CN116980588B - Camera detection device - Google Patents
Camera detection device Download PDFInfo
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- CN116980588B CN116980588B CN202311197676.XA CN202311197676A CN116980588B CN 116980588 B CN116980588 B CN 116980588B CN 202311197676 A CN202311197676 A CN 202311197676A CN 116980588 B CN116980588 B CN 116980588B
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- light shielding
- driving
- camera detection
- shielding member
- detection apparatus
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- 238000001514 detection method Methods 0.000 title claims abstract description 39
- 238000012360 testing method Methods 0.000 claims abstract description 35
- 230000003287 optical effect Effects 0.000 claims abstract description 3
- 238000005286 illumination Methods 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- 239000004568 cement Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
- H04N17/002—Diagnosis, testing or measuring for television systems or their details for television cameras
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Accessories Of Cameras (AREA)
Abstract
The application relates to the technical field of camera detection, provides a camera detection device, include: the light shielding piece is polygonal in any section along the axial direction, each surface of the light shielding piece can reflect light, and the first end of the light shielding piece is used for placing a camera to be detected; the test card is arranged at the second end of the shading piece; the driving assembly comprises a plurality of driving pieces, at least one driving piece is arranged on each surface of the shading piece, and the driving pieces can drive the corresponding surfaces of the shading pieces to deform so that the path length of an optical path is increased through reflection of an image on the test card. Through the technical scheme of this application, can reduce the space volume that camera detection device occupy.
Description
Technical Field
The application relates to the technical field of camera detection, in particular to a camera detection device.
Background
At present, when a camera is generated in a factory, the camera needs to be detected before leaving a factory, so that the camera can be ensured to be normally used. Traditionally, focus test drawings are used, which are generally relatively large, and the large drawings may occupy a large space in a range of several meters x several meters (length x width), and the large-area test drawings and the corresponding supporting devices may be disadvantageous, especially in an environment with limited space, and especially cannot be installed in some small factories.
Disclosure of Invention
The technical problem to be solved in the application is to provide a camera detection device capable of reducing occupied space volume.
In order to solve the technical problems, the application adopts the following technical scheme:
the application provides a camera detection device, include: the light shielding piece is polygonal in any section along the axial direction, each surface of the light shielding piece can reflect light, and the first end of the light shielding piece is used for placing a camera to be detected; the test card is arranged at the second end of the shading piece; the driving assembly comprises a plurality of driving pieces, at least one driving piece is arranged on each surface of the shading piece, and the driving pieces can drive the corresponding surfaces of the shading pieces to deform so that the path length of an optical path is increased through reflection of an image on the test card.
As one embodiment, the light shielding member is a flexible member.
As one embodiment, the driving member includes a driving portion and a connecting portion, the connecting portion is connected with the driving portion, the driving portion can drive the connecting portion to move along an axial direction of the driving portion, and one end of the connecting portion is used for being connected with the light shielding member.
As one embodiment, the connection portion is connected with the light shielding member through glass cement, and the driving portion may drive the connection portion to make the corresponding surface of the light shielding member protrude away from or recess toward the axial direction of the light shielding member.
As one embodiment, the connecting portion is provided with an adhesive portion at a position where the connecting portion is connected to the light shielding member, and the adhesive portion has a radial dimension larger than that of the connecting portion.
As one embodiment, the light shielding member comprises a plurality of light shielding plates, wherein long sides of the light shielding plates are connected with each other, and a columnar space is enclosed; and a plurality of rows of driving pieces are arranged on the length direction of each light shielding plate, at least one light shielding plate is driven by the driving piece, and the light shielding plates are sunken towards the axial direction of the light shielding piece.
As one embodiment, the light shielding member comprises a plurality of light shielding plates, wherein long sides of the light shielding plates are connected with each other, and a columnar space is enclosed; and a plurality of rows of driving pieces are arranged on the length direction of each light shielding plate, at least two light shielding plates are driven by the driving pieces, and deformation is carried out in opposite directions respectively.
As one embodiment, the light shielding plate is an acrylic lens.
As an implementation mode, the camera detection device further comprises a support frame, and each driving piece is fixed on the support frame.
As an embodiment, the support frame is fixedly connected with the housing of the driving part.
