Embodiments of the present invention relate to the technical field of camera devices, and disclosed are a camera module (100), an electronic device (200), and a position detection method applied to the camera module (100). The camera module (100) comprises an autofocus mechanism (2), an adjustable diaphragm mechanism (3), and a linkage mechanism (4); the autofocus mechanism (2) drives a supporting frame (21) by means of a focusing driving assembly (22) to drive a lens (1) to move so as to realize focusing motion; and when the lens (1) moves, the linkage mechanism (4) drives a blade driving assembly (33) according to the current position of the lens (1) in the optical axis direction to drive light-blocking blades (32) to move, so as to adaptively change the area of the lens (1) blocked by the light-blocking blades (32). In this way, the focusing motion of the lens (1) can be linked with the aperture adjustment motion of an adjustable diaphragm, thereby implementing consistent adjustment of the focus of the lens and the aperture of the diaphragm. The electronic device (200) of the present invention comprises a device body (210) and the camera module (100), and the camera module (100) is provided on the device body (210).
An adjustable diaphragm (100). A blade support ring (102) cooperates with a blade drive ring (103) to movably fix light shading blades (101). By means of Lorentz force between a drive magnetic steel (1042) and a drive coil (1044), an electromagnetic drive component (104) drives a drive rod (1043) to rotate relative to a base (1041). The drive rod (1043) is slidably connected to the blade drive ring (103) so as to drive the blade drive ring (103) to rotate, such that the blade drive ring (103) drives the light shading blades (101) to rotate so as to shield or expose a lens (201) of a camera module (200). In this way, making a diaphragm part and the electromagnetic drive component (104) independent of the lens (201) can optimize the weight distribution of the camera module (200), so as to reduce the burden of an autofocus mechanism (202). Additionally, because of the overall independent arrangement, electrical wiring of the electromagnetic drive component (104) can be arranged around the periphery of the lens (201), and thus does not affect the focusing movement of the lens (201).
G03B 30/00 - Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
The embodiments of the present application relate to the technical field of camera apparatuses. Disclosed is a camera module (500). Magnetic forces between drive coil groups (101) and driven magnetic part groups (104) are utilized to realize non-contact driving of shading blades (105) by means of a blade driving mechanism, such that the blade driving mechanism and an automatic focusing mechanism operate independent of each other and do not interfere with each other. Moreover, as a cylinder (201), a lens (1), the drive coil groups (101) and a blade supporting member (102) are all assembled in the direction of an optical axis (LA), the camera module (400) can be prevented from structurally protruding in multiple directions. The camera module (400) provided in the present application has a simpler structure, and the number of elements used is reduced, thus reducing the assembly difficulty and the manufacturing cost of the camera module (400). Further disclosed in the present application is an electronic device (500), comprising a device body (510) and the camera module (400), the camera module (400) being arranged on the device body (510).
Disclosed in the present invention are a camera apparatus and a portable electronic device. The camera apparatus comprises a base, a lens unit having an optical axis, an imaging element unit, a first movable frame, a second movable frame, a plurality of first balls, a plurality of second balls, a first driving mechanism and a second driving mechanism. The first movable frame is rollingly supported on the base by means of the plurality of first balls, the first driving mechanism is used for driving the first movable frame to rotate by using the optical axis as a centerline and/or to move in the radial direction of the optical axis, and the second movable frame is rollingly supported on the first movable frame by means of the plurality of second balls; the imaging element unit is fixed onto the second movable frame, and the second driving mechanism is used for driving the imaging element unit to move in the axis direction of the optical axis and/or to deflect by using the direction perpendicular to the optical axis as a centerline. Compared with the prior art, the present invention can achieve the purpose of arranging more efficient anti-shake correction and autofocus components in miniaturized portable electronic devices, thus resulting in improved image capture quality.
A blade driving device (100), a camera device (200), and a portable electronic device (300). The blade driving device (100) comprises: a housing (10), at least one rotating shaft (14) extending into an accommodating space (13) being provided on the housing (10); a rotating body (30), which is a magnetic member having at least two magnetic poles; a blade (20), one end of the blade (20) being fixedly connected to the rotating body (30) and rotating with the rotating body (30), and a shielding portion (21) and an opening portion (22) being provided at the other end of the blade (20); a driving coil (40), the orthographic projection of the driving coil (40) in the direction of an optical axis channel overlapping the orthographic projection of the rotating body (30) in the direction of the optical axis channel; a circuit board (50) electrically connected to the driving coil (40); and at least one magnetic yoke (60) fixed to the housing (10). By reducing the number of mounted components, compactness is achieved, efficient utilization of space is achieved, and the structure and assembly are simplified, so that more efficient blade driving can be achieved with a simpler structure.
Some embodiments of the present application provide a camera device and a camera. The camera device comprises an autofocus lens module (100), an imaging module (200), and an anti-vibration mechanism (300). The anti-vibration mechanism (300) sequentially comprises, from the image side to the object side, the following components: a base (31), a magnet (32) being provided on the base (31); a driving frame (33), rotatably arranged on the base (31), a locking magnetic yoke (341) and a driving coil being provided on the driving frame (33); and a movable frame (34), the movable frame (34) driving the imaging module (200) to move together. When the driving coil is not powered on, the magnet (32) attracts the locking magnetic yoke (341) to lock the movable frame (34) and the driving frame (33) together. When the driving coil is powered on to generate a magnetic field, the magnet (32) drives the driving frame (33) to rotate by means of the driving coil so as to unlock the movable frame (34) and the driving frame (33).
Provided in some embodiments of the present application are a camera apparatus (100) and an electronic device. The camera apparatus (100) comprises a driving mechanism (10) and a lens module (20); the driving mechanism (10) comprises a base (12) and a first frame (11) rotatably arranged on the base (12), the base (12) being provided with a first magnetic yoke (13) and a driving coil (14), and the first frame (11) being provided with a magnet (15) and having an inclined supporting surface (112) inclined with respect to an optical axis; the driving coil (14) drives the first frame (11) to rotate in a plane perpendicular to the optical axis direction, so as to drive a lens holder (21) to move in the optical axis direction or to incline with respect to the optical axis.
G02B 7/04 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
G03B 30/00 - Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
The embodiments of the present application relate to the technical field of camera devices. Disclosed is a camera module. A driving member is arranged on a base, and is configured to drive a lens supporting frame to focus and move along an optical axis and further to drive a blade driving frame to rotate by taking the optical axis as a rotating axis; the blade driving frame rotates to drive a blade driving ring to rotate synchronously, and the blade driving ring then drives a plurality of light-shielding blades to gather or separate, thereby adjusting the size of an opening defined by the light-shielding blades. That is, the driving member for driving the light-shielding blades also drives a lens to focus, such that the number of elements of the camera module can be reduced, thereby reducing the size and the weight of the camera module and avoiding interference between a structure for focusing and a power mechanism for driving the light-shielding blades in the camera module. Further disclosed in the embodiments of the present application are a camera and an electronic apparatus.
Disclosed in embodiments of the present application is a camera module. A first driving member is provided on a base, a second driving member is provided on a lens supporting frame, and the first driving member fits the second driving member to drive the lens supporting frame to move along an optical axis for focusing; a blade driving frame is movable relative to the base, and a third driving member is provided on the blade driving frame; the first driving member is further configured to fit the third driving member to drive the blade driving frame to rotate by taking the optical axis as a rotating axis, the blade driving frame drives a blade driving ring to rotate, and the blade driving ring drives a plurality of light-blocking blades to spread apart or hold together, thereby adjusting the size of an opening defined by the light-blocking blades. That is, the driving member for driving the light-blocking blades to move and driving a lens to focus is the first driving member. Thus, the number of elements of the camera module can be reduced, thereby decreasing the size and weight of the camera module, and avoiding interference between the focusing structure in the camera module and the power mechanism for driving the plurality of light-blocking blades. Also disclosed in the embodiments of the present application are a camera and an electronic device.
A microscope imaging system suitable for ultraviolet broadband imaging, comprising a refraction and reflection lens group (1), a tube lens group (3), and an optical path folding and reflection assembly (5). The refraction and reflection lens group (1) comprises a refraction and reflection assembly (11), a field lens assembly (13), and a focusing assembly (15); the refraction and reflection assembly (11) focuses light from an object onto the field lens assembly (13) to correct chromatic aberration, and the light that has undergone the chromatic aberration correction sequentially passes through the focusing assembly (15), the tube lens group (3), and the optical path folding and reflection assembly (5) to form an image on an image plane; the magnification of the imaging system is M, and satisfies the following condition: M=F1/F2, wherein F1 is the focal length of the refraction and reflection lens group (1), and F2 is the focal length of the tube lens group (3); and the tube lens group (3) has a zoom range while high-order chromatic aberration is unchanged, and the optical path folding and reflection assembly (5) has an optical path distance change range adapted to the zoom range of the tube lens group (3).
An image display method, comprising: receiving an original image from an external image source (201), the original image (201) having a plurality of rows and a plurality of columns of pixels (203) (S101); determining whether the resolution of the original image (201) is greater than a maximum display resolution (S102); when the resolution of the original image (201) is greater than the maximum display resolution, sampling, at intervals, the plurality of rows of pixels (203) and the plurality of columns of pixels (203) of the original image (201) in at least one of the row direction and the column direction of the original image (201), so as to generate a×b sub-images (202), wherein a and b are both positive integers, and at least one of a and b is greater than 1 (S103); and displaying the a×b sub-images (202) one by one at a display frame rate F (S104).
