CN111929803A - Camera module, vehicle-mounted equipment and electronic equipment - Google Patents
Camera module, vehicle-mounted equipment and electronic equipment Download PDFInfo
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- CN111929803A CN111929803A CN202011028854.2A CN202011028854A CN111929803A CN 111929803 A CN111929803 A CN 111929803A CN 202011028854 A CN202011028854 A CN 202011028854A CN 111929803 A CN111929803 A CN 111929803A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
- G02B7/182—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
- G02B7/1821—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors for rotating or oscillating mirrors
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
- G03B17/17—Bodies with reflectors arranged in beam forming the photographic image, e.g. for reducing dimensions of camera
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/58—Means for changing the camera field of view without moving the camera body, e.g. nutating or panning of optics or image sensors
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Studio Devices (AREA)
Abstract
The application provides a camera module, which comprises a lens assembly and a reflection assembly, wherein the lens assembly comprises a main sub-lens assembly and at least two sub-lens assemblies, and optical axes of the main sub-lens assembly and the at least two sub-lens assemblies are positioned on the same plane; the reflection component comprises a reflection piece, the reflection piece is rotatably arranged in a space surrounded by the main sub-lens component and the at least two sub-lens components, and the reflection piece is used for reflecting light rays passing through the main sub-lens component to one of the sub-lens components; and the chip assembly comprises at least two photosensitive chips, the at least two photosensitive chips are respectively positioned at the image sides corresponding to the auxiliary lens assemblies, and the main lens assembly is matched with one of the at least two auxiliary lens assemblies respectively by switching the positions of the reflecting pieces, so that the multi-focal-length optical zooming of the camera module is realized. The application simultaneously provides a mobile unit and electronic equipment.
Description
Technical Field
The invention relates to the technical field of imaging, in particular to a camera module, vehicle-mounted equipment and electronic equipment.
Background
As user demands increase, the performance of electronic devices continues to optimize. As a basic function device of the electronic equipment, the camera module can realize the shooting function of the electronic equipment, and the shooting performance of the camera module is greatly developed.
However, in the process of implementing the present invention, the inventor finds that the prior art has at least the following problems: the movable space of a plurality of lens groups in the existing camera module is limited, so that the zoom range of the camera module is single, and the shooting requirements of various magnifications of a user cannot be met.
Disclosure of Invention
In view of the above, it is necessary to provide an image pickup module, an in-vehicle device, and an electronic device to solve the above problems.
The embodiment of the application provides a module of making a video recording, includes:
the lens assembly comprises a main sub-lens assembly and at least two auxiliary sub-lens assemblies, and the optical axes of the main sub-lens assembly and the at least two auxiliary sub-lens assemblies are positioned on the same plane;
the reflection component comprises a reflection piece, the reflection piece is rotatably arranged in a space surrounded by the main sub-lens component and the at least two sub-lens components, and the reflection piece is used for reflecting light rays passing through the main sub-lens component to one of the sub-lens components;
and the chip assembly comprises at least two photosensitive chips, and the at least two photosensitive chips are respectively positioned at the image side corresponding to the auxiliary lens assembly.
So, through the position of switching reflection part's reflection part to realize that the main sub-lens subassembly cooperatees with one in at least two auxiliary sub-lens subassemblies respectively, realize the multi-focal length optical zoom of module of making a video recording, with the zoom scope of enlarging the module of making a video recording, lie in two at least auxiliary sub-lens subassemblies of different positions through a reflection part cooperation, with reduce cost, promote the utilization efficiency of reflection part.
In some embodiments, the reflecting member is a flat mirror or a prism.
Therefore, the light rays passing through the first prism can be reflected to one of the auxiliary sub-lens assemblies through the plane mirror or the prism, and the plane mirror or the prism can be selected according to different use scenes, so that the applicability and the selectivity of the reflecting piece are improved.