As an implementation mode, the shape of the test card is matched with any section of the shading piece along the axial direction in a polygonal shape, and the camera detection device further comprises an illumination light source, wherein the illumination light source is used for illuminating the test card.
The technical scheme of the application has the following beneficial effects:
1. through setting up the shade, and the shade is the polygon along axial arbitrary cross-section, but every face reflection light of shade, but the camera of being detected is placed to the first end of shade, the second end then sets up the test card, be equipped with at least one driving piece at every face of shade, the driving piece can drive the corresponding face and warp, after the shade produces deformation, the image on the test card then passes through multiple reflection, the path length of light path has been increased, make the camera be in the image of observing on the test card, it is multiple times to enlarge in the vision, the whole graph of convenient visual observation test card in limited space, thereby camera detection device's volume has been reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic cross-sectional view of a camera detection device provided in an embodiment of the present application;
fig. 2 is a schematic diagram of a camera detection device provided in an embodiment of the present application in a use state;
fig. 3 is a schematic partial structure diagram of a camera detection device according to an embodiment of the present application;
fig. 4 is a schematic structural view of a light shielding member according to an embodiment of the present disclosure;
FIG. 5 is a schematic structural diagram of one of the deformation modes of the shading member according to the embodiment of the present application;
FIG. 6 is a schematic structural view of another way of deforming the light shielding member according to the embodiment of the present application;
fig. 7 is a schematic structural diagram of another way of deforming the light shielding member according to the embodiment of the present application.
Icon: 1-a light shielding member; 11-a light shielding plate; 2-a test card; 3-a driving member; 31-a driving part; 32-a connection; 33-an adhering part; 4-supporting frames; 41-a sleeving part; 42-support.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, in the description of the present application, the terms "first", "second", and the like are used only to distinguish the description, and are not to be construed as indicating or implying relative importance.
The embodiment of the application provides a camera detection device, and this detection device compares in prior art's test drawing that focuses, has small characteristics, conveniently deploys, simultaneously, has also reduced manufacturing cost.
As shown in fig. 1 and 2, the camera detection device includes a light shielding member 1, any cross section of the light shielding member 1 along the axial direction is polygonal, each surface of the light shielding member 1 can reflect light, a first end of the light shielding member 1 is used for placing a detected camera, a test card 2 is arranged at the other end of the light shielding member, multiple images are arranged on the test card 2, the camera detection device further includes a driving assembly, the driving assembly includes multiple driving members 3, at least one driving member 3 is arranged on each surface of the light shielding member 1, the driving members 3 can drive the corresponding surface of the light shielding member 1 to deform, so that the image on the test card 2 is reflected to increase the path length of a light path, and the camera is further enlarged multiple times in view angle when observing the image, thereby facilitating the visual observation of the whole image in a limited space, and reducing the volume of the camera detection device.
Alternatively, any cross section of the light shielding member 1 in the axial direction may be triangular, quadrangular, pentagonal, or the like.
In the prior art, the cost of a large-size test drawing and a precise supporting part is high, and particularly, the cost of a high-definition and high-color-precision picture is higher. The camera detection device provided by the embodiment of the application can reduce the production cost while reducing the volume.
In addition, in the prior art, a large test drawing is inconvenient to fold, difficult to store and transport and easy to damage. And a large number of large test drawings can generate more waste materials, which is not beneficial to environmental protection. The camera detection device of the embodiment of the application is small in size, convenient to store and transport, and more environment-friendly.
Alternatively, the first and second ends of the light shielding member 1 may be reversed, i.e. the first end is for placing the camera to be inspected and the second end is for placing the test card 2.
As an embodiment, the light shielding member 1 is a flexible member, and the deformation of the light shielding member 1 is facilitated by designing the light shielding member 1 to be a flexible member.
As shown in fig. 1 and 3, as an embodiment, the driving member 3 includes a driving portion 31 and a connecting portion 32, the connecting portion 32 is connected to the driving portion 31, the driving portion 31 can drive the connecting portion 32 to move along the axial direction of the driving portion 31, one end of the connecting portion 32 is used for being connected to the light shielding member 1, so that when the connecting portion 32 moves, the corresponding surface connected to the light shielding member 1 can be driven at the same time, the corresponding surface of the light shielding member 1 is recessed toward the axial direction of the light shielding member 1 or protrudes away from the axial direction of the light shielding member 1, and further the image on the test card 2 is reflected for multiple times, so as to increase the path length of the light path.
