CN109194859B - Camera and terminal equipment - Google Patents

Camera and terminal equipment Download PDF

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Publication number
CN109194859B
CN109194859B CN201811286152.7A CN201811286152A CN109194859B CN 109194859 B CN109194859 B CN 109194859B CN 201811286152 A CN201811286152 A CN 201811286152A CN 109194859 B CN109194859 B CN 109194859B
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Prior art keywords
lens
light
camera
transmitting
image sensor
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CN201811286152.7A
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CN109194859A (en
Inventor
李松杰
杨尚明
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Vivo Mobile Communication Hangzhou Co Ltd
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Vivo Mobile Communication Hangzhou Co Ltd
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Priority to CN201811286152.7A priority Critical patent/CN109194859B/en
Publication of CN109194859A publication Critical patent/CN109194859A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50Constructional details
    • H04N23/55Optical parts specially adapted for electronic image sensors; Mounting thereof
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50Constructional details
    • H04N23/54Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60Control of cameras or camera modules
    • H04N23/67Focus control based on electronic image sensor signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60Control of cameras or camera modules
    • H04N23/69Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming

Abstract

The invention provides a camera and terminal equipment, wherein the camera comprises a zoom lens, the zoom lens comprises a light-transmitting mirror, the first end surface of the light-transmitting mirror is a plane, the second end surface of the light-transmitting mirror is a paraboloid, and a first reflecting structure is arranged on the first end surface; the light-transmitting film is arranged on the second end face; and the piezoelectric ceramics are arranged at the periphery of the light-transmitting film so that the light-transmitting film can restore the deformation; the lens module comprises a lens barrel and a lens structure, wherein the zoom lens and the lens structure are arranged in the lens barrel, two second reflection structures forming a gap are arranged between the zoom lens and the lens structure, and a containing space is formed by the light-transmitting film, the piezoelectric ceramic, the two second reflection structures and part of the lens structure; and an image sensor connected with the lens module; the light rays incident from the first end surface of the light-transmitting mirror are reflected by the second and first reflecting structures and reach the image sensor through the lens module. The invention can effectively fold the light path, reduce the whole thickness of the camera and realize the automatic focusing function by means of the zoom lens.