A lens module (100, 200, 300) and an electronic device. The lens module comprises a lens barrel (1) having an accommodation space (6), an optical assembly (7) accommodated in the accommodation space (6), and a press ring (2). The press ring (2) comprises a pressing structure (8) and a supporting structure (9) connected to the pressing structure (8) from the image side; the pressing structure (8) comprises a pressing surface (82) abutting against the optical assembly (7) from the image side, and a first conical surface (81) connected to the abutting surface (82) and facing the accommodating space (6); the supporting structure (9) comprises a second conical surface (91) facing the accommodation space (6), the central line (00') of the first conical surface (81) and the central line (00') of the second conical surface (91) both coincide with the central line (00') of the light through hole (3), and the conicity of the first conical surface (81) is equal to that of the second conical surface (91). The angle formed by the generatrix of the first conical surface (81) and the central line (00') of the light through hole (3) and the angle formed by the generatrix of the second conical surface (91) and the central line (00') of the light through hole (3) are greater than the angle formed by the central line (00') of the light through hole (3) and a ray of light of the maximum field of view. The lens module (100, 200, 300) can avoid the problem of the generation of stray light caused by the reflection of light to an imaging surface, thereby improving the imaging quality.
A lens assembly (100), comprising a base (1), a lens mount (2), and a support assembly for supporting the lens mount (2). The lens mount (2) is suspended in the base (1) by means of the support component. The lens mount (2) comprises a connecting part (222) fixedly connected to the support assembly. The connecting part (222) is provided with a groove (223), and a buffer part (8) is provided in the groove (223). The support assembly comprises at least two support parts (3). One end of each support part (3) is connected to the groove (223) by means of the buffer part (8), and the other end of each support part (3) is fixed relative to the base (1). The buffer part (8) has buffer performance, when the lens mount (2) shakes in the direction perpendicular to the optical axis of the lens, the buffer part (8) can buffer the support part (2), shaking of the lens mount (2) in the plane perpendicular to the optical axis of the lens can be relieved, and shaking of the lens mount (2) is avoided.
G02B 7/04 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
A lens module (100), comprising a base (1), a lens mount (2), a supporting component (3) used for supporting the lens mount (2), and several groups of shape memory alloy wires (4) used for driving the lens mount (2) to move along a direction perpendicular to the optical axis of a lens. The lens mount (2) is suspended inside the base (1) by means of the supporting component (3); each group of shape memory alloy wires (4) comprise two ends (41) fixed at one of the base (1) and the lens mount (2), and a driving end (42) located between the two ends (41); a fixed member (5) is provided on the other of the base (1) and the lens mount (2); the driving end (42) is connected to the fixed member (5); the fixed member (5) is provided with a blocking piece (6) that prevents the driving end (42) from sliding off from the fixed member (5). By adding the blocking piece (6) on the fixed member (5), the present invention can effectively prevent the shape memory alloy wires (4) from sliding off from the fixed member (5), and when one group of shape memory alloy wires (4) work, other groups of shape memory alloy wires (4) are not additionally added to generate stress, thereby prolonging the service life of the shape memory alloy wires (4).
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
G02B 7/09 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
Disclosed is a lens (200), comprising: a first surface (210) and a second surface (220) arranged oppositely, and a connecting face (230) used for connecting the first surface (210) and the second surface (220), wherein the connecting face (230) comprises a first outer edge face (232), a second outer edge face (234) and a third outer edge face (236) that are successively connected from the first surface (210) to the second surface (220); the first outer edge face (232), the second outer edge face (234) and the third outer edge face (236) are all inclined from the first surface (210) to the second surface (220) and in the direction close to an optical axis; furthermore, the inclination angle of at least one of the first outer edge face, the second outer edge face and the third outer edge face is greater than or equal to 10° and less than 60°, and the inclination angle of at least one of the first outer edge face, the second outer edge face and the third outer edge face is greater than 0° and less than 10°; or one of the first outer edge face (232), the second outer edge face (234) and the third outer edge face (236) is parallel to the optical axis, and the other two of the first outer edge face, the second outer edge face and the third outer edge face are inclined from the first surface (210) to the second surface (220) and in the direction close to the optical axis, and the inclination angle of at least one of the other two of the first outer edge face, the second outer edge face and the third outer edge face is greater than or equal to 10° and less than 60°. Further disclosed is a compound lens assembly (1), comprising a compound lens tube (100) and the lens (200).
Disclosed is a lens module (1), comprising a lens tube (30) and a pressing ring (10), wherein the pressing ring (10) comprises an object side surface (112), an image side surface (111) opposite the object side surface (112), and a wall portion (113) used for connecting the object side surface (112) and the image side surface (111); the wall portion (113) comprises an inner side wall (1131) close to an optical axis (OO') and an outer side wall (1132) arranged opposite the inner side wall (1131); based on the lens module (1), the section, of the portion parallel to the optical axis (OO'), of the inner side wall (1131) is configured to be an inclined plane, and in the direction from the object side to the image side, the inner side wall (1131) is inclined in the direction close to the optical axis (OO'), such that light entering the pressing ring (10) is reduced, thereby reducing the generation of stray light in the lens tube (30); in addition, a light extinction portion (13) is formed on the inner side wall (1131), and due to the fact that the end, away from the body (131), of a first wall (1321) and the end, away from the body (131), of a second wall (1322) of the light extinction portion (13) are connected in a crossed manner, the stray light emitted to the inner side wall (1131) of the pressing ring (10) can be reflected from different angles and different positions, thereby reducing the reflection area of light and changing the reflection path of the light so as to achieve a scattering effect, and stray light in the lens tube (30) is effectively weakened, and the imaging quality of the lens module (1) is also improved.
A lens, a lens module and an electronic device. The lens comprises an optical portion located at the central position and used for imaging, and a supporting portion surrounding the optical portion and used for abutting against an optical assembly. The supporting portion comprises a first extension part and a second extension part, an end of the first extension part away from the optical axis is a first outer end, an end of the second extension part away from the optical axis is a second outer end, the second extension part is formed by projecting the first outer end of the first extension part in a direction perpendicular to the optical axis of the optical portion, and the thickness of the second outer end is greater than the thickness of the first outer end in the direction of the optical axis. Therefore, by extending the supporting portion and enlarging the contact area of the supporting portion, the mounting stability of the lens on the inner side wall of the lens barrel of the lens module is improved.
A lens module (10) and an electronic apparatus (1). The lens module (10) comprises a lens barrel (100) and an optical component. The lens barrel (100) comprises a barrel wall (110) and an engagement member (130) protruding from a first inner side wall (111) of the barrel wall (110). The engagement member (130) extends from an object side towards an image side. The engagement member (130) comprises a second inner side wall (131) close to an optical axis (OO'). The second inner side wall (131) of the engagement member (130) is a slope when viewed in a cross section parallel to the optical axis (OO'). In a direction from the object side to the image side, the slope inclines towards the optical axis (OO'). The second inner side wall (131) of the engagement member (130) abuts an outer side surface (230) of the optical component, such that when the optical component engages with the engagement member (130), a single optical component can be smoothly fixedly mounted in a position corresponding to the engagement member (130), thereby facilitating fixing and mounting of the single optical component, ensuring the coaxiality and mounting stability of optical components, and facilitating demolding and reverse drafting.
Disclosed by the present application is a lens coating plate, comprising an interconnected body and cover panel; the body and the cover panel are arranged oppositely and collectively clamp the lens; the body is provided with a first mounting hole, the lens being attached to the inner wall surrounding the first mounting hole; the cover panel is provided with a second mounting hole corresponding to the first mounting hole; a first protrusion extending toward the lens is disposed at the peripheral edge of the second mounting hole on the cover panel; the first protrusion abuts against a non-imaging region on the side of the lens close to the cover panel; the inner wall of the first mounting hole is provided with a second protrusion extending into the first mounting hole; the second protrusion abuts against the non-imaging region on the side of the lens away from the cover panel. In the present application, a first protrusion extending toward the lens is arranged at the peripheral edge of the second mounting hole on the cover panel; the first protrusion abuts against a non-imaging region on the side of the lens close to the cover panel, causing the lens placement in the coating plate to be more stable and not prone to shaking.
Disclosed is an anti-glare screen (1) used for a lens module (100), the anti-glare screen comprising an annular first surface (11), an annular second surface (12) and an inner circumferential face (13), wherein the first surface (11) and the second surface (12) are arranged oppositely, the inner circumferential face (13) is connected to the inner edge of the first surface (11) and the inner edge of the second surface (12), and the inner circumferential face (13) is provided with a groove (130) that is recessed inwards. The anti-glare screen (1) is configured in such a way that the groove (130) is arranged on the inner circumferential face (13) connected between the first surface (11) and the second surface (12), thereby avoiding the problem of generated burrs being exposed from the inner circumferential face (13) after the inner circumferential face (13) has been used for a long time, and in turn avoiding the generation of stray light in the lens module (100), thereby optimizing the imaging effect of the lens module (100). Since the lens module uses the anti-glare screen, the lens module has the beneficial effects of the anti-glare screen.
Disclosed is a lens module (100), the lens module (100) comprises a lens tube (10) provided with a containing space, a lens set (30) contained in the containing space, and a pressing ring (50) used for fixedly holding the lens set (30) in the containing space, the lens tube (10) comprises a first tube wall (11) provided with a light passing hole, and a second tube wall (12) extending from the first tube wall (11) in a bent manner, the containing space is defined by the first tube wall (11) and the second tube wall (12), the lens set (30) is arranged between the first tube wall (11) and the pressing ring (50) in a clamped manner, the pressing ring (50) comprises a top face (51) close to the object side, a bottom face (52) close to the image side, an outer side face (53) used for connecting the top face (51) and the bottom face (52) and close to the second tube wall (12), and an annular groove (54) formed by being recessed from the top face (51) towards the bottom face (52), the annular groove (54) is located in the end, close to the outer side face (53), of the top face (51), and the annular groove (54) is used for clearing burrs of the lens set (30).