Alternatively, the driving part 31 may be a stepper motor, the connecting part 32 may make the external screw rod pass through the stepper motor, and the stepper motor may drive the external screw rod to move along the axial direction of the stepper motor.
Optionally, the corresponding surface of the light shielding member 1 is the light shielding plate 11.
As an embodiment, the connection portion 32 is connected to the light shielding member 1 by glass cement, so that stability between the connection portion 32 and the light shielding member 1 is improved, and the glass cement has toughness and is easy to deform, so that lateral acting force between the connection portion 32 and the corresponding surface of the light shielding member 1 during deformation can be shielded. The driving part 31 can drive the connecting part 32 to enable the corresponding surface of the light shielding piece 1 to be protruded away from the axial direction of the light shielding piece 1 or recessed towards the axial direction of the light shielding piece 1, so that the image on the test card 2 is subjected to multiple reflections, and the light path is increased.
As shown in fig. 3, as an embodiment, the attachment portion 33 is provided at a position where the connection portion 32 is connected to the light shielding member 1, and the radial dimension of the attachment portion 33 is larger than that of the connection portion 32, so that the contact area with the light shielding member 1 is increased and the stability between the connection portion 32 and the light shielding member 1 is improved by providing the attachment portion 33.
As shown in fig. 1 to 3, as an embodiment, the light shielding member 1 includes a plurality of light shielding plates 11, long sides of the light shielding plates 11 are connected to each other to define a through columnar space, and a test card 2 is disposed at one end of the light shielding member 1 to be used for blocking one end of the columnar space; the length direction of each light shielding plate 11 is provided with a plurality of rows of driving pieces 3, each row of driving pieces 3 comprises a plurality of driving pieces 3 which are arranged at intervals, so that stress between the driving pieces 3 and the light shielding plates 11 is uniform, in addition, the light shielding plates 11 can further generate curved surfaces with different curvatures at different positions, the refraction times of images on the test card 2 are increased, and the light path is increased.
Optionally, the enclosed prism structure may be a triangular prism, a quadrangular prism or a pentagonal prism, and the enclosed prism structure is different according to the number of the light shielding plates 11.
As shown in fig. 5 and 6, alternatively, at least one of the light shielding plates 11 is driven by the driving member 3, recessed toward the axial direction of the light shielding member 1, or; at least two light baffles 11 are driven by the driving piece 3 to deform in opposite directions respectively, so that a plurality of light baffles 11 can deform differently, and the tested cameras can obtain images which are not communicated in different directions, thereby improving the testing efficiency.
Alternatively, when the light shielding member 1 is of a mitsubishi structure, one of the light shielding plates 11 may be recessed toward the axial direction of the light shielding member 1 or protruded away from the axial direction of the light shielding member 1, or two of the light shielding plates 11 may be recessed toward the axial direction of the light shielding member 1 or protruded away from the axial direction of the light shielding member 1, or three of the light shielding plates 11 may be recessed toward the axial direction of the light shielding member 1; of course, in some cases, one of the light shielding members 1 is concave toward the axial direction of the light shielding member 1, and the other is convex away from the axial direction of the light shielding member 1.
As shown in fig. 5 and 6, alternatively, when the light shielding member 1 is of a four-diamond structure, there may be one light shielding plate 11 that is recessed toward the axial direction of the light shielding member 1 or protrudes away from the axial direction of the light shielding member 1, or there may be two light shielding plates 11 that are recessed toward the axial direction of the light shielding member 1 or protrude away from the axial direction of the light shielding member 1, and these two surfaces may be adjacent two surfaces or opposite two surfaces, and of course, in some cases, three light shielding plates 11 may be recessed toward the axial direction of the light shielding member 1 at the same time, or four light shielding plates 11 may be recessed toward the axial direction of the light shielding member 1 at the same time, and of course, in some cases, one surface that is recessed toward the axial direction of the light shielding member 1, and one surface that is protruding away from the axial direction of the light shielding member 1 may be recessed toward the axial direction of the light shielding member 1, and in some cases, or protruding toward the axial direction of the light shielding member 1 may be deformed further.