In some embodiments, two of the auxiliary lens assemblies are correspondingly disposed on two sides of the optical axis of the main lens assembly, or one of the auxiliary lens assemblies and the main lens assembly are correspondingly disposed on two sides of the optical axis of the other auxiliary lens assembly, wherein the optical axes of the two oppositely disposed auxiliary lens assemblies are not coincident.
Therefore, the structure of the camera module is symmetrical, and the camera module is convenient to assemble, so that the assembling efficiency is improved, and the yield of the camera module is improved.
In some embodiments, the lens assembly includes three sub-lens assemblies, two sub-lens assemblies are correspondingly disposed on two sides of the optical axis of the main sub-lens assembly, and another sub-lens assembly is correspondingly disposed with the main sub-lens assembly;
the chip assembly comprises three photosensitive chips, and the three photosensitive chips are respectively positioned on the image side corresponding to the auxiliary lens assembly;
the reflection piece can be located at a first position, a second position and a third position, the reflection piece located at the second position and the third position respectively reflects light rays passing through the main sub-lens assembly to one of the two correspondingly arranged sub-lens assemblies, and when the reflection piece is located at the first position, the light rays sequentially pass through the main sub-lens assembly and the sub-lens assemblies correspondingly arranged with the main sub-lens assembly.
So, switch over to three position respectively through the reflection part to realize the main sub-lens subassembly respectively with three one of them cooperatees in the sub-lens subassembly, in order to realize the module multi-focal-length optics of making a video recording and zoom, so that the module of making a video recording satisfies the demand that zooms of different magnifications.
In some embodiments, the reflector may further be in a fourth position, the reflective surface of the reflector in the fourth position is parallel to the optical axis of the main lens assembly, and the reflector is rotated by 45 degrees or 135 degrees, so that the reflector is in the second position or the third position and the reflective surface intersects with a light ray passing through the main lens assembly, and turns the direction of the light ray by 90 degrees.
So, through setting up 45 degrees contained angles to make the plane of reflection deflect incident light 90 degrees, be convenient for confirm the corresponding position of reflection piece and second sub-lens module, reduce the equipment degree of difficulty, promote the yield of equipment.
In some embodiments, the parameters of the three auxiliary lens assemblies are different from each other, and the main lens assembly is respectively matched with the three auxiliary lens assemblies so as to enable the camera module to have different magnifications.
Therefore, the main sub-lens assembly is matched with the three sub-lens assemblies respectively by setting parameters of the different sub-lens assemblies, so that the camera module has different magnification ratios.
In some embodiments, the reflective assembly further comprises:
and the driving piece is connected with the reflecting piece and used for driving the reflecting piece to rotate to the first position, the second position or the third position.
Thus, the reflecting piece is moved to the preset position by the driving piece.
In some embodiments, the camera module further comprises:
the sensing assembly comprises a first sensing piece, a second sensing piece and a third sensing piece, wherein the first sensing piece is used for detecting whether the reflecting piece is located at a first position, the second sensing piece is used for detecting whether the reflecting piece is located at a second position, and the third sensing piece is used for detecting whether the reflecting piece is located at a third position.
Therefore, whether the reflecting piece is in the preset position or not is detected through the sensing assembly.
In some embodiments, the camera module further comprises:
and the light steering component is positioned on the object side of the main sub-lens assembly and used for reflecting incident light rays to the main sub-lens assembly.
Therefore, the camera module can be periscopic camera equipment through the light steering piece.
In some embodiments, the camera module further comprises:
and the light filtering component comprises at least two light filters, and the at least two light filters are respectively positioned between the corresponding auxiliary lens component and the photosensitive chip.
Therefore, interference light rays in incident light rays can be filtered out through the light filtering component according to actual requirements, and the imaging quality of the chip component is improved.
In some embodiments, the main sub-lens component is a zoom lens, and/or the at least two sub-lens components are zoom lenses.
Therefore, the corresponding positions between the main sub-lens assembly and the at least two sub-lens assemblies are adjusted by moving the zoom lens, and continuous change in at least two focal length areas is further realized.