Disclosed is a lens module (100), comprising a lens tube (10) provided with a containing space and a lens set (30) contained in the containing space, wherein the lens tube (10) comprises a first tube wall (11) provided with a light passing hole (110), and a second tube wall (12) extending from the outer side of the first tube wall (11) in a bent mode, the lens module (100) further comprises an annular supporting member (70) fixed to the end, close to the image side, of the second tube wall (12), the containing space is jointly defined by the annular supporting member (70), the second tube wall (12), and the first tube wall (11), the second tube wall (12) comprises an inner side face (121) close to an optical axis (00'), the annular supporting member (70) comprises an inner surface (71) close to the optical axis (00'), the minimum distance from the inner surface (71) of the annular supporting member (70) to the optical axis (00') is larger than the maximum distance from the inner side face (121) of the second tube wall (12) to the optical axis (00'), the annular supporting member (70) is further provided with a through hole (701) penetrating the annular supporting member (70), a position, corresponding to the through hole (701), of the second tube wall (12) is provided with a protrusion (120), the protrusion (120) and the through hole (701) are fixed in an embedded manner, and the lens module (100) has good imaging quality.
Disclosed is a lens module (100), comprising a lens tube (10) provided with a containing space, and a lens set (30) contained in the containing space, wherein the lens tube (10) comprises a first tube wall (11) provided with a light passing hole, and a second tube wall (12) extending from the outer side of the first tube wall (11) in a bent mode, the lens module (100) further comprises an annular supporting member (70) fixed to the end, close to the image side, of the second tube wall (12), the containing space is jointly defined by the annular supporting member (70), the second tube wall (12), and the first tube wall (11), the second tube wall (12) comprises an inner side face close to an optical axis (00'), the annular supporting member (70) comprises an inner surface (71) close to the optical axis (00'), the minimum distance from the inner surface (71) of the annular supporting member (70) to the optical axis (00') is larger than the maximum distance from the inner side face (121) of the second tube wall (12) to the optical axis (00'), The lens module has better imaging quality and good reliability.
A lens module (100), comprising: a base (1); a lens base (2) provided with a lens and fixed in the base (1); a circuit board (3) for providing an electrical signal; a support component (4) for supporting the lens base (2); and a shape-memory alloy wire (5) for driving the lens base (2) to move in a direction perpendicular to the optical axis of the lens. The lens base (2) is suspended in the base (1) by means of the support component (4). The shape-memory alloy wire (5) comprises a tail end (51) and a drive end (52). The drive end (52) is connected to the lens base (2). The lens module (100) further comprises a conductive element (6). The conductive element (6) comprises a fixed portion (61) fixed onto the base (1), a connection portion (62) located at a side of the fixed portion (61) and connected to the tail end (51) of the shape-memory alloy wire (5), a terminal (63) located at another side of the fixed portion (61) and electrically connected to the circuit board (3), and several bending portions (64) connected between the fixed portion (61) and the terminal (63). An included angle α is formed between the terminal (63) and the fixed portion (61), and is greater than 90 degrees. The configuration ensures that the conductive element (6) is stably welded to the circuit board (3), reduces the height of the conductive element (6) in the direction of the optical axis, and reduces the height of the lens module (100).
G03B 5/06 - Swinging lens about normal to the optical axis
G02B 27/64 - Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
G02B 7/09 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
Disclosed is a lens module, comprising a base (1), a lens mount (2), and a supporting assembly (4) used for supporting the lens mount (2), wherein the lens mount (2) is suspended in the base (1) by means of the supporting assembly (4); the lens mount (2) comprises a connection portion (23) used for being fixedly connected to the supporting assembly (4), and a conductive member (3) arranged on the connection portion (23); the connection portion (23) is provided with a groove (231), and the position, directly facing the groove (231), of the conductive member (3) is provided with connecting ports (312, 321); and the supporting assembly (4) comprises at least two supporting members (41), one end of each of the supporting members (41) is fixed relative to the base (1), the other end of each of the supporting members (41) is welded to the connecting ports (312, 321) of the conductive member (3) by means of the groove (231), and the connecting ports (312, 321) are through holes (93) with the closed periphery. Due to the fact that the connecting ports (312, 321) are configured to be the through holes (93) with the closed periphery, it is ensured that the periphery of the end, penetrating the connecting ports (312, 321), of each of the supporting members (41) can be coated with solder paste, and the supporting members (41) can be stably welded to the conductive member (3), such that electrical signal transmission between the supporting members (41) and the conductive member (3) can be ensured, and electrical signal transmission between an anti-shaking device and an automatic focusing device is further ensured.
G02B 7/09 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
G02B 27/64 - Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
Provided are a lens module (10) and an electronic device. The electronic device comprises the lens module (10). The lens module (10) comprises a lens tube (1). The lens tube (1) is provided with a light passing hole (5) and an accommodating cavity (4) connected to the light passing hole (5). The lens tube (1) comprises an inner wall face (50) enclosing and forming the accommodating cavity (4), and an outer wall face (40) arranged opposite the inner wall face (50). The outer wall face (40) comprises two first protruding arc surfaces (402) and two first sections (401), and the two first protruding arc surfaces (402) and the two first sections (401) are connected in an alternate manner around the center line of the light passing hole (5). Due to the fact that the outer wall face (40) of the lens tube (1) comprises the two first sections (401), such that the size of the lens module (10) is reduced, the requirement of miniaturizing the whole lens module (10) is met on the premise that the performance of the lens module (10) is not affected.
Disclosed is a lens module (100), comprising a lens tube (1) provided with a light passing hole, a set of lenses (20) arranged inside the lens tube (1), and a pressing ring (4) used for fixing the set of lenses (20), wherein the lens tube (1) comprises a tube wall (12) abutting against the pressing ring (4); the pressing ring (4) is used for fixing the set of lenses (20) inside the lens tube (1) from the image side face of the set of lenses (20); the lens module is characterized in that the pressing ring (4) comprises an installation face (50) arranged opposite the set of lenses (20); the installation face (50) comprises an abutting face (501) and a limiting face (505); the abutting face (501) abuts against the set of lenses (20); the limiting face (505) and the set of lenses (20) are arranged in a spaced manner; and the size of the distance between the limiting face (505) and the set of lenses (20) in the direction parallel to an optical axis is smaller than or equal to 5 μm. When the pressing ring (4) is under stress, and the deformation is greater than the distance between the limiting face (505) and the set of lenses (20), the limiting face (505) of the pressing ring (4) abuts against the set of lenses (20), and the set of lenses (20) can limit further deformation of the pressing ring (4), such that the amount of deformation of the pressing ring (4) is controlled to be no more than 5 μm, so as to improve the stability of the lens module (100), and the imaging quality of the lens module (100) and an electronic device (1000) using the lens module (100) is ensured.
Provided is a lens module; a lens cylinder (1) comprises a top wall (11) having an optical aperture (111) and a cylinder wall (12) bent and extended from the edge of the top wall (11); the top wall (11) and the cylinder wall (12) are connected and enclosed to form a cavity; a lens set (2) is accommodated in the cavity; the lens set (2) comprises a contoured lens; the contoured lens comprises a side surface (241) connected to an object side surface (242) and an image side surface (243); the side surface (241) comprises a first abutting surface (2411) connected to the object side surface (242), and the first abutting surface (2411) and an optical axis (00') are arranged at an angle; the cylinder wall (12) comprises an inner surface (121) adjacent to the optical axis (00'); the inner surface (121) comprises a second abutting surface (1211) which is opposite to and parallel to the first abutting surface (2411); the distance between the first abutting surface (2411) and the second abutting surface (1211) is greater than 0 μm and less than or equal to 3 μm. When the lens is subjected to force and deformed, if the amount of deformation exceeds the distance between the first abutting surface (2411) and the second abutting surface (1211), the first abutting surface (2411) abuts against the second abutting surface (1211) so as to limit further deformation of the lens, improving the stability of the lens module and ensuring the imaging quality of the lens module.
Disclosed is a lens module (10) and an electronic device (1). The lens module comprises a lens tube (100/100'), and a set of lenses (200) accommodated in the lens tube (100/100'). The lens tube (100/100') comprises a top wall (120/120') with a light passing hole, and a tube wall (110) extending from the top wall (120/120') in a bent manner, with the top wall (120/120') and the tube wall (110) enclosing to form a cavity accommodating the set of lenses (200); the top wall (120/120') comprises an abutting face (121) for abutting against the set of lenses (200); the tube wall (110) comprises an inner wall face (111) close to the set of lenses (200), the joint between the abutting face (121) and the inner wall face (111) is provided with an avoidance groove (122) accessed in the direction away from the set of lenses (200), such that after the set of lenses (200) is assembled into the lens tube (100/100'), even if burs (216) exist on a lens of the set of lenses (200), the burs (216) can also enter the avoidance groove (122), and the situation where the burs (216) on the lens interfere with the set of lenses (200) entering the lens tube (100/100') is thus avoided, thereby improving the assembly yield of the set of lenses (200) and the lens tube (100/100').
A lens module (1) and an electronic device (100), comprising a lens barrel (20). The lens barrel (20) comprises a barrel wall (21) and a top wall (22) provided with an aperture (221). The top wall (22) comprises an object-side surface (222) facing an object side, an inner-side surface (223) provided opposite the object-side surface (222), and, an outer wall surface (224) and an inner wall surface (225) connecting the object-side surface (222) and the inner-side surface (223). The top wall (22) also comprises a stepped structure (226a/226b/226') formed by a split position. The side of the object-side surface (222) away from an optical axis (OO') is connected to the outer wall surface (224) via the stepped mechanism (226a/226b/226'); the side of the object-side surface (222) in proximity to the optical axis (OO') smoothly transitions into the inner wall surface (225). With the stepped structure (226a/226b/226') moved outward in the direction going away from the optical axis (OO'), and with a smoothly transitioned connection employed at the position where the stepped structure (226a/226b/226') was provided, ensured is that the smooth transition undergoes a great blackening treatment similar to the object-side surface (222) and the inner wall surface (225), thus allowing the object-side surface (222) of the top wall (22), the inner wall surface (225), and the smooth transition between the two to be provided with equivalent matte performance, thus reducing the impact of an existing split position on the appearance of the lens module (1) and that of the electronic device (100).