Description

Camera and terminal equipment
Technical Field
The invention relates to the technical field of electronic products, in particular to a camera and a terminal device.
Background
As a recording tool for image and video information, the camera is widely arranged on terminal equipment, security and medical equipment, converts optical signals into electric signals, then carries out digital processing, and finally displays and outputs. When shooting a long-distance scene, in order to highlight and focus a subject of interest, a digital zoom method is usually used to zoom in a picture, and a view angle is reduced at the expense of resolution to realize a telescopic function. To solve this problem, a telephoto lens with a smaller depth of field is usually used to more effectively blur the background and highlight the subject. However, the angle of view and the focal length of the lens group are restricted, and the height of the lens is inevitably increased while the angle of view is reduced, which is not favorable for integration and light weight. Secondly, the whole camera is realized by the thrust of the motor during automatic focusing, and extremely high requirements are provided for the stroke control of the motor, the attitude difference, the sensitivity and the like.
At present, a long-focus camera in the industry mainly obtains a longer focal length by increasing the height of a lens, so that the field angle is reduced, and the telescopic effect is realized. Stacking in the height direction directly influences the portability of the system, and in the aspect of automatic focusing, the eccentricity and the four-corner inclination of the lens group are controlled to have high requirements on the characteristics of the motor, and on the premise of ensuring the telescopic function and the imaging quality, telescopic equipment needs to be further structurally optimized, so that the performance can be guaranteed.
Disclosure of Invention
The embodiment of the invention provides a camera and terminal equipment, and aims to solve the problems that the existing camera structure is not beneficial to integration and light weight, and the camera structure is high in requirement for realizing an automatic focusing function.
In order to solve the above problem, the embodiment of the present invention is implemented as follows:
in a first aspect, an embodiment of the present invention provides a camera, including:
the zoom lens comprises a light transmitting mirror, wherein a first end face of the light transmitting mirror is a plane, a second end face opposite to the first end face is a paraboloid, and a part of surface of the first end face is provided with a first reflecting structure; the light-transmitting film is arranged on the second end face; the piezoelectric ceramics are arranged on the periphery of the light-transmitting film, and the force applied to the light-transmitting film is changed by the piezoelectric ceramics according to the current change, so that the light-transmitting film can be restored to deform;
the zoom lens is arranged in the lens cone and is spaced from the lens structure by a preset distance;
two second reflection structures forming an interval are arranged between the zoom lens and the lens structure, and the light-transmitting film, the piezoelectric ceramic, the two second reflection structures and part of the lens structure positioned between the two second reflection structures form an accommodating space; and
the image sensor is connected with the lens module and used for receiving imaging;
the light rays incident from the first end face of the light-transmitting mirror are reflected by the second reflecting structure and the first reflecting structure in sequence and then reach the image sensor through the lens module.
In a second aspect, an embodiment of the present invention provides a terminal device, which includes the above-mentioned camera.
According to the technical scheme, the variable focal length lens is formed by matching the light-transmitting lens, the light-transmitting film and the piezoelectric ceramics, the surface shape of the light-transmitting film is changed by using the piezoelectric ceramics, different focal powers are obtained, the automatic focusing function is realized, and the stability and the reliability of the camera are improved to a certain extent; through set up first reflection configuration on the printing opacity mirror, set up second reflection configuration between zoom lens and lens structure, can make incident light, successively through the reflection back of second reflection configuration and first reflection configuration, via the camera lens module reachs image sensor, make the light path effectively fold, and then reduce the whole volume of camera, provide available space for other parts in the complete machine, easily realize integrating.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic view of a camera structure according to an embodiment of the invention;
FIG. 2 is a schematic diagram showing the connection between the piezoelectric ceramic and the control circuit according to the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An embodiment of the present invention provides a camera, as shown in fig. 1, including:
the zoom lens 1, the zoom lens 1 includes the light transmitting mirror 11, the first end of the light transmitting mirror 11 is a level, the second end opposite to first end is a paraboloid, set up the first reflecting structure 21 on some surfaces of the first end; a light-transmitting film 12 disposed on the second end face; the piezoelectric ceramics 13 are arranged on the periphery of the light-transmitting film 12, and the piezoelectric ceramics 13 change the force applied to the light-transmitting film 12 according to the current change, so that the light-transmitting film 12 can be restored to deform;
the zoom lens comprises a lens module 3 with a fixed focal length, wherein the lens module 3 comprises a lens barrel 31 and a lens structure 32 arranged in the lens barrel 31, and a zoom lens 1 is arranged in the lens barrel 31 and is spaced from the lens structure 32 by a preset distance;
two second reflection structures 22 forming an interval are arranged between the zoom lens 1 and the lens structure 32, and an accommodating space is formed by the light-transmitting film 12, the piezoelectric ceramic 13, the two second reflection structures 22 and a part of the lens structure 32 positioned between the two second reflection structures 22; and
an image sensor 4 connected to the lens module 3 for receiving an image;
the light incident from the first end surface of the transparent mirror 11 is reflected by the second reflecting structure 22 and the first reflecting structure 21, and then reaches the image sensor 4 through the lens module 3.
The camera provided by the embodiment of the invention comprises a zoom lens 1, a lens module 3 and an image sensor 4, wherein the zoom lens 1 comprises a light transmitting lens 11, the shape of the light transmitting lens 11 is similar to that of a convex lens, a first end surface for receiving light is formed into a plane, a second end surface opposite to the first end surface is formed into a paraboloid, and the distance between the center position of the first end surface and the second end surface is larger than the distance between other positions and the second end surface. The transparent mirror 11 has high transmittance and high refractive index for visible light, and functions similar to those of a lens, and meanwhile, the transparent mirror 11 has certain flowability and is easy to deform.