As shown in fig. 4, when the light shielding member 1 is in a four-diamond structure, the first end of one of the light shielding plates 11 may be inclined toward the opposite light shielding plate 11, so as to form an inclined plane, and further, when the detected camera detects, the image of the test card 2 simulates a scene pushed to the far end.
As shown in fig. 7, alternatively, in some cases, only one of the light shielding plates 11 in the light shielding member 1 may be depressed or projected in the axial direction of the light shielding member 1.
In one embodiment, the light shielding plate 11 is an acrylic lens. The acrylic lens has flexibility on one hand and low cost on the other hand.
As shown in fig. 1 and 2, as an embodiment, the camera detection apparatus further includes a support frame 4, and each driving member 3 is fixed on the support frame 4, so as to provide stable support for the driving member 3, and reduce the shaking of the driving member 3 when the light shielding plate 11 is driven.
As shown in fig. 1, alternatively, the support frame 4 includes a sleeve portion 41, where the sleeve portion 41 is located at the periphery of the light shielding member 1 and is spaced from the light shielding member 1, so as to provide a movable space for deformation of the light shielding member 1, and the driving member 3 is fixed on the sleeve portion 41. Since the multiple rows of driving members 3 are fixed on each light shielding plate 11, the sleeving part 41 can be designed into multiple rows of metal rods or metal sheets, and the multiple driving members 3 of each row are respectively fixed on the metal rods or the metal sheets correspondingly.
Optionally, the support frame 4 further includes a supporting portion 42, where the supporting portion 42 is connected to the sleeving portion 41, and the supporting portion 42 is in contact with the ground and is used for supporting the whole camera detection device.
As an embodiment, the support frame 4 is fixedly connected with the housing of the driving portion 31, so that interference of the connecting portion 32 when the connecting portion 32 moves in the axial direction of the driving portion 31 is reduced.
Optionally, the sleeved part of the support frame 4 may be welded with the outer shells of the plurality of driving parts 31, so as to improve the stability between the support frame 4 and the driving member 3.
As an embodiment, the shape of the test card 2 is adapted to any cross section of the light shielding member 1 along the axial direction to provide blocking for the light shielding member 1, and in addition, provide a detection image for the camera, and the camera detection device further includes an illumination light source for illuminating the test card 2, so as to provide brightness for the test card 2.
Alternatively, the illumination source may increase the brightness of the test card 2 by means of a backlight.
Optionally, the camera detection device of the embodiment of the application further comprises a control module, wherein the control module is electrically connected with each stepping motor, so that the control module can control a plurality of stepping motors simultaneously, and further control the external thread threaded rod to move relative to the corresponding stepping motor.
Optionally, the control module can control the plurality of external thread threaded rods on the same section of the light shielding piece 1 to move different distances, so that each surface of the light shielding plate 11 of the light shielding piece 1 can be deformed differently; or, the control module may control the multiple rows of external thread threaded rods on the same light shielding plate 11 of the light shielding member 1 to move different distances, for example, the external thread threaded rods located at two ends in the same row may move towards the light shielding plate 11 by 1cm and gradually reach the middle position of the light shielding plate 11, and the further the distance of the external thread threaded rods moving may be 5cm, so that the light shielding plate 11 may generate arc-shaped concave deformation, and of course, the external thread threaded rods may also move in a direction away from the light shielding plate 11, so that the light shielding plate 11 may generate arc-shaped convex deformation.
The foregoing is merely exemplary embodiments of the present application and is not intended to limit the scope of the present application, and various modifications and variations may be suggested to one skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
The foregoing is merely specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the present application, and the changes and substitutions are intended to be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Claims (11)
1. A camera detection apparatus, comprising:
the light shielding piece is polygonal in any section along the axial direction, each surface of the light shielding piece can reflect light, and the first end of the light shielding piece is used for placing a camera to be detected;
the test card is arranged at the second end of the shading piece;
the driving assembly comprises a plurality of driving pieces, at least one driving piece is arranged on each surface of the shading piece, and the driving pieces can drive the corresponding surfaces of the shading pieces to deform so that the path length of an optical path is increased through reflection of an image on the test card.
2. The camera detection apparatus according to claim 1, wherein the light shielding member is a flexible member.
3. The camera detection apparatus according to claim 2, wherein the driving member includes a driving portion and a connecting portion, the connecting portion being connected to the driving portion, the driving portion being operable to drive the connecting portion to move in an axial direction of the driving portion, one end of the connecting portion being adapted to be connected to the light shielding member.