Disclosed is a compound lens module (10), comprising a lens tube (100), a lens (200) and a shading member (300), wherein the lens (200) and the shading member (300) are accommodated in the lens tube (100); the shading member (300) comprises a first supporting face (310), a second supporting face (320), and an inner wall face (330); the first supporting face (310) is close to the light incidence end; the second supporting face (320) and the first supporting face (310) are arranged oppositely in the thickness direction of the shading member (300); the inner wall face (330) is connected between the first supporting face (310) and the second supporting face (320), and the inner wall face (330) is enclosed to form a light passing hole (340); and among the projections obtained in the light incidence direction, the projection of the second supporting face (320) is located within the projection of the first supporting face (310), and a step groove (312) is provided on the first supporting face (310). By means of the compound lens module (10), the problem of the whole flatness of the first supporting face (310) of the shading member (300) thereof being low is effectively solved, such that when the shading member (300) is assembled into the compound lens module (10), the shading member (300) can better bear the lens (200), and furthermore, the arranged shading member (300) can reduce the contact area between the first supporting face (310) of the shading member and the inner wall of the lens tube (100), thereby enabling the lens (200) to be more stably arranged in the lens tube (100), and improving the performance of the compound lens module (10).
Disclosed are a camera module (10) and an electric device (1), the camera module (10) comprising a lens set (200) and a lens barrel (100), wherein the lens set (200) comprises a plurality of lenses that are sequentially arranged from the object side to the image side; and the lens barrel (100) comprises an accommodating cavity (150) allowing the lens set (200) to be mounted, and an inner side wall (110) corresponding to the accommodating cavity (150) and close to the image side, with the inner side wall (110) being provided with a plurality of first light extinction grooves (111) that are arranged in an array, and with each of the first light extinction grooves (111) being arranged in an extending manner in the axial direction of the lens barrel (100). The inner side wall (110), close to the image side, of the accommodating cavity (150) of the lens barrel (100) is provided with the plurality of first light extinction grooves (111) that are arranged in an array, such that after light rays are emitted into the first light extinction grooves (111) that are arranged in an array, the light rays can be reflected multiple times to achieve a scattering effect, thereby reducing the formation of stray light that interferes with imaging of the camera module (10), and thus improving the imaging quality of the camera module (10).
A lens module (100), comprising: a lens barrel (1); and a lens group (2) and a compression ring (3) accommodated in an accommodation chamber (10) of the lens barrel (1). The lens group (2) comprises a first lens (21) located closest to an image side, and the compression ring (3) abuts a first image side surface (215) of the first lens (21). The compression ring (3) comprises a second object side surface (34), a second image side surface (35) disposed opposite the second object side surface (34), and a second wall portion (36) connected between the second object side surface (34) and the second image side surface (35). The second wall portion (36) comprises an outer side wall (361) located away from an optical axis (OO') and an inner side wall (362) opposite the outer side wall (361). In the lens module (100), the inner side wall (362) of the compression ring (3) is configured to be a slope when viewed in a cross-section parallel to the optical axis (OO'), so as to increase the contact area between stray light and the inner side wall (362), and the inner side wall (362) is configured to be inclined toward the optical axis (OO') along a direction from the object side to the image side, so as to directly block the stray light incident on the inner side wall (362) from entering an imaging region, and to reflect the stray light back to facilitate scattering or diffusion, thereby reducing the stray light in the lens barrel (1) and improving the imaging quality of the lens module (100).
Disclosed are a camera (10) and a mobile terminal (100). The camera (10) comprises a stepping electric motor module (11), a camera module (13), a bearing (14), and a connecting member (15). The stepping electric motor module (11) comprises a stepping electric motor (111) and an output shaft (113), wherein the output shaft (113) is fixedly connected to one end of the camera module (13). The camera module (13) comprises a shell (131) with a containing space (50), and an optical monomer element (133) contained in the shell (131), the other end of the camera module (13) is connected to the connecting member (15) by means of the bearing (14), and the stepping electric motor module (11) can drive the camera module (13) to turn over 180 degrees. The mobile terminal (100) comprises a frame (30), a cover plate (70) covering the frame (30) and jointly enclosing the containing space (50), and the camera (10) arranged in the containing space (50), wherein the camera (10) can turn over 180 degrees relative to the cover plate (70). The camera (10) and the mobile terminal (100) have a simple structure and are easy to implement, and the cost of a front-facing camera is saved on.
Disclosed are a lens module (100) and an imaging system. The lens module comprises a lens cone (1) and a plurality of lenses (2) accommodated in the lens cone (1), wherein the plurality of lenses (2) are sequentially arranged at intervals in the direction of the optical axis (00') of the lens cone (1), and at least one of the plurality of lenses (2) is a glass lens (2). By means of providing at least one invisible light cut-off film (3) on any one of an object side face (21) and image side face (22) of the glass lens (2), the imaging system can directly cut off invisible light, such as infrared light, outside an imaging area by means of the glass lens (2), without needing to add an additional light filter in front of an electronic image sensor, so as to avoid interference to visible light imaging, thereby reducing the length of the imaging system and the height of the lens module (100), and realizing a more compact overall structure; at the same time, the number of optical faces between the lens module (100) and the electronic image sensor is reduced, and the subjective experience and feeling of photography is better.
A lens module (100), comprising a lens barrel (1) and a lens group (2) housed in the lens barrel (1). The lens barrel (1) comprises a barrel wall (11) having a light through hole (10), and the barrel wall (11) comprises an object side surface (111) close to an object side (1a), an image side surface (112) close to an image side (1b), and a connecting surface (113) connecting the object side surface (111) and the image side surface (112); the lens group (2) comprises a first lens (21) close to the object side (1a), the first lens (21) comprises an upper surface (211) close to the object side (1a), and the upper surface (211) comprises an arc-shaped portion (211a) and a peripheral portion (211b) disposed around the arc-shaped portion (211a); the object side surface (111) comprises a plane (111a) and an inclined surface (111b) obliquely extending to the connecting surface (113) from the plane (111a) to the direction close to the image side (1b); the connecting surface (113) obliquely extends to the image side surface (112) from the joint with the inclined surface (111b) to the direction away from an optical axis (O), and the connecting surface (113) and the arc-shaped portion (211a) are oppositely disposed at interval; and a light blocking member is disposed between the barrel wall (11) and the first lens (21). By disposing the inclined surface (111b) and the light blocking member, a reasonable light through hole structure matched with an ultra-wide-angle lens is facilitated to form, stray light can be reduced, large-field-of-view light is not blocked, and forming is easy.
A lens assembly (10), comprising a base (11), a lens seat (12) for mounting a lens, an elastic member (13) connected between the base (11) and the lens seat (12), and a driving device (14) connected between the base (11) and the lens seat (12); the base (11) has an inner cavity (111), the elastic member (13) encloses to form an accommodating space (131), and the elastic member (13) is located on the inner cavity (111) of the base (11) and enables the lens seat (12) to be suspended in the accommodating space (131) enclosed and formed by the elastic member (13); and the driving device (14) is used to drive the lens seat (12) to move along a direction perpendicular to the optical axis of the lens. The elastic member (13) functions to provide the base (11) with a restoring force perpendicular to the optical axis of the lens, and simultaneously functions to electrically connect the lens seat (12) and a base circuit board (116), which reduces the assembly process of the lens assembly (10), improves assembly efficiency, and effectively increases the drop deformation resistance capabilities of the lens assembly (10), thereby improving the reliability thereof.
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
38.
GLUE OVERFLOW-PROOF LENS ASSEMBLY AND ELECTRONIC DEVICE
A glue overflow-proof lens assembly (2) and an electronic device (1). The glue overflow-proof lens assembly (2) comprises a lens barrel (100) and a lens set (200) provided within the lens barrel (100). The lens barrel (100) comprises an inner wall (130) close to an optical axis, an outer wall (140) provided opposite to the inner wall (130), and an image side end face (110) connecting the inner wall (130) to the outer wall (140). A glue overflow groove (120) is provided on the lens barrel (100). The glue overflow groove (120) has an entry (122). The entry (122) is located on the image side end face (110) and the entry (122) is located between the inner wall (130) and the outer wall (140). By providing the glue overflow groove (120) on the lens barrel (100) and making the entry (122) of the glue overflow groove (120) be located on the image side end face (110), when the lens assembly (2) needs to be adhered to another component, excess glue can enter the glue overflow groove (120) from the entry (122) and would not easily overflow from a side of the image side end face (110), thereby reducing overflow of a glue to the lens set (200) and ensuring good quality of imaging of the lens assembly (2).
Disclosed is a lens assembly, comprising a lens tube (100) and a first lens (210), the first lens (210) comprises a body (212) and a bearing and abutting portion (214), the body (212) is connected to the inner wall of the lens tube (100), the bearing and abutting portion (214) is located on the image side face of the body (212), the image side face of the bearing and abutting portion (214) comprises a bearing and abutting face (2142), and the bearing and abutting face (2142) is exposed out of the end face of the image side of the lens tube (100). Disclosed is an electronic device, comprising the lens assembly, and further comprising an installation portion used for installing the lens assembly, wherein the bearing and abutting face (2142) and the installation portion are attached to each other, and a gap is formed between the end face of the image side of the lens tube (100) and the installation portion. The lens assembly and the electronic device can improve the bearing and abutting smoothness of the lens assembly, and can avoid mutual interference between the lens tube (100) and other parts on the electronic device.