A light-transmitting film 12 is arranged on the second end face of the light-transmitting mirror 11, the light-transmitting film 12 has high transmittance to visible light, and is preferably in an aspheric shape in a working state, the shape of the light-transmitting film 12 is matched with that of the second end face of the light-transmitting mirror 11, and the light-transmitting film 12 is matched with the light-transmitting mirror 11 to realize a lens function. Wherein, different surface shapes of the transparent film 12 correspond to different focal powers, and the zooming function can be realized by changing the surface shape of the transparent film 12.
The zoom lens 1 further comprises piezoelectric ceramics 13 arranged on the periphery of the light-transmitting film 12, wherein the piezoelectric ceramics 13 can apply different forces to the light-transmitting film 12 under the action of current, and the surface shape of the light-transmitting film 12 can be changed through stress, so that the zoom function can be achieved.
Through the transparent mirror 11, the transparent film 12 and the piezoelectric ceramic 13 are matched to form the zoom lens 1, the surface shape of the transparent film 12 is changed by utilizing the piezoelectric ceramic 13, different focal power is obtained, which is equivalent to the change of the focal length of the lens, the zooming and automatic focusing functions are realized, the aberration can be corrected and optimized to a certain extent by changing the surface shape of the transparent film 12, the imaging quality is improved, with the help of the surface shape controllability of the transparent film 12, the automatic focusing function can be conveniently realized only by depending on current control, other external movable parts are not needed, the operation and control are simple, and the stability and the reliability of the camera can be improved to a certain extent.
The lens module 3 with fixed focal length includes a lens barrel 31 and a lens structure 32, wherein the lens structure 32 and the zoom lens 1 are both disposed in the lens barrel 31, and a predetermined distance is left between the lens structure 32 and the zoom lens 1, and the zoom lens 1 is close to an opening at one end of the lens barrel 31, so as to receive light.
Two second reflection structures 22 are arranged between the zoom lens 1 and the lens structure 32, wherein a gap is arranged between the two second reflection structures 22, the two second reflection structures 22 are located on the same straight line, and a connecting line between the two second reflection structures is perpendicular to a connecting line between the zoom lens 1 and the lens structure 32.
Two of the second reflection structures 22 may be connected to the lens structure 32, and by providing two of the second reflection structures 22, the transparent film 12, the piezoelectric ceramic 13, two of the second reflection structures 22, a portion of the lens structure 32 located between the two second reflection structures 22, and an inner wall of the lens barrel 31 may cooperate to form an accommodation space, where the accommodation space is a vacuum space or an air layer formed by the accommodation space, and when the accommodation space forms the air layer, the air layer may be formed in the lens barrel 31.
The lens module 3 is connected to an image sensor 4, and the image sensor 4 is configured to receive an image, where the image sensor may be a CMOS (Complementary Metal Oxide Semiconductor) image sensor or a CCD (Charge-coupled Device) image sensor.
The camera provided in the embodiment of the present invention can transmit according to the optical path shown in fig. 1, after receiving the imaging light beam, the first end surface of the transparent mirror 11, the imaging light beam can pass through the transparent mirror 11, the transparent film 12, and the air layer (or vacuum layer) to reach the second reflecting structure 22, and after being reflected by the second reflecting structure 22, the imaging light beam passes through the air layer (or vacuum layer), the transparent film 12, and the transparent mirror 11 for the second time, reaches the first reflecting structure 21, and after being reflected by the first reflecting structure 21, the imaging light beam passes through the transparent mirror 11, the transparent film 12, and the air layer (or vacuum layer) for the third time, and reaches the image sensor 4 through the lens module 3.
The camera structure can enable the light path to be effectively folded in the direction of the height Z of the camera by means of transmission and reflection, and further reduces the size of the camera.
According to the camera, the light-transmitting lens, the light-transmitting film and the piezoelectric ceramics are matched to form the zoom lens, the surface shape of the light-transmitting film is changed by the piezoelectric ceramics, different focal powers are obtained, the automatic focusing function is realized, and the stability and the reliability of the camera are improved to a certain extent; through set up first reflection configuration on the printing opacity mirror, set up second reflection configuration between zoom lens and lens structure, can make incident light, successively through the reflection back of second reflection configuration and first reflection configuration, via the camera lens module reachs image sensor, make the light path effectively fold, and then reduce the whole volume of camera, provide available space for other parts in the complete machine, easily realize integrating.
In the embodiment of the present invention, the refractive indexes of the light-transmitting mirror 11 and the light-transmitting film 12 are matched; the light-transmitting mirror 11 is made of a deformable high polymer material, and the light-transmitting film 12 is a deformable high polymer film.
The refractive indices of the transparent mirror 11 and the transparent film 12 are matched so that the two cooperate to realize a lens function. The polymer material layer with the lens function can be made of materials with different refractive indexes, such as liquid, liquid crystal and the like according to specific needs. A higher refractive index medium may enable a larger zoom range; optimizing the index matching can further improve the imaging quality and allow the camera volume (thickness) to be further reduced.
In the embodiment of the present invention, as shown in fig. 1 and 2, the zoom lens 1 further includes: and a control circuit 14 connected to the piezoelectric ceramic 13 and supplying an electric current to the piezoelectric ceramic 13. The control circuit 14 at least comprises a power supply and a slide rheostat, the current value output by the controller circuit 14 is changed by adjusting the resistance value of the slide rheostat, the control circuit 14 is connected with the piezoelectric ceramic 13, so that the piezoelectric ceramic 13 can apply different forces to the transparent film 12 under the action of current, the surface shape of the transparent film 12 can be changed by the stress of the transparent film 12, the zooming function can be achieved, and the zooming mode can be continuous zooming because the change of the current can be continuous.
