Described are various embodiments of process, system and device to automatically adjust user perception of an input, whereby and adjusted image perception value is variably defined for different input locations to create at least one of a multi-focal effect, a progressive perception adjustment, or the like.

IPC Classes  ?

• A61B 3/028 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuitySubjective types, i.e. testing apparatus requiring the active assistance of the patient for determination of refraction, e.g. phoropters
• H04N 13/395 - Volumetric displays, i.e. systems where the image is built up from picture elements distributed through a volume with depth sampling, i.e. the volume being constructed from a stack or sequence of 2D image planes

Abstract

Described are various embodiments of a multiview system, method and display for rendering multiview content, and viewer localisation system, method and device therefor. In one embodiment, a multiview system is operable to interface with a mobile device of a given viewer, and comprises: a MultiView Display (MVD); a network-interfacing content-controller; one or more emitters disposed and operable to emit a respectively encoded time-variable emission in each of distinct viewing directions; and a mobile application operable on the mobile device of the given user to capture a given one of the encoded time-variable emissions when the mobile device is located so to intersect a corresponding one of the distinct directions so to self-identify the mobile device as being substantially in line with a corresponding one of the distinct viewing directions.

IPC Classes  ?

• H04N 13/282 - Image signal generators for generating image signals corresponding to three or more geometrical viewpoints, e.g. multi-view systems
• H04N 13/349 - Multi-view displays for displaying three or more geometrical viewpoints without viewer tracking
• H04N 13/351 - Multi-view displays for displaying three or more geometrical viewpoints without viewer tracking for displaying simultaneously

Abstract

Multiview displays are for rendering multiview content. A dynamic light field shaping system interfaces with light emanated from underlying pixels of a digital display to define a plurality of distinct view zones. The system includes a light field shaping layer (LFSL), which includes a series of light field shaping elements disposable relative to the digital display so to align the series of light field shaping elements with the underlying pixels in accordance with a current light field shaping geometry to thereby define a number of distinct view zones in accordance with the current geometry. The system may further include an actuator operable to translate the LFSL relative to the digital display to adjust alignment of the light field shaping elements with the underlying pixels in accordance with an adjusted geometry, thereby adjusting the plurality of distinct view zones.

IPC Classes  ?

• G02B 30/30 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type involving parallax barriers
• G02B 30/31 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type involving parallax barriers involving active parallax barriers
• G02B 30/56 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels by projecting aerial or floating images
• H04N 13/31 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using parallax barriers
• H04N 13/351 - Multi-view displays for displaying three or more geometrical viewpoints without viewer tracking for displaying simultaneously

Abstract

Described are various embodiments of a a vision-based testing device for digitally implementing a vision-based test for a user using both their left and right eye simultaneously. In one embodiment, the device comprises: left and right display portions comprising respective pixel arrays; corresponding light field shaping element (LFSE) arrays of light field shaping elements respectively disposed at a distance from said display portions so to at least partially govern respective left and right light fields projected on the user's left and right eye, respectively; and a digital data processor operable on pixel data for designated visual digital test content, to simultaneously render said designated visual digital test content in accordance with the vision-based test to be simultaneously perceived by the left and right eye, respectively, to be at a common virtual position so to invoke a natural binocular eye vergence response corresponding to said common virtual position.

IPC Classes  ?

• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes
• A61B 3/08 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing binocular or stereoscopic vision, e.g. strabismus

Abstract

Described are various embodiments of an oculomotor assessment system and method of using same. One embodiment relates to system comprising a head-mountable device comprising a set of light sources mountable on the user's head to present, in operation, a visual stimulus at a corresponding plurality of physical locations at respective relative distances to the user's eyes. The system further comprises an eye tracking system configured to monitor an oculomotor response of the user to the visual stimulus, and a digital data processor operable to execute digital instructions for performing the oculomotor assessment by activating the set of light sources in a sequence to present the visual stimulus in the corresponding physical locations at the respective relative distances, recording the oculomotor response, and outputting an assessment result indicator as a result of the oculomotor response.

IPC Classes  ?

• A61B 3/113 - Objective types, i.e. instruments for examining the eyes independent of the patients perceptions or reactions for determining or recording eye movement
• A61B 5/00 - Measuring for diagnostic purposes Identification of persons
• A61B 5/16 - Devices for psychotechnicsTesting reaction times
• G09B 1/00 - Manually- or mechanically-operated educational appliances using elements forming or bearing symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways

Abstract

Described are various embodiments of a light field vision-based testing device, system and method. One such device comprises an array of digital display pixels; a corresponding array of light field shaping elements (LFSEs); a hardware processor operable to adjust perception of a defined optotype within a range of visual acuity compensations; and an adjustable refractive optical system adjustable to selectively produce a complementary visual acuity compensation to extend each of a cylindrical compensation range and a spherical compensation range.