A lens module (10) and a ring structure (300) thereof. The ring structure (300) comprises an upper ring surface (310) and a lower ring surface (320) which are parallel to each other and perpendicular to an optical axis (OO') of a lens, a first conical surface (330) connected to the upper ring surface (310), a second conical surface (340) connected to the lower ring surface (320), and an outer ring surface (350) connected to the first conical surface (330) and the second conical surface (340), wherein the first conical surface (330) and the second conical surface (340) respectively extend towards the lower ring surface (320) and the upper ring surface (310); the outer ring surface (350) is used for abutting against an inner wall of a lens barrel (100); the length of the outer ring surface (350) in the direction parallel to the optical axis (OO') is h; the distance between the upper ring surface (310) and the lower ring surface (320) is H, and the relational expression is satisfied: 2.5≤H/h≤4; the upper ring surface (310), the lower ring surface (320), the outer ring surface (350), the first conical surface (330), and the second conical surface (340) are formed at one time. The lens module (10) and the ring structure (300) thereof change the situation that the conventional ring structure (300) has to be formed by opening a plurality of dies for many times, improve the production efficiency of the ring structure (300) and even the whole lens module (10), and optimize the cylindricity and smoothness of the outer ring surface (350), so that the ring structure (300) is easier to demold, and the manufacturing process and the production efficiency are optimized.
A lens module (10) and an electronic device. The lens module comprises: a lens barrel (100) provided with a light through hole (110) and an accommodating cavity (120), the wall surface of the accommodating cavity (120) defined by the lens barrel (100) being an annular stepped surface, and the annular stepped surface comprising a matching ring surface (130) perpendicular to a center line (OO') of the light through hole (110); a lens group (200), comprising a plurality of lenses (210, 220, 230, 240) disposed in the accommodating cavity (120); a light blocking plate (300) positioned between two adjacent lenses (210, 220, 230, 240); and an elastic support member (400). The light blocking plate (300) or one of the lenses (210, 220, 230, 240) directly faces the matching ring surface (130) along the extending direction of the center line (OO') of the light through hole (110); the elastic support member (400) is supported between the matching ring surface (130) and one of the lenses (210, 220, 230, 240) or the light blocking plate (300). According to the lens module (10), the elastic support member (400) is additionally disposed between the light blocking plate (300) and the matching ring surface (130) or between the lens (210, 220, 230, 240) and the matching ring surface (130), so that the rigid contact between the light blocking plate (300) or the lens (210, 220, 230, 240) and the matching ring surface (130) can be effectively reduced, the deformation of components is relieved, and the production yield of the lens module (10) is improved.
Provided is a positioning tool (100) for positioning a lens barrel (200), wherein, the lens barrel (200) includes a first barrel body (210), a stepped structure (230) and a second barrel body (220), the stepped structure (230) includes a stepped surface (222), the first barrel body (210) includes an end surface (212) away from the stepped surface (222), the positioning tool (100) includes a support body (110), the top of the support body (110) is provided with an accommodating groove (120) for accommodating the first barrel body (210), which is along the direction parallel to the optical axis, the depth of the accommodating groove (120) is smaller than the distance between the stepped surface (222) and the end surface (212).
G02B 7/09 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
G02B 7/02 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses
A camera module (10), comprising a lens barrel (100), multiple lenses (200), and a first light shielding member (300). The lens barrel (100) comprises a light-transmitting hole (110); the light-transmitting hole (110) is in communication with the interior of the lens barrel (100); the multiple lenses (200) are successively stacked inside the lens barrel (100) from an object side to an image side along the axial direction of the lens barrel (100); the multiple lenses (200) comprise a first lens (220) that is closest to the object side; the first lens (220) comprises an optical portion (222) and a fixed portion (224) extending around the optical portion (222); a part of the optical portion (222) penetrates through the light-transmitting hole (110) and protrudes outside of the lens barrel (100); the first light shielding member (300) is provided at the periphery of one end of the optical portion (222) protruding outside of the lens barrel (100). The camera module (10) can well eliminate stray light, avoid the interference of the stray light on the imaging of other lenses inside the lens barrel (100), and greatly improve the whole imaging performance of the camera module (10).
Disclosed are an optical lens and a lens module. The optical lens comprises a first surface and a second surface arranged opposite to each other. In a region including the first surface and a first reference surface, the volume of a portion protruding relative to the first reference surface is a first protrusion volume, and the volume of a portion recessed relative to the first reference surface is a first recess volume. In a region including the second surface and a second reference surface, the volume of a portion protruding relative to the second reference surface is a second protrusion volume, and the volume of a portion recessed relative to the second reference surface is a second recess volume. A first volume is obtained by subtracting the first recess volume from the first protrusion volume. A second volume is obtained by subtracting the second protrusion volume from the second recess volume. The absolute difference between the first volume and the second volume is less than or equal to 0.15 mm 3. The above arrangement can enhance the flowability of a material in a process of manufacturing an optical lens, such that the forming process is smooth, and the formed optical lens will be stable and have a more attractive appearance.
An optical lens. The optical lens comprises a lens barrel (100), a lens assembly (200), and a press ring (300); the lens assembly (200) comprises a first lens (210) and a second lens (220); at least a part of a first object side surface (212) of the first lens (210) is located outside the lens barrel (100), and a first image side surface (214) of the first lens (210) comprises a first slope (2142) directly connected to a circumferential surface (216); a second object side surface (222) of the second lens (220) comprises a first horizontal surface (2222) and a second slope (2224) extending obliquely from the first horizontal surface (2222) to the direction of the image side; and the second slope (2224) abuts against the first slope (2142). The press ring (300) abuts against the first horizontal surface (2222), an inner ring surface (310) of the press ring (300) is connected to the circumferential surface (216), and an outer ring surface (320) of the press ring (300) is connected to the lens barrel (100). The circumferential surface (216) of the first lens (210) of the optical lens is directly connected to the first slope (2142), and such design greatly reduces the outer diameter of the first lens (210), thereby greatly improving the problems with the appearance of the lens, such as flow marks and trapped air; moreover, such design can increase the height of a gate when the first lens (210) is formed by injection molding, reducing the molding difficulty of the first lens (210), greatly improving the surface shape of the first lens (210).
An optical lens, comprising: a lens barrel (100), a lens assembly (200) and a pressure ring (300). The lens barrel (100) has an object side end surface (122). The lens assembly (200) comprises a first lens (210) and a second lens (220) arranged on an image side of the first lens (210). The first lens (210) is a plastic lens, and comprises an imaging portion (212) and a fixing portion (214) around the imaging portion (212); the imaging portion (212) extends to the direction of the object side and goes beyond the object side end surface (122). The second lens (220) is located in the lens barrel (100). The pressure ring (300) comprises an inner side surface (320) and an outer side surface (310) which are opposite to each other; the inner side surface (320) is fixed to the fixing portion (214) and the outer side surface (310) is connected with the lens barrel (100); the pressing ring (300) pushes against to the object side of the second lens (220). According to the optical lens, partial structure of the first lens (210) is located outside the lens barrel (100); therefore, the size of the partial structure of the first lens (210) located outside the lens barrel (100) determines the head size of the entire optical lens, and the head size of the optical lens is no longer limited by the wall thickness of the lens barrel (100) and can be greatly reduced.
A lens module. The lens module comprises a lens barrel (100) and a lens assembly (200), wherein the lens barrel (100) comprises a top wall (110) and a side wall (120); the top wall (110) and the side wall (120) are connected to form an accommodating cavity (102); the top wall (110) comprises an outer surface (112), an inner surface (116), and a connecting surface (114) for connecting the outer surface (112) and the inner surface (116); and the connecting surface (114) defines a light penetration hole (104) communicated with the accommodating cavity (102). The lens assembly (200) comprises a plurality of lenses (210, 220, 230, 240, 250) of which the outer diameters are gradually increased from an object side to an image side, wherein the lens assembly comprises a first lens (210) and a second lens (220) arranged on the image side of the first lens (210); the first lens (210) is a glass lens and comprises an imaging part (212) and a connecting part (214) surrounding the imaging part (212); the connecting part (214) comprises a connecting body (2142) and a fixing part (2144) protruding towards the image side from the connecting body (2142); the connecting body (2142) is connected to the outer surface (112); at least part of the structure of the fixing part (2144) is located in the light penetration hole (104); and the second lens (220) is located in the accommodating cavity (102) and abuts against the inner surface (116). The outer diameter of the lens, close to the object side, in the lens module is reduced, and therefore the surface type of the lens can be well guaranteed.
A lens module (10), which comprises a lens cylinder (100) and lenses, the lens cylinder (100) comprising a top wall (110) having a light through-hole (111) and a cylinder wall (120) extending in a bended manner from the edge of the top wall (110), and the top wall (110) and the cylinder wall (120) being connected and enclosed to form a chamber; the lenses are contained in the chamber, and comprise an optical part (210) used for imaging and a connection part (220) which is provided surrounding the optical part (210). The connection part (220) comprises a side surface (223) which connects to an object side surface (221) and the image side surface (222), and abuts against the cylinder wall (120) and the cylinder wall (120) comprises an abutting surface (1211) which abuts against the side surface (223). The lens module (10) is further provided with a glue-containing groove (101) which is formed by forming a recess in at least one among the side surface (223) and the abutting surface (1211). And the connection part (220) further comprises a glue injection orifice (225) which is formed by forming a recess from the image side surface (222) to the object side surface (221) and is in communication with the glue-containing groove (101). When assembling, the glue may be injected by means of the glue injection orifice (225) into the glue-containing groove (101), so as to connect the lenses to the lens cylinder (100), and the extra glue in the glue-containing groove (101) may be contained in the glue injection orifice (225) to prevent the glue from overflowing to the optical part (210) of the lens to affect the imaging of the lens module (10).