In one embodiment, the camera module further includes:
and the lens driving part is connected with the zoom lens and used for driving the zoom lens to move along the corresponding optical axis.
In this way, the corresponding zoom lens is driven by the lens driving part to move along the optical axis so as to increase or decrease the distance between the main sub-lens assembly and the at least two sub-lens assemblies.
Embodiments of the present application provide an on-vehicle equipment simultaneously, include: the camera module according to any of the above embodiments.
The vehicle-mounted equipment realizes that the main sub-lens assembly is respectively matched with one of the at least two sub-lens assemblies by switching the position of the reflecting piece of the camera module, so that the multi-focal-length optical zooming of the camera module is realized, and the image with different magnifications can be acquired by the camera module of the vehicle-mounted equipment.
Embodiments of the present application also provide an electronic device, including: the camera module according to any of the above embodiments.
Therefore, the electronic equipment realizes that the main sub-lens assembly is respectively matched with one of the at least two auxiliary sub-lens assemblies by switching the position of the reflecting piece of the camera module, so that the multi-focal-length optical zooming of the camera module is realized, and the image with different magnifications can be acquired by the camera module of the electronic equipment.
Drawings
Fig. 1 is a schematic diagram of a first state of a camera module according to a first embodiment of the invention.
Fig. 2 is a schematic view of a second state of the camera module shown in fig. 1.
Fig. 3 is a schematic view of a third state of the camera module shown in fig. 1.
Fig. 4 is a schematic diagram of a camera module according to a second embodiment of the invention.
Fig. 5 is a schematic view of a camera module according to a third embodiment of the invention.
Fig. 6 is a schematic structural diagram of an electronic device according to a fourth embodiment of the present invention.
Description of the main elements
Reflecting member 22
Driving member 24
First photosensitive chip 32
Second photosensitive chip 34
Third photosensitive chip 36
First sensing member 42
Light redirecting element 60
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the 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.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.
It is further noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus 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 apparatus. 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 apparatus that comprises the element.
Referring to fig. 1, a camera module 100 according to a first embodiment of the present invention includes a lens assembly 10, a reflective assembly 20, and a chip assembly 30.
Specifically, the lens assembly 10 includes a first sub-lens assembly 12, a second sub-lens assembly 14, a third sub-lens assembly 16 and a fourth sub-lens assembly 18, the first sub-lens assembly 12 and the second sub-lens assembly 14 are correspondingly disposed on two sides of an optical axis of the third sub-lens assembly 16 or an optical axis of the fourth sub-lens assembly 18, the optical axis of the first sub-lens assembly 12 and the optical axis of the second sub-lens assembly 14 coincide, the third sub-lens assembly 16 and the fourth sub-lens assembly 18 are correspondingly disposed between the first sub-lens assembly 12 and the second sub-lens assembly 14 and respectively disposed on two sides of the optical axis of the first sub-lens assembly 12, and the optical axes of the first sub-lens assembly 12, the second sub-lens assembly 14, the third sub-lens assembly 16 and the fourth sub-lens assembly 18 are all located on the same plane.
The reflection assembly 20 includes a reflection member 22, the reflection member 22 is rotatably disposed between the first sub-lens assembly 12 and the second sub-lens assembly 14 and between the third sub-lens assembly 16 and the fourth sub-lens assembly 18, that is, the reflection member 22 is located in a space surrounded by the first sub-lens assembly 12, the second sub-lens assembly 14, the third sub-lens assembly 16 and the fourth sub-lens assembly 18, and the reflection member 22 can be located at a first position, a second position and a third position. The reflecting member 22 serves to reflect light incident through the first sub-lens assembly 12.