In the embodiment of the present invention, as shown in fig. 1, the first reflecting structure 21 is disposed at a central position of the first end surface; the second reflective structure 22 is aspheric.
The first reflecting structure 21 disposed on the first end surface of the light-transmitting mirror 11 is located at the center of the first end surface, the first reflecting structure 21 may be circular, the second reflecting structure 22 is aspheric, and both the first reflecting structure 21 and the second reflecting structure 22 have high reflectivity to visible light.
In the embodiment of the present invention, as shown in fig. 1, the two second reflecting structures 22 are symmetrically disposed along a first central line extending along the arrangement direction of the zoom lens 1, the lens structure 32, and the image sensor 4; one end of the second reflective structure 22 is connected to the piezoelectric ceramic 13, and the other end of the second reflective structure 22 is connected to the mirror structure 32 through the support 23.
The two second reflective structures 22 disposed between the zoom lens 1 and the lens structure 32 are symmetrically disposed along a first central line, the first central line extends along a first direction of the arrangement of the zoom lens 1, the lens structure 32 and the image sensor 4, the two second reflective structures 22 extend along a second direction, and the first direction is perpendicular to the second direction.
One end of the second reflective structure 22 is connected to the piezoelectric ceramic 13, and the other end of the second reflective structure 22 is connected to the upper end surface of the lens structure 32 through the support portion 23, wherein the upper end surface of the lens structure 32 is an end surface forming a space with the zoom lens 1. The two second reflecting structures 22 have the same shape and size, and are connected to the piezoelectric ceramics 13 and the upper end faces of the lens structures 32. By symmetrically arranging the two second reflecting structures 22, the folding of the light path can be realized, and the reduction of the overall thickness of the camera is ensured. Wherein the number of the piezoelectric ceramics 13 is at least two.
In the embodiment of the present invention, the transparent mirror 11 and the piezoelectric ceramic 13 are disposed on the inner wall of the lens barrel 31. The transparent mirror 11 and the piezoelectric ceramic 13 can be disposed on the inner wall of the lens barrel 31 by bonding or clipping, wherein the transparent mirror 11, the transparent film 12, the piezoelectric ceramic 13, the second reflective structure 22, and the lens structure 32 are sequentially arranged.
It should be noted that the lens structure 32 may include a plurality of lenses, spacers, diaphragms, and pressing rings for deflecting light.
In an embodiment of the present invention, the projection of the first reflective structure 21 onto the mirror structure 32 is located between the two second reflective structures 22.
In a second direction where the two second reflective structures 22 are connected, one second reflective structure 22, the first reflective structure 21, and the other second reflective structure 22 are sequentially arranged, wherein the first reflective structure 21 and the second reflective structure 22 have a height difference in the first direction. By projecting the first reflecting structure 21 on the mirror structure 32, the projection of the first reflecting structure 21 can be located between the two second reflecting structures 22.
In the embodiment of the present invention, the camera further includes: a filter 5 disposed between the lens module 3 and the image sensor 4; a wiring board 6 supporting the image sensor 4; and a housing 7 which is matched with the circuit board 6 and covers the optical filter 5 and the image sensor 4, wherein the housing 7 is in clamping fit with the lens barrel 31.
The camera further comprises an optical filter 5 positioned between the lens module 3 and the image sensor 4 and used for filtering unnecessary stray light, the image sensor 4 is arranged on the circuit board 6, the circuit board 6 is used for supporting the image sensor 4, and the shell 7 is matched with the circuit board 6 and the lens barrel 31, the shell 7 is fixed on the circuit board 6 and has a certain height, and the optical filter 5 and the image sensor 4 can be coated through the matching of the shell 7 and the circuit board 6. Meanwhile, a clamping structure can be formed on the shell 7, such as a first thread groove, and a clamping structure can be arranged on the outer wall of the corresponding lens barrel 31, such as a second thread groove matched with the first thread groove, so that the lens module 3, the optical filter 5 and the image sensor 4 are protected through the matching of the shell 7 and the lens barrel 31 and the matching of the shell 7 and the circuit board 6. The lens barrel 31 can protect the zoom lens 1 and the lens structure 32, and the lens structure 32 can be fixed at the bottom end of the lens barrel 31.
According to the camera provided by the embodiment of the invention, the variable focal length lens is formed by matching the light-transmitting lens, the light-transmitting film and the piezoelectric ceramics, the surface shape of the light-transmitting film is changed by using the piezoelectric ceramics, different focal powers are obtained, and the automatic focusing function is realized; through set up first reflection configuration on the printing opacity mirror, set up second reflection configuration between zoom lens and lens structure, can make incident light, successively through the reflection of second reflection configuration and first reflection configuration after, reach image sensor via the camera lens module, make the light path effectively fold.
The camera provided by the embodiment of the invention is suitable for a fixed-focus lens, a zoom lens and a telescopic system, can effectively reduce the overall thickness of the camera on the premise of realizing a small field angle, reduces the occupied volume of the camera, provides available space for other components in the whole machine, and is easy to integrate; the automatic focusing and zooming can be realized by changing the driving current without other external mechanical moving parts, so that the stability and the reliability of the camera are improved to a certain extent.
The embodiment of the invention also provides terminal equipment which comprises the camera.
Through adopting foretell camera, can be through with the help of transmission and reflection, make the light path effectively fold in the Z direction, and then reduce the whole thickness of camera, for other parts provide available space in the complete machine, easily integrate, simultaneously with the help of zoom lens, change the shape of face of high polymer film through piezoceramics, obtain different focal power, and then realize the auto focus function, and the mode of zooming is for zooming in succession, and does not need outside mechanical parts, has simplified camera structure.
The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
While preferred embodiments of the present invention have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the embodiments of the invention.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.
While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the following claims.