A lens assembly (10), comprising a lens barrel (100) and a first lens (200) provided in the lens barrel (100); the lens barrel (100) comprises a barrel-shaped portion (110) and a top plate (120) which are connected to each other, the top plate (120) being located at an object side of the barrel-shaped portion (110); a first connecting portion (300) is provided on the first lens (200), a second connecting portion (400) is provided on the top plate (120), and the first connecting portion (300) fits the second connecting portion (400) so as to realize the fixation between the first lens (200) and the top plate (120); the first connecting portion (300) is a positioning post, and the second connecting portion (400) is a positioning hole; alternatively, the first connecting portion (300) is a positioning hole, and the second connecting portion (400) is a positioning post. Another lens assembly (20), comprising a lens barrel (100) and two adjacent lenses (200, 600) provided in the lens barrel (100); one lens is provided with a positioning hole, the other lens is provided with a positioning post, and the positioning hole fits the positioning post to realize the fixation between the two lenses (200, 600).
Provided are a lens module (10) and electronic device; the lens module (10) comprises a lens tube (100), a pressure ring (300), and a lens set (200); the lens tube (100) is provided with an optical aperture (110) and an accommodating chamber (120) in communication with the optical aperture (110); the lens set (200) and the pressure ring (300) are sequentially arranged in the accommodating chamber (120) from the optical aperture (110) to the accommodating chamber (120); the pressure ring (300) comprises an upper ring surface (310) and a lower ring surface (320) which are arranged opposite to each other, and an outer wall surface (330) connected to the outer ring edge of the upper ring surface (310) and the outer ring edge of the lower ring surface (320); the outer wall surface (330) abuts the lens tube (100), and the upper ring surface (310) abuts against the lens set (200); a leakage gap is formed between the connecting surface of the lens adjacent to the pressure ring (300) and the lens tube (100); an exhaust groove (350) is disposed on the upper ring surface (310), and the exhaust groove (350) is connected to the leakage gap and the external space. In this way the heat dissipation of the lens module (10) is facilitated, causing the temperature and humidity in the lens tube (100) to be more reliable and controllable, and thus the overall performance and service life of the lens module (10) are improved.
A lens (100) comprises an optical portion (110) having an optical axis (00') and an extension portion (120) arranged around the optical portion (110). The optical portion (110) comprises an object-side surface (111) and an image-side surface (112). The extension portion (120) comprises an outer annular surface (123) and a first extension surface (121) and a second extension surface (122) arranged opposite to each other. The first extension surface (121) and the second extension surface (122) are respectively connected to the object-side surface (111) and the image-side surface (112). The outer annular surface (123) connects the first extension surface (121) and the second extension surface (122). Multiple gate recesses (124) are formed on the outer annular surface (123), and arranged uniformly around the optical axis (00'). The multiple gate recesses (124) respectively correspond to gates of a mold used to manufacture the lens (100). The invention solves the problem in which a feed liquid cannot be quickly and fully filled in a mold cavity because the feed liquid can only be injected via a single gate due to the structural limitation of a lens (100), thus ensuring the dimensional precision of a formed lens (100), and the cylindricity and smoothness of the outer annular surface (123), thereby improving a product yield and imaging effect.
An optical lens, comprising a lens barrel (100) and a lens assembly (200). The top wall (110) and the side wall (120) of the lens barrel (100) are connected to form an accommodating cavity (102), the top wall (110) comprises a light through hole (104) which is defined to be communicated with the accommodating cavity (102), and the distance between the connecting surface (114) and the optical axis (10) of the optical lens is gradually increased in the direction from the object side to the image side. The lens assembly (200) comprises a first lens (210) and a second lens (220) which are sequentially arranged from the object side to the image side. The first lens (210) is provided in the light through hole (104) in a penetrating mode, the first lens (210) is a glass lens, the first lens (210) comprises an imaging part (212) and a fixing part (214) provided around the imaging part (212), the imaging part (212) penetrates through the light through hole (104) and extends out of the top wall (110), the fixing part (214) comprises a chamfered surface (2142), the chamfered surface (2142) is attached to the connecting surface (114), and the second lens (220) is located in the accommodating cavity (102). Compared with the conventional optical lens, the outer diameter of the lens, close to the object side, in the optical lens is reduced, and therefore the surface type of the lens can be well guaranteed. In addition, stray light can be well improved by means of the matching of the connecting surface (114) and the chamfered surface (2142), and the imaging effect of the optical lens is improved.
Disclosed is a lens assembly, comprising a lens tube (10) and a lens set contained in the lens tube (10), the lens tube (10) comprises a tube body (110) and a clamping boss (120), the tube body (110) comprises an inner wall close to a central shaft of the tube body (110) and an outer wall arranged opposite the inner wall, the clamping boss (120) is of a ring structure, furthermore, the clamping boss (120) is arranged on the outer wall in a sheathed manner, the side, away from the outer wall, of the clamping boss (120) is provided with a first notch (130), the first notch (130) comprises a first sunken face (132), a second plane (134), and a third plane (136), the first sunken face (132) is arranged between the second plane (134) and the third plane (136), the second plane (134) and the third plane (136) are coplanar, the first sunken face (132) is recessed from the second plane (134) and the third plane (136) in the direction close to the central shaft, and a pouring mouth is arranged on the first sunken face (132). The lens assembly has high outer cleanliness and high production efficiency.
A lens module (10), comprising a lens barrel (100), lenses (201, 202, 203, 204), and a press ring (300). The lens barrel (100) comprises a top wall (110) having a light penetration hole (111) and a barrel wall (120) bending and extending from the edge of the top wall (110). The top wall (110) and the barrel wall (120) are connected and enclose to form a cavity. The lenses (201, 202, 203, and 204) and the press ring (300) are all received in the cavity. The press ring (300) abuts against an image side of the lens (204) close to an object side and abuts against the barrel wall (120); and the press ring (300) comprises an outer side surface (310) abutting against the barrel wall (120) and the barrel wall (120) comprises an abutment surface (1211) abutting against the outer side surface (310). The lens module (10) is further provided with an adhesive accommodating groove (101). The adhesive accommodating groove (101) is formed by at least one recess in the outer side surface (310) and the abutment surface (1211), and the barrel wall (120) is further provided with an adhesive injection hole (124) communicated with the adhesive accommodating groove (101). During assembling, an adhesive can be injected into the adhesive accommodating groove (101) through the adhesive injection hole (124) to connect the press ring (300) to the lens barrel (100), thereby fixing the lenses (201, 202, 203, 204) into the lens barrel (100), and the excess adhesive in the adhesive accommodating groove (101) can be accommodated in the adhesive injection hole (124) to prevent influence on the imaging of the lens module (10) due to overflow of the adhesive to optical parts of the lenses (201, 202, 203, 204).
Provided is a lens assembly (100), comprising a first base (11), a lens (13), a first memory alloy wire (14), and a second memory alloy wire (15). The lens (13) is slidably mounted in the first base (11), the first base (11) comprises a first side plate (112) arranged on one side of the lens (13) and a second side plate (113) arranged on the other side of the lens (13), one end of the first memory alloy wire (14) is connected to the first side plate (112), the other end thereof is connected to the lens (13), one end of the second memory alloy wire (15) is connected to the second side plate (113), the other end thereof is connected to the lens (13), and both the first memory alloy wire (14) and the second memory alloy wire (15) are arranged to be perpendicular to an optical axis S of the lens (13). According to the lens assembly (100), the first memory alloy wire (14) and the second memory alloy wire (15) are configured to be energized to deform to drive the lens (13) to reciprocate relatively between the first side plate (112) and the second side plate (113) so as to realize optical anti-shake, the problem of magnetic field interference is eliminated, the stability is high, the driving arrangement is simple in structure and easy to mount without additional hall elements, and the use reliability is high in special environments.
G02B 7/09 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
Provided is a lens assembly (10), comprising a base (12), a lens (13) mounted to the base (12), a driving device, and a first ball assembly (151). The driving device is connected between the base (12) and the lens (13). The first ball assembly (151) is arranged between the lens (13) and the base (12) and is used for guiding the lens (13) to slide relative to the base (12) in the direction of an optical axis of the lens (13). The first ball assembly (151) comprises a first ball (1511) and a second ball (1512) in contact with each other, and the first ball (1511) has a diameter greater than that of the second ball (1512). The driving device can drive the lens (13) to move in the direction of the optical axis of the lens (13). The bigger and smaller balls are used to prevent a situation wherein a suitable ball assembly length cannot be achieved by only using the first ball (1511). The second ball (1512) can adjust the length of the first ball assembly (151) and can adjust a lateral width of the first ball assembly (151), such that the lens (13) can be attached to the balls tightly, the lens (13) is not prone to shaking during automatic focusing, and the stability of the lens assembly (10) is improved.
An optical acquisition module, comprising a support frame (1), a rotation assembly (2) rotatably installed on the support frame (1), a drive assembly (3) for driving the rotation assembly (2) to rotate relative to the support frame (1), and a reset assembly (4) for resetting the rotation assembly (2). The rotation assembly (2) comprises a body (21) and a prism (22) mounted on the body (21). The drive assembly (3) comprises a magnetic steel (31) and several coils (32). The body (21) is rotatably mounted on the support frame (1). The magnetic steel (31) is installed on one of the support frame (1) and the body (21), and the coils (32) are installed on the other one of the support frame (1) and the body (21). The magnetic steel (31) includes two pole surfaces in the polarization direction, and the coils (32) face one of the pole surfaces of the magnetic steel (31). The cooperation between the magnetic steel (31) and the coils (32) enables the rotation assembly (2) to rotate in multiple directions relative to an installation plate (212), thereby increasing the moving range of the prism (22).