The chip assembly 30 includes a first photosensitive chip 32, a second photosensitive chip 34 and a third photosensitive chip 36, the first photosensitive chip 32 is located on a side of the second sub-lens assembly 14 away from the first sub-lens assembly 12, the second photosensitive chip 34 is located on a side of the third sub-lens assembly 16 away from the fourth sub-lens assembly 18, and the third photosensitive chip 36 is located on a side of the fourth sub-lens assembly 18 away from the third sub-lens assembly 16.
As shown in fig. 1, when the reflector 22 is at the first position, the incident light passes through the first sub-lens assembly 12 and the second sub-lens assembly 14 and is projected to the first photo-sensor chip 32, and the first photo-sensor chip 32 receives and images the light, wherein the reflector 22 at the first position is offset from the path of the incident light.
Referring to fig. 2, when the reflector 22 is at the second position, the incident light passes through the first sub-lens assembly 12 and enters the reflector 22, is reflected to the third sub-lens assembly 16 by the reflector 22, passes through the third sub-lens assembly 16 and is projected to the second photo sensor chip 34, and the second photo sensor chip 34 receives and images the light.
Referring to fig. 3, when the reflector 22 is at the third position, the incident light passes through the first sub-lens assembly 12 and enters the reflector 22, is reflected to the fourth sub-lens assembly 18 by the reflector 22, passes through the fourth sub-lens assembly 18 and is projected to the third photo sensor chip 36, and the third photo sensor chip 36 receives and images the light.
In this embodiment, the reflector 22 rotates around a rotation axis, which is located at one end of the reflector 22, and it is understood that in other embodiments, the rotation axis may be located at the middle or other position of the reflector 22, as long as the rotation of the reflector 22 can be realized.
It is understood that in other embodiments, the lens assembly 10 includes a main sub-lens assembly and at least two sub-lens assemblies, wherein the first sub-lens assembly 12 is the main sub-lens assembly and the second sub-lens assembly 14, the third sub-lens assembly 16 and the fourth sub-lens assembly 18 are the sub-lens assemblies, as long as the optical axes of the main sub-lens assembly and the at least two sub-lens assemblies are located on the same plane and the reflector 22 is located in the space enclosed by the main sub-lens assembly and the at least two sub-lens assemblies. Thus, the position of the reflector 22 is switched to match the main sub-lens assembly with one of the sub-lens assemblies, that is, the light passing through the main sub-lens assembly is reflected by the reflector 22 and then enters one of the sub-lens assemblies, and the main sub-lens assembly is respectively matched with at least two sub-lens assemblies to realize the multi-focal-length optical zoom of the camera module 100.
In this embodiment, the number of the auxiliary sub-lens assemblies is three, that is, the second sub-lens assembly 14, the third sub-lens assembly 16, and the fourth sub-lens assembly 18, the first sub-lens assembly 12 is respectively matched with the second sub-lens assembly 14, the third sub-lens assembly 16, and the fourth sub-lens assembly 18 to combine three different focal zone lens groups, and the reflecting element 22 of the reflecting assembly 20 is switched among three different positions to realize optical zooming of three focal zones of the camera module 100, so as to meet shooting requirements of users with different magnifications.
It is understood that in other embodiments, the number of the auxiliary sub-lens assemblies may be greater than three, as long as the auxiliary sub-lens assemblies are combined with the main sub-lens assembly to achieve shooting of the camera module 100 at different magnifications.
Further, the first sub-lens assembly 12 and the second sub-lens assembly 14 are correspondingly disposed, and the third sub-lens assembly 16 and the fourth sub-lens assembly 18 are correspondingly disposed on two sides of the optical axes of the first sub-lens assembly 12 and the second sub-lens assembly 14, wherein the optical axis of the third sub-lens assembly 16 and the optical axis of the fourth sub-lens assembly 18 are not overlapped, so that structural symmetry and reliability of the camera module 100 are enhanced.