4. A camera detection apparatus according to claim 3, wherein the connection portion is connected to the light shielding member by glass cement, and the driving portion is operable to drive the connection portion to project or recess the corresponding surface of the light shielding member away from or toward the axial direction of the light shielding member.
5. The camera detection apparatus according to claim 4, wherein an adhesive portion is provided at a position where the connection portion is connected to the light shielding member, and a radial dimension of the adhesive portion is larger than that of the connection portion.
6. The camera detection apparatus according to claim 5, wherein the light shielding member includes a plurality of light shielding plates, long sides of the plurality of light shielding plates being connected to each other, and a columnar space being defined;
and a plurality of rows of driving pieces are arranged on the length direction of each light shielding plate, at least one light shielding plate is driven by the driving piece, and the light shielding plates are sunken towards the axial direction of the light shielding piece.
7. The camera detection apparatus according to claim 5, wherein the light shielding member includes a plurality of light shielding plates, long sides of the plurality of light shielding plates being connected to each other, and a columnar space being defined;
and a plurality of rows of driving pieces are arranged on the length direction of each light shielding plate, at least two light shielding plates are driven by the driving pieces, and deformation is carried out in opposite directions respectively.
8. The camera detection apparatus according to claim 6 or 7, wherein the light shielding plate is an acrylic lens.
9. The camera detection apparatus according to claim 6 or 7, further comprising a support frame, each of the driving members being fixed to the support frame.
10. The camera detection apparatus according to claim 9, wherein the support frame is fixedly connected to the housing of the driving section.
11. The camera detection apparatus according to claim 1 or 2, wherein the shape of the test card is polygonal with respect to any cross section of the light shielding member in the axial direction, and the camera detection apparatus further comprises an illumination light source for illuminating the test card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311197676.XA CN116980588B (en) | 2023-09-18 | 2023-09-18 | Camera detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311197676.XA CN116980588B (en) | 2023-09-18 | 2023-09-18 | Camera detection device |
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| Publication Number | Publication Date |
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| CN116980588A CN116980588A (en) | 2023-10-31 |
| CN116980588B true CN116980588B (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311197676.XA Active CN116980588B (en) | 2023-09-18 | 2023-09-18 | Camera detection device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002250873A (en) * | 2000-12-22 | 2002-09-06 | Nec Corp | Optical path controlling element, mirror-mounted light emitting element using the element and mirror |
| CN101476977A (en) * | 2009-01-13 | 2009-07-08 | 洛阳汉腾光电有限公司 | Detection apparatus and detection method for camera optical performance |
| CN108063942A (en) * | 2017-12-27 | 2018-05-22 | 上海传英信息技术有限公司 | The test shade and its application method of terminal |
| CN112738363A (en) * | 2019-10-28 | 2021-04-30 | 华为技术有限公司 | Optical path switching method and monitoring module |
| CN213779454U (en) * | 2020-12-22 | 2021-07-23 | 昆山龙腾光电股份有限公司 | Shading mechanism and detection device |
| CN217935808U (en) * | 2022-07-08 | 2022-11-29 | 深圳市中西视通科技有限公司 | Color plate detection device for camera |
-
2023
- 2023-09-18 CN CN202311197676.XA patent/CN116980588B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002250873A (en) * | 2000-12-22 | 2002-09-06 | Nec Corp | Optical path controlling element, mirror-mounted light emitting element using the element and mirror |
| CN101476977A (en) * | 2009-01-13 | 2009-07-08 | 洛阳汉腾光电有限公司 | Detection apparatus and detection method for camera optical performance |
| CN108063942A (en) * | 2017-12-27 | 2018-05-22 | 上海传英信息技术有限公司 | The test shade and its application method of terminal |
| CN112738363A (en) * | 2019-10-28 | 2021-04-30 | 华为技术有限公司 | Optical path switching method and monitoring module |
| CN213779454U (en) * | 2020-12-22 | 2021-07-23 | 昆山龙腾光电股份有限公司 | Shading mechanism and detection device |
| CN217935808U (en) * | 2022-07-08 | 2022-11-29 | 深圳市中西视通科技有限公司 | Color plate detection device for camera |
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| CN116980588A (en) | 2023-10-31 |
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