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
G03B 17/00 - Details of cameras or camera bodiesAccessories therefor
58.
OPTICAL ANTI-VIBRATION LENS ASSEMBLY AND OPTICAL ANTI-VIBRATION METHOD THEREFOR
An optical anti-vibration lens assembly (100) and an optical anti-vibration method therefor. The optical anti-vibration lens assembly (100) comprises a first base (12), a lens (11), a first memory alloy wire (26), and a second memory alloy wire (27). The lens (11) is located in the first base (12). The first base (12) comprises a first side plate (123) and a second side plate (124) located on two sides of the lens (11). The first memory alloy wire (26) comprises a first fixed end (261) and a third fixed end (265) fixed at the first side plate (123), a second fixed end (263) fixed at the lens (11), a first extension section (262) connecting the first fixed end (261) to the second fixed end (263), and a second extension section (264) connecting the third fixed end (265) to the second fixed end (263). The second memory alloy wire (27) comprises a fourth fixed end (271) and a sixth fixed end (275) fixed at the second side plate (124), a fifth fixed end (273) fixed at the lens (11), a third extension section (272) connecting the fourth fixed end (271) to the fifth fixed end (273), and a fourth extension section (274) connecting the sixth fixed end (275) to the fifth fixed end (273).The optical anti-vibration lens assembly (100) is simple in structure, and can achieve optical anti-vibration and miniaturization design.
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
An automatic focusing lens assembly (100), comprising a lens (11), a first base (12), a second base (13), and a pair of reset structures (21). The lens (11) is located in the first base (12); the second base (13) comprises a bottom plate (131), a first base body (133) that is bent and extended from the bottom plate (131), and a second base body (134) that is provided spaced apart from the first base body (133); the first base (12) is slidably mounted on the second base body (134); the first base (12) comprises first side plates (123) that are respectively located at the two sides of the lens (11); the second base body (133) comprises second side plates (135) that are respectively located at the outer sides of the first side plates (123); each first side plate (123) comprises a first plate body (124) and a second plate body (125) that is connected to the first plate body (124) and bent and extended to the top of the second side plate (135); each of the two sides of the lens (11) is provided with a reset structure (21); the reset structure (21) comprises an elastic component (14) with one end connected to the first side plate (123) and the other end connected to the first base body (133), a magnetic steel component (212) provided between the second side plate (135) and the second plate body (125), and a guide structure (213) provided between the second side plate (135) and the second plate body (125). The automatic focusing lens assembly has the advantage of being capable of realizing miniaturization design.
G02B 7/09 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
Provided are a periscopic lens module and a prism device (100) applied to the periscopic lens module. The prism device (100) comprises a prism (1), a bearing member (2), a support member (3), a ball (4), an elastic member (5), and a driving member (6), wherein the bearing member (2) comprises a bearing frame (21), the ball (4) is mounted at the top of the bearing frame (21), the support member (3) comprises a prism holder (31), a driving stand (32), and a rotation bracket (33) connected between the prism holder (31) and the driving stand (32) and fitting with the ball (4) in a rotating manner, the elastic member (5) comprises a first elastic bracket (51) and a second elastic bracket (52), the first elastic bracket (51) has a first abutting portion (511), the second elastic support (52) has a second abutting portion (521), the first abutting portion (511) and the second abutting portion (521) abut against the top of the rotation bracket (33) from two sides of the ball (4) at an interval so as to press the rotation bracket (33) and the ball (4) on the bearing frame (21), and the driving member (6) is connected between the bearing member (2) and the driving stand (32) to drive the support member (3) to cause the prism (1) to rotate, such that a prism adjustment structure is simplified and anti-shake is achieved.
G02B 7/18 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
61.
PRISM DEVICE APPLIED TO PERISCOPE-TYPE LENS MODULE, AND PERISCOPE-TYPE LENS MODULE
A prism device (1) applied to a periscope-type lens module, and a periscope-type lens module. The prism device (1) applied to the periscope-type lens module comprises a bearing frame (10), a supporting and resetting component (20) rotatably mounted on the bearing frame (10), a prism (30) that is mounted on the supporting and resetting component (20) to rotate along with the supporting and resetting component (20), and several shape memory alloy wires (40) that are connected between the bearing frame (10) and the supporting and resetting component (20) to drive the supporting and resetting component (20) and the prism (30) to rotate relative to the bearing frame (10); the bearing frame (10) comprises a transversal supporting plate (133), a vertical supporting plate (134), and two side plates (135); the vertical supporting plate (134) is bent and extended upwards from the transversal supporting plate (133); the shape memory alloy wires (41-44) are respectively connected to the supporting and resetting component (20) and the bearing frame (10) from the two side plates (135) so as to drive the supporting and resetting component (20) to drive the prism (30) to rotate about a first rotation center axis, and are respectively connected to the supporting and resetting component (20) and the bearing frame (10) from the transversal supporting plate (133) and the vertical supporting plate (134) so as to drive the supporting and resetting component (20) to drive the prism (30) to rotate around a second rotation center axis. By using the shape memory alloy wire (40) to replace electromagnetic driving, the cost can be reduced.
G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
G02B 7/04 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
A lens module of a camera lens, comprising a fixed frame (10), a camera lens assembly (20) provided within the fixed frame (10), and an elastic suspension assembly (40) that is connected between the fixed frame (10) and the camera lens assembly (20) so as to suspend the camera lens assembly (20) within the fixed frame (10). A first steel magnet (50) is provided on the camera lens assembly (20), and a focusing coil (60) is provided on the fixed frame (10) and is used to cooperate with the first steel magnet (50) so as to drive the camera lens assembly (20) to move along an optical axis and achieve automatic focusing. A second steel magnet (70) is provided on the camera lens assembly (20), and an anti-shake coil (80) is provided on the fixed frame (10) and cooperates with the second steel magnet (70) so as to drive the camera lens assembly (20) to move along a direction perpendicular to the optical axis so as to compensate for the shaking of the camera lens assembly (20) in the direction perpendicular to the optical axis.
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
H04N 5/232 - Devices for controlling television cameras, e.g. remote control
A lens module (1), comprising a housing (10), a first support frame (30), a lens assembly (40), a focusing drive assembly (50), and an anti-shake drive assembly (60). The first support frame (30) is installed in the housing (10) and can move in the optical axis direction of the lens assembly (40) relative to the housing (10). The lens assembly (40) is installed in the first support frame (30), and can move in a direction perpendicular to the optical axis direction of the lens assembly (40) relative to the first support frame (30), and cannot move in the optical axis direction of the lens assembly (40) relative to the first support frame (30). The focusing drive assembly (50) is disposed on the housing (10) and the first support frame (30), so as to drive the first support frame (30) to drive the lens assembly (40) to move in the optical axis direction of the lens assembly (40). The anti-shake drive assembly (60) is disposed on the lens assembly (40) and the housing (10), so as to drive the lens assembly (40) to move in the direction perpendicular to the optical axis direction of the lens assembly (40). The focusing drive assembly (50) drives the first support frame (30) to drive the lens assembly (40) to move in the optical axis direction of the lens assembly (40) so as to carry out an automatic focus function thereof. The anti-shake drive assembly (60) drives the lens assembly (40) to move in the direction perpendicular to the optical axis of the lens assembly (40) so as to carry out an anti-shake compensation function thereof.
G02B 7/09 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
Provided are a prism module (10) and a periscope camera (100), the prism module (10) comprises a housing (1) with an accommodating cavity (101), a prism assembly (2) arranged in the accommodating cavity (101), a rotating shaft (3) fixed in the accommodating cavity (101) and for rotationally connecting the prism assembly (2) and the housing (1), a drive assembly (5) arranged in the accommodating cavity (101) and for driving the prism assembly (2) to rotate around the rotating shaft (3), and a reset assembly (4) arranged in the accommodating cavity (101) and for resetting the prism assembly (2), wherein the reset assembly (4) comprises a first magnetic steel (41) fixed on the prism assembly (2) and a second magnetic steel (42) fixed on the housing (1) and arranged opposite to the first magnetic steel (41) at an interval, the magnetic poles of the first magnetic steel (41) and the second magnetic steel (42) are opposite and attract each other to drive the rotated prism assembly (2) to reset, the first magnetic steel (41) is fixed on the prism assembly (2), the second magnetic steel (42) is fixed on the housing (1) and is arranged opposite to the first magnetic steel (41) at an interval. The prism module is capable of achieving resetting of the prism assembly, and is small in space occupation and convenient to assemble.
G03B 17/12 - Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
G02B 27/64 - Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
G02B 7/18 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors
An automatic focusing lens assembly, comprising a lens (13), a first base (11), a second base (19), and a pair of reset structures (22). The lens (13) is located in the first base (11); the first base (11) can be slidably mounted on the second base (19) along a direction parallel to the optical axis of the lens (13); the first base (11) comprises a first bottom plate (111) and first side arms (11a) that are bent and extended from the first bottom plate (111) and respectively located at the two sides of the lens (13); the second base (19) comprises a second bottom plate (191) and second side arms (19a) that are bent and extends from the second bottom plate (191) and respectively located at the outer sides of the first side arms (11a); each first side arm (11a) comprises a first plate body (101) and a second plate body (102) located above the second side arm (19a); each of the two sides of the lens (13) is provided with the reset structure (22); the reset structure (22) comprises a magnetic steel component (23) provided between the second side arm (19a) and the second plate body (102), a guide structure (24) provided between the first plate body (101) and the second side arm (19a), and an elastic component (25) provided between the first side arm (11a) and the second side arm (19a) along a direction parallel to the optical axis. The automatic focusing lens assembly has the advantages of being compact in structure and capable of achieving miniaturization design.