In one embodiment, the optical axis of the third sub-lens assembly 16 and the optical axis of the fourth sub-lens assembly 18 are perpendicular to the optical axis of the first sub-lens assembly 12, and the optical axis of the third sub-lens assembly 16 is parallel to the optical axis of the fourth sub-lens assembly 18. In this way, the optical axis of the third sub-lens assembly 16, the optical axis of the fourth sub-lens assembly 18, and the optical axis of the first sub-lens assembly 12 are located on the same plane, and the reflection surface of the reflection element 22 is perpendicular to the plane, so that the incident light passing through the first sub-lens assembly 12 can be reflected to the optical axis of the third sub-lens assembly 16 or the fourth sub-lens assembly 18.
In one embodiment, each of the first sub-lens assembly 12, the second sub-lens assembly 14, the third sub-lens assembly 16 and the fourth sub-lens assembly 18 includes a plurality of sub-lenses, and the plurality of sub-lenses are sequentially pre-assembled to the photosensitive paths of the corresponding photosensitive chips, it can be understood that three different bands of optical zoom can be achieved by configuring the lens parameters and types of the first sub-lens assembly 12, the second sub-lens assembly 14, the third sub-lens assembly 16 and the fourth sub-lens assembly 18.
It is understood that in other embodiments, the lens parameters and types of the second sub-lens assembly 14, the third sub-lens assembly 16, and the fourth sub-lens assembly 18 are different.
In one embodiment, the first sub-lens assembly 12, the second sub-lens assembly 14, the third sub-lens assembly 16 and the fourth sub-lens assembly 18 are all zoom lens modules. It is to be understood that, in another embodiment, the first sub-lens assembly 12 is a zoom lens, and the second sub-lens assembly 14, the third sub-lens assembly 16 and the fourth sub-lens assembly 18 are all fixed focus lenses, or the first sub-lens assembly 12 is a fixed focus lens, and the second sub-lens assembly 14, the third sub-lens assembly 16 and the fourth sub-lens assembly 18 are all zoom lenses, and the relative distances between the first sub-lens assembly 12 and the second sub-lens assembly 14, the third sub-lens assembly 16 and the fourth sub-lens assembly 18 are adjusted by driving the zoom lenses to move along the optical axis direction of the lenses, so as to realize that the camera module 100 continuously changes among the three focal length zones.
In one embodiment, the zoom lens is an electro-zoom lens or a liquid lens.
Further, the camera module 100 further includes at least a lens driving component (not shown), the zoom lens is connected to the lens driving component, and the lens driving component is used for driving the zoom lens to move along the optical axis so as to adjust the relative distance between the first sub-lens component 12 and the second sub-lens component 14, and the relative distance between the third sub-lens component 16 and the fourth sub-lens component 18.
In one embodiment, the reflective member 22 is a flat mirror or a prism.
Referring again to fig. 1, when the reflector 22 is at the first position, the reflective surface of the reflector 22 is parallel to the optical axis of the first sub-lens assembly 12, it should be understood that the first position may be other positions as long as the reflective surface of the reflector 22 is out of the path of the incident light.
Referring to fig. 2 again, when the reflector 22 is located at the second position, an included angle between the reflective surface of the reflector 22 and the optical axis of the first sub-lens assembly 12 is 45 degrees, so that the angle facilitates subsequent positioning of the reflector 22 to reduce the detection difficulty, facilitates determination of the relative position of the reflector 22 and the third sub-lens assembly 16, reduces the assembly difficulty, and improves the yield of the camera module 100. The 45 degree angle is set so that the incident light rays passing through the first sub-lens assembly 12 are perpendicular to the light rays reflected by the reflecting member 22. It is understood that the angle between the reflective surface of the reflective element 22 and the optical axis of the first sub-lens assembly 12 may be other angles, such as 30 degrees or 15 degrees, as long as the reflective element 22 can reflect the incident light to the third sub-lens assembly 16.