Claims (11)

1. A camera, comprising:
the zoom lens (1) comprises a light-transmitting mirror (11), a first end face of the light-transmitting mirror (11) is a plane, a second end face opposite to the first end face is a paraboloid, and a part of the surface of the first end face is provided with a first reflecting structure (21); a light-transmissive film (12) disposed on the second end face; the piezoelectric ceramics (13) are arranged on the periphery of the light-transmitting film (12), and the force applied to the light-transmitting film (12) is changed by the piezoelectric ceramics (13) according to the current change, so that the light-transmitting film (12) can be restored and deformed;
the zoom lens comprises a lens module (3) with a fixed focal length, wherein the lens module (3) comprises a lens barrel (31) and a lens structure (32) arranged in the lens barrel (31), and the zoom lens (1) is arranged in the lens barrel (31) and is separated from the lens structure (32) by a preset distance;
two second reflection structures (22) forming an interval are arranged between the zoom lens (1) and the lens structure (32), and an accommodating space is formed by the light-transmitting film (12), the piezoelectric ceramic (13), the two second reflection structures (22) and a part of the lens structure (32) positioned between the two second reflection structures (22); and
the image sensor (4) is connected with the lens module (3) and used for receiving imaging;
light rays incident from the first end face of the light-transmitting mirror (11) are reflected by the second reflecting structure (22) and the first reflecting structure (21) in sequence and then reach the image sensor (4) through the lens module (3);
the two second reflecting structures (22) are symmetrically arranged along a first central line, and the first central line extends along the arrangement direction of the zoom lens (1), the lens structure (32) and the image sensor (4).
2. A camera head according to claim 1, characterized in that the refractive indices of the transparent mirror (11) and the transparent film (12) are matched.
3. The camera according to claim 1, wherein the transparent mirror (11) is made of a deformable polymer material, and the transparent film (12) is a deformable polymer film.
4. A camera head according to claim 1, characterized in that the zoom lens (1) further comprises: and a control circuit (14) connected to the piezoelectric ceramic (13) and configured to supply current to the piezoelectric ceramic (13).
5. The camera according to claim 1, wherein the first reflecting structure (21) is provided at a central position of the first end face; the second reflecting structure (22) is aspheric.
6. The camera of claim 1,
one end of the second reflection structure (22) is connected with the piezoelectric ceramic (13), and the other end of the second reflection structure (22) is connected to the lens structure (32) through a support part (23).
7. The camera according to claim 1, wherein the transparent mirror (11) and the piezoelectric ceramic (13) are both disposed on an inner wall of the lens barrel (31).
8. The camera of claim 1, further comprising:
the optical filter (5) is arranged between the lens module (3) and the image sensor (4);
a wiring board (6) supporting the image sensor (4); and
and the circuit board (6) is matched with and covers the optical filter (5) and the shell (7) of the image sensor (4), and the shell (7) is in clamping fit with the lens barrel (31).
9. A camera according to claim 1, characterized in that the projection of the first reflecting structure (21) on the lens structure (32) is located between two of the second reflecting structures (22).
10. The camera head according to claim 1, wherein the accommodating space is a vacuum space or the accommodating space forms an air layer.
11. A terminal device characterized by comprising a camera according to any one of claims 1 to 10.
CN201811286152.7A 2018-10-31 2018-10-31 Camera and terminal equipment Active CN109194859B (en)

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