G02B 7/09 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
67.
AUTOMATIC FOCUSING LENS ASSEMBLY AND AUTOMATIC FOCUSING METHOD THEREOF
An automatic focusing lens assembly (100) and an automatic focusing method thereof. The automatic focusing lens assembly (100) comprises a lens (11), a first base (12), a second base (13), a pair of elastic components (14, 15), and a pair of memory alloy wires (16, 17). The second base (13) comprises a first base body (133) and a second base body (134) that are arranged at intervals along the direction of an optical axis (S); the lens (11) is slidably mounted on the second base body (134) along with the first base body (12); the first base body (12) comprises an extension arm (12a) extending between the first base body (133) and the second base body (134); the two ends of each elastic component (14, 15) are respectively connected with the first base (12) and the first base body (133); the two memory alloy wires (16, 17) are respectively provided at the two sides of the lens (11); each memory alloy wire (16, 17) comprises a fixed portion (161, 171) fixed to the second base body (134), a first connection portion (162, 172) extending from the first fixed portion (161, 171) towards the extension arm (12a), a second fixed portion (163, 173) fixed to the extension arm (12a), a second connection portion (164, 174) extending from the second fixed portion (163, 173) towards the second base body (134), and a third fixed portion (165, 175) connected with the second connection portion (164, 174) and fixed to the second base body (134). The automatic focusing lens assembly (100) has the advantage of being capable of realizing miniaturization design.
G02B 7/04 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
A lens assembly (10), comprising a ball assembly (15), a base (12), a lens (13) mounted on the base (12), a drive device connected between the base (12) and the lens (13), and two elastic members (16) connected between the base (12) and the lens (13). The ball assembly (15) is provided between the lens (13) and the base (12), and is used for guiding the lens (13) to slide relative to the base (12) along the optical axis direction of the lens (13). The elastic members (16) can enable the lens (13) and the base (12) to fasten the ball assembly (15) so that the drive device drives the lens (13) to move along the optical axis direction thereof. The elastic member (16) can prevent the lens (13) from deflecting to ensure the stability thereof. The imaging quality of the lens assembly (10) is good.
G02B 7/09 - Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification adapted for automatic focusing or varying magnification
69.
PRISM DEVICE APPLIED TO PERISCOPIC LENS MODULE AND PERISCOPIC LENS MODULE
A prism device applied to a periscopic lens module and a periscopic lens module. The prism device (10) comprises a bearing frame (11), a supporting and resetting assembly (12), a prism (13) and several shape memory alloy wires (14). The bearing frame (11) comprises a base body (111) having a recessed cavity (1111) and a supporting platform (112) provided within the recessed cavity (1111). The shape memory alloy wires (14) include a first shape memory alloy wire (141), a second shape memory alloy wire (142), a third shape memory alloy wire (143) and a fourth shape memory alloy wire (144), the first shape memory alloy wire (141) and the second shape memory alloy wire (142) are used to drive the supporting and resetting assembly (12) to drive the prism (13) to rotate about a first rotation center axis, the third shape memory alloy wire (143) and the fourth shape memory alloy wire (144) are used to drive the supporting and resetting assembly (12) to drive the prism (13) to rotate about a second rotation center axis, and the first rotation center axis is perpendicular to the second rotation center axis. The lens module and the prism device enable the prism to rotate towards two center axes which are perpendicular to each other, having high stability and a simple structure, achieving miniaturization.
G02B 7/18 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors
G02B 27/64 - Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
G03B 17/12 - Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
70.
PRISM APPARATUS APPLIED TO PERISCOPIC LENS MODULE, AND PERISCOPIC LENS MODULE
Provided are a prism apparatus (1) applied to a periscopic lens module, and a periscopic lens module; the prism apparatus (1) applied to the periscopic lens module comprises a load-bearing frame (10), a supporting position-reset assembly (20) rotatably mounted on the load-bearing frame (10), a prism (30) which is mounted on the supporting position-reset assembly (20) and which can rotate with the supporting position-reset assembly (20), and a plurality of shape memory alloy wires (40) connected between the load-bearing frame (10) and the supporting position-reset assembly (20) so as to be used for driving the supporting position-reset assembly (20) and the prism (30) to rotate relative to the load-bearing frame (10); a plurality of position-limiting slots (11) are disposed on the two opposite sides of the load-bearing frame (10); a plurality of position-limiting support arms (211) are disposed on the two opposite sides of the supporting position-reset assembly (20); the plurality of position-limiting support arms (211) are inserted into a plurality of position-limiting slots (11), respectively; the position-limiting support arms (211) are in clearance fit with the position-limiting slots (11) such that the position-limiting support arms (211) have a movable space in the position-limiting slots (11). By means of disposing a plurality of position-limiting slots (11) on the two opposite sides of the load-bearing frame (10), each position-limiting support arm (211) on the supporting position-reset assembly (20) is inserted into each position-limiting slot (11), preventing the supporting position-reset assembly (20) from deviating from the load-bearing frame (10) during use.
G02B 7/18 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
71.
PRISM DEVICE APPLIED TO PERISCOPIC LENS MODULE AND PERISCOPIC LENS MODULE
A periscopic lens module and a prism device (1) applied to a periscopic lens module. The prism device (1) comprises a bearing frame (10), an elastic member (20), a driving member (40), a support member (30), and a prism (50) mounted on the support member (30) for receiving light. The support member (30) is rotatably mounted on the bearing frame (10) by means of the elastic member (20), and the driving member (40) is connected between the support member (30) and the bearing frame (10) for driving the support member (30) and the prism (50) to rotate relative to the bearing frame (10). The elastic member (20) comprises a first elastic frame (21) and a second elastic frame (22), the support member (30) comprises an abutting portion (314), the first elastic frame (21) comprises a first clamping portion (211), the second elastic frame (22) comprises a second clamping portion (221), and the first clamping portion (211) and the second clamping portion (221) are clamped on two opposite sides of the abutting portion (314), so that the support member (30) is rotatable around the abutting portion (314). The first elastic frame (21) and the second elastic frame (22) are clamped on two sides of the abutting portion (314) of the support member (30), thereby the support member (30) and the bearing frame (10) are rotatably connected, so that the support member (30), after being driven by the driving member (40), can drive the prism (50) to rotate relative to the bearing frame (10), thereby automatically correcting the angle of the prism (50).
G02B 7/18 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
A camera module (10) and a periscope camera (100), the camera module (10) comprising a housing (1) having an accommodating cavity (11), a lens assembly (2) provided in the accommodating cavity (11) and movable relative to the housing (1), a focusing driving assembly (42) provided in the accommodating cavity (11) and used for driving the lens assembly (2) to move along an optical axis direction, an anti-shake driving assembly (41) provided in the accommodating cavity (11) and used for driving the lens assembly (2) to move along a first direction perpendicular to the optical axis, and a supporting and guiding assembly (3) provided in the accommodating cavity (11) and used for supporting the lens assembly (2) and guiding the lens assembly (2) to move. The supporting and guiding assembly (3) comprises a first magnet portion (31) fixed on the lens assembly (2), a second magnet portion (32) fixed on the housing (1) and provided opposite the first magnet portion (31) at an interval, and balls (33) provided between the first magnet portion (31) and the second magnet portion (32); and the lens assembly (2) is in rolling connection with the housing (1) by means of the supporting and guiding assembly (3). The camera module guides the lens assembly (2) by means of the balls (33) sandwiched between the first magnet portion (31) and the second magnet portion (32) to achieve reset, and this design saves internal space, and facilitates assembly.
A prism device applied to a periscopic lens module and the periscopic lens module. The prism device (1) comprises: a bearing frame (10); a support member (30); a prism (50) installed on the support member (30) and used for receiving light; a plurality of shape memory alloy wires (40) connected between the support member (30) and the bearing frame (10) and used for driving the support member (30) to rotate relative to the bearing frame (10); and a reset device (20) connected between the support member (30) and the bearing frame (10) and used for resetting the support member (30). According to the prism device, the support member and the prism fixed thereto can be driven to rotate relative to the bearing frame by use of the plurality of shape memory alloy wires, so that the prism can automatically correct the angle thereof to improve imaging quality; and moreover, the shape memory alloy wires are adopted to replace an original electromagnetic driving mode, so that the production cost of the prism device applied to the periscopic lens module is lowered, and large-batch production of the periscopic lens module is realized.
G02B 7/18 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors
G02B 27/64 - Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
G03B 17/12 - Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
74.
PRISM DEVICE APPLIED TO PERISCOPIC TYPE LENS MODULE AND PERISCOPIC TYPE LENS MODULE
A prism device (1) applied to a periscopic type lens module and the periscopic type lens module, wherein the prism device (1) applied to the periscopic type lens module comprises a carrier (10), a support reset assembly (20) rotatably mounted on the carrier (10), a prism (30) mounted on the support reset assembly (20) to rotate along with the support reset assembly (20), and a plurality of shape memory alloy wires (40) connected between the carrier (10) and the support reset assembly (20) to drive the support reset assembly (20) and the prism (30) to rotate relative to the carrier (10), the support reset assembly (20) comprises a shape memory alloy wire support frame (21) rotatably connected with the carrier (10), and an elastic support member (22) arranged between the shape memory alloy wire support frame (21) and the prism (30) and connected with the carrier (10), the prism (30) is mounted on the elastic support member (22), and each shape memory alloy wire (40) is arranged between the carrier (10) and the shape memory alloy wire support frame (21). The shape memory alloy wires (40) are used to drive the support reset assembly (20) to rotate relative to the carrier (10), the prism (30) can automatically correct the angle, the use of the shape memory alloy wires (40) instead of electromagnetic drive can reduce the cost.
G02B 7/18 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors
G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
patents