Referring to fig. 3 again, when the reflector 22 is at the third position, an included angle between the reflective surface of the reflector 22 and the optical axis of the first sub-lens assembly 12 is 45 degrees, so that the included angle facilitates subsequent positioning of the reflector 22 to reduce the detection difficulty. The 45 degree angle is set so that the incident light rays passing through the first sub-lens assembly 12 are perpendicular to the light rays reflected by the reflecting member 22. It is understood that the angle between the reflective surface of the reflective element 22 and the optical axis of the first sub-lens assembly 12 may be other angles, such as 30 degrees or 15 degrees, as long as the reflective element 22 can reflect the incident light to the fourth sub-lens assembly 18.
Further, the reflection member 22 may be in a fourth position, the reflection surface of the reflection member 22 in the fourth position is parallel to the optical axis of the main lens assembly, and the reflection member 22 is rotated by 45 degrees or 135 degrees, so that the reflection member 22 is in the second position or the third position and the reflection surface intersects with the light ray passing through the main lens assembly and turns the direction of the light ray by 90 degrees. It is understood that if the reflective surface of the reflective member 22 faces the optical axis of the main lens assembly, the reflective member 22 is rotated clockwise by 45 degrees or 135 degrees to place the reflective member 22 in the second position or the third position, and if the reflective surface of the reflective member 22 faces away from the optical axis of the main lens assembly, the reflective member 22 is rotated counterclockwise by 45 degrees or 135 degrees to place the reflective member 22 in the second position or the third position.
Further, the reflection assembly 20 further includes a driving member 24, the driving member 24 is connected to the reflection member 22, and the driving member 24 is used for driving the reflection member 22 to rotate to the first position, the second position or the third position.
In one embodiment, the drive member 24 is an electric motor.
Further, the camera module 100 further includes a sensing assembly 40, the sensing assembly 40 includes a first sensing element 42, a second sensing element 44 and a third sensing element 46, the first sensing element 42 is used for detecting whether the reflecting element 22 is located at the first position, the second sensing element 44 is used for detecting whether the reflecting element 22 is located at the second position, and the third sensing element 46 is used for detecting whether the reflecting element 22 is located at the third position.
In one embodiment, the first sensing member 42, the second sensing member 44, and the third sensing member 46 may be laser sensors.
In another embodiment, a limiting member may be disposed at each of the first position, the second position and the third position, and the driving member 24 drives the reflecting member 22 to the first position, the second position and the third position through the limiting member.
The camera module 100 further includes a filter assembly 50, the filter assembly 50 includes a first filter 52, a second filter 54, and a third filter 56, the first filter 52 is located between the second sub-lens assembly 14 and the first photo-sensor chip 32, the second filter 54 is located between the third sub-lens assembly 16 and the second photo-sensor chip 34, and the third filter 56 is located between the fourth sub-lens assembly 18 and the third photo-sensor chip 36. The first filter 52, the second filter 54, and the third filter 56 may be set as an infrared cut filter IRCF, a wafer-level infrared cut filter, a blue glass filter, etc. according to actual scene requirements.
It is understood that the number of the optical filters corresponds to that of the sub-lens assembly, i.e. the number of the optical filters may be two, three, or more than three, as long as the light with the predetermined wavelength can be filtered.
Further, the camera module 100 further includes a light diverting element 60, where the light diverting element 60 is located on a side of the first sub-lens assembly 12 away from the second sub-lens assembly 14, and is used for reflecting incident light to the first sub-lens assembly 12. Thus, the camera module 100 can be a periscopic camera module.
In one embodiment, the light redirecting element 60 may be a mirror or a prism.
The prism can receive incident light from the direction parallel to the thickness direction of the camera module 100, and the incident light is converted into light perpendicular to the thickness direction of the camera module 100 after passing through the prism.