IPC Classes  ?

• A61B 3/028 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuitySubjective types, i.e. testing apparatus requiring the active assistance of the patient for determination of refraction, e.g. phoropters

Abstract

Described are various embodiments of a computer-implemented method, automatically implemented by one or more digital processors, to automatically adjust user perception of an input image to be rendered on a digital display via a set of pixels thereof, wherein the digital display has an array of light field shaping elements (LFSE).

IPC Classes  ?

• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G02B 30/00 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
• H04N 13/30 - Image reproducers
• H04N 13/302 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
• H04N 13/307 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using fly-eye lenses, e.g. arrangements of circular lenses

Abstract

Described are various embodiments of a digital display device for use by a user having reduced visual acuity. In one embodiment, the device comprises: a digital display medium comprising an array of pixels and operable to render a pixelated image accordingly; a light field shaping layer defined by an array of light field shaping elements and disposed relative to said digital display so to align each of said light field shaping elements with a corresponding set of said pixels to shape a light field emanating therefrom and thereby at least partially govern a projection thereof from said display medium toward the user; and a hardware processor operable on pixel data for the image such that said processed image is rendered to at least partially compensate for the user's reduced visual acuity.

IPC Classes  ?

• A61B 3/028 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuitySubjective types, i.e. testing apparatus requiring the active assistance of the patient for determination of refraction, e.g. phoropters

Abstract

Described are various embodiments of a pupil tracking system and method, and digital display device and digital image rendering system and method using same. In one embodiment, a computer-implemented method for dynamically adjusting rendering of a digital image using a light field display comprises: sequentially acquiring a user pupil location; digitally computing a velocity thereof over time; digitally comparing the velocity with a designated threshold pupil velocity; digitally rendering the digital image via the light field display in accordance with a maintained light field viewing zone geometry digitally defined in respect of a previously acquired user pupil location unless the velocity is above the designated threshold pupil velocity.

IPC Classes  ?

• G02B 27/14 - Beam splitting or combining systems operating by reflection only
• G06T 17/00 - 3D modelling for computer graphics

Abstract

Described are various embodiments of a digital display device to render an image for viewing by a viewer having reduced visual acuity, the device comprising: a digital display medium for rendering the image based on pixel data related thereto; a complementary light field display portion; and a hardware processor operable on said pixel data for a selected portion of the image to be rendered via said complementary light field display portion so to produce vision-corrected pixel data corresponding thereto to at least partially address the viewer's reduced visual acuity when viewing said selected portion as rendered in accordance with said vision-corrected pixel data by said complementary light field display portion.

IPC Classes  ?

• A61B 3/028 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuitySubjective types, i.e. testing apparatus requiring the active assistance of the patient for determination of refraction, e.g. phoropters
• G02B 23/12 - Telescopes, e.g. binocularsPeriscopesInstruments for viewing the inside of hollow bodiesViewfindersOptical aiming or sighting devices with means for image conversion or intensification
• G02B 30/27 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type involving lenticular arrays

Abstract

Described are various embodiments of a digital vision correction system to at least partially address a user's reduced visual acuity. In some embodiments, the system comprises a user mobile device and a distinct electronic display device comprising a light field display and a network interface operable to interface with the user mobile device to access a vision correction parameter therefrom. In a same or other embodiment, a digital display device is provided to render an input image for viewing by a viewer having reduced visual acuity that varies as a function of a current viewing condition.

IPC Classes  ?

• A61B 3/028 - Subjective types, i.e. testing apparatus requiring the active assistance of the patient for testing visual acuitySubjective types, i.e. testing apparatus requiring the active assistance of the patient for determination of refraction, e.g. phoropters
• G02B 23/12 - Telescopes, e.g. binocularsPeriscopesInstruments for viewing the inside of hollow bodiesViewfindersOptical aiming or sighting devices with means for image conversion or intensification
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G02B 30/27 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer’s left and right eyes of the autostereoscopic type involving lenticular arrays

Abstract

Described are various embodiments of a light field testing device, adjusted pixel rendering method and computer-readable medium therefor, and testing system and method using same. In one embodiment, a light field device, system or computer-implemented method is provided to dynamically adjust user perception, via a light field display, of at least one testing optotype in accordance with a vision-based test, while also providing test administrative guidance via the light field display.

IPC Classes  ?

• A61B 3/00 - Apparatus for testing the eyesInstruments for examining the eyes
• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G02B 30/00 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
• G02B 30/50 - Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels
• G06T 15/06 - Ray-tracing
• G06T 19/00 - Manipulating 3D models or images for computer graphics
• G09G 3/00 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
• H04N 13/30 - Image reproducers
• H04N 13/302 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
• H04N 13/307 - Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using fly-eye lenses, e.g. arrangements of circular lenses
• H04N 13/366 - Image reproducers using viewer tracking