Referring to fig. 4, a schematic diagram of a camera module 100 according to a second embodiment of the present disclosure is provided, in which the camera module 100 includes a lens assembly 10, a reflective assembly 20 and a chip assembly 30, and the difference is that:
the lens assembly 10 includes a first sub-lens assembly 12, a third sub-lens assembly 16 and a fourth sub-lens assembly 18, the third sub-lens assembly 16 and the fourth sub-lens assembly 18 are correspondingly disposed at both sides of the optical axis of the first sub-lens assembly 12, and the reflector 22 may be in a second position or a third position to reflect the light passing through the first sub-lens assembly 12 to the third sub-lens assembly 16 or the fourth sub-lens assembly 18.
In this embodiment, the lens assembly 10 includes a main sub-lens assembly and two sub-lens assemblies, wherein the first sub-lens assembly 12 is the main sub-lens assembly, and the third sub-lens assembly 16 and the fourth sub-lens assembly 18 are the sub-lens assemblies.
Referring to fig. 5, a schematic diagram of a camera module 100 according to a third embodiment of the present disclosure is provided, in which the camera module 100 includes a lens assembly 10, a reflective assembly 20 and a chip assembly 30, and the difference is that:
the lens assembly 10 includes a first sub-lens assembly 12, a second sub-lens assembly 14 and a fourth sub-lens assembly 18, the first sub-lens assembly 12 and the second sub-lens assembly 14 are correspondingly disposed at two sides of an optical axis of the fourth sub-lens assembly 18, and the optical axes of the first sub-lens assembly 12 and the second sub-lens assembly 14 are coincident, and the reflector 22 may be at a first position or a third position to reflect light passing through the first sub-lens assembly 12 to the fourth sub-lens assembly 18 or directly enter the second sub-lens assembly 14.
In this embodiment, the lens assembly 10 includes a main sub-lens assembly and two sub-lens assemblies, wherein the first sub-lens assembly 12 is the main sub-lens assembly, and the second sub-lens assembly 14 and the fourth sub-lens assembly 18 are the sub-lens assemblies.
It is understood that the number of the sub lens assemblies may be two, three or more, as long as the reflection member 22 is rotated so that the light passing through the main lens assembly is directly incident to the sub lens assembly or is reflected by the reflection member 22 and then incident to the sub lens assembly.
Referring to fig. 6, an embodiment of the present application also provides an electronic apparatus 200 including the camera module 100 according to any of the above embodiments.
The electronic device 200 further includes a housing 210, and the camera module 100 is disposed in the housing. The number of the camera modules 100 in the electronic device 200 may be one, two, three, four, or more than four.
In this embodiment, the electronic device 200 is an intelligent terminal, and it can be understood that the electronic device 200 may also be a wearable device, a home device, or the like.
The electronic device 200 can realize that the electronic device 200 acquires images of multiple magnifications without affecting the thickness of the electronic device by placing the main sub-lens assembly and the at least two sub-lens assemblies of the camera module 100 in the length-width direction of the electronic device 200 instead of the thickness direction, thereby increasing the layout space of the camera module 100 in the electronic device 200.
An embodiment of the present application also provides an in-vehicle device (not shown) including the camera module 100 according to any of the above embodiments.
It can be understood that the vehicle-mounted device can cooperate with one of the at least two auxiliary lens assemblies through switching the position of the reflector of the camera module 100 by the camera module 100, so that the multi-focal-length optical zoom of the camera module 100 is realized, and the image with different magnifications can be acquired by the camera module 100 of the vehicle-mounted device.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (15)
1. The utility model provides a module of making a video recording which characterized in that includes:
the lens assembly comprises a main sub-lens assembly and at least two auxiliary sub-lens assemblies, and the optical axes of the main sub-lens assembly and the at least two auxiliary sub-lens assemblies are positioned on the same plane;
the reflecting component comprises a reflecting piece, the reflecting piece is rotatably arranged in a space surrounded by the main sub-lens component and the at least two sub-lens components, and the reflecting piece is used for reflecting light rays passing through the main sub-lens component to one of the sub-lens components;
and the chip assembly comprises at least two photosensitive chips, and the at least two photosensitive chips are respectively positioned at the image side corresponding to the auxiliary lens assembly.
2. The camera module of claim 1, wherein the reflective element is a flat mirror or a prism.
3. The camera module according to claim 1 or 2, wherein two of the auxiliary lens assemblies are correspondingly disposed on two sides of the optical axis of the main lens assembly or one of the auxiliary lens assemblies is correspondingly disposed on two sides of the optical axis of the other auxiliary lens assembly with the main lens assembly, wherein the optical axes of the two correspondingly disposed auxiliary lens assemblies are not overlapped.
4. The camera module of claim 3, wherein the lens assembly includes three sub-lens assemblies, two of the sub-lens assemblies being disposed on opposite sides of the optical axis of the main sub-lens assembly, and the other sub-lens assembly being disposed on the main sub-lens assembly;
the chip assembly comprises three photosensitive chips, and the three photosensitive chips are respectively positioned on the image side corresponding to the auxiliary lens assembly;
the reflection piece can be located at a first position, a second position and a third position, the reflection piece located at the second position and the third position respectively reflects light rays passing through the main sub-lens assembly to one of the two correspondingly arranged sub-lens assemblies, and when the reflection piece is located at the first position, the light rays sequentially pass through the main sub-lens assembly and the sub-lens assemblies correspondingly arranged with the main sub-lens assembly.
5. The camera module of claim 4, wherein the reflector is further configured to be in a fourth position, the reflective surface of the reflector in the fourth position being parallel to the optical axis of the main lens subassembly, and the reflector being rotated 45 degrees or 135 degrees such that the reflector is in the second position or the third position and the reflective surface intersects a light ray passing through the main lens subassembly and turns the direction of the light ray 90 degrees.
6. The camera module of claim 4, wherein the parameters of the three sub-lens assemblies are different from each other, and the main sub-lens assembly is respectively engaged with the three sub-lens assemblies to provide the camera module with different magnifications.
7. The camera module of claim 4, wherein the reflective assembly further comprises:
and the driving piece is connected with the reflecting piece and used for driving the reflecting piece to rotate to the first position, the second position or the third position.
8. The camera module of claim 7, further comprising:
the sensing assembly comprises a first sensing piece, a second sensing piece and a third sensing piece, wherein the first sensing piece is used for detecting whether the reflecting piece is located at a first position, the second sensing piece is used for detecting whether the reflecting piece is located at a second position, and the third sensing piece is used for detecting whether the reflecting piece is located at a third position.
9. The camera module of claim 1, wherein the camera module further comprises:
and the light steering component is positioned on the object side of the main sub-lens assembly and used for reflecting incident light rays to the main sub-lens assembly.
10. The camera module of claim 9, wherein the light redirecting element is a planar element or a prism.
11. The camera module of claim 1, wherein the camera module further comprises:
and the light filtering component comprises at least two light filters, and the at least two light filters are respectively positioned between the corresponding auxiliary lens component and the photosensitive chip.
12. The camera module of claim 1,
the main sub-lens component is a zoom lens and/or the at least two sub-lens components are zoom lenses.
13. The camera module of claim 12, wherein the camera module further comprises:
and the lens driving part is connected with the zoom lens and used for driving the zoom lens to move along the corresponding optical axis.
14. An in-vehicle apparatus, characterized by comprising:
a camera module according to any one of claims 1 to 13.
15. An electronic device, comprising:
a camera module according to any one of claims 1 to 13.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011028854.2A CN111929803A (en) | 2020-09-27 | 2020-09-27 | Camera module, vehicle-mounted equipment and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011028854.2A CN111929803A (en) | 2020-09-27 | 2020-09-27 | Camera module, vehicle-mounted equipment and electronic equipment |
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| CN111929803A true CN111929803A (en) | 2020-11-13 |
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| CN202011028854.2A Pending CN111929803A (en) | 2020-09-27 | 2020-09-27 | Camera module, vehicle-mounted equipment and electronic equipment |
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