CN207730423U - It is a kind of to take the photograph module system for testing optical axis with visible light and the double of infrared light - Google Patents
It is a kind of to take the photograph module system for testing optical axis with visible light and the double of infrared light Download PDFInfo
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- CN207730423U CN207730423U CN201721572598.7U CN201721572598U CN207730423U CN 207730423 U CN207730423 U CN 207730423U CN 201721572598 U CN201721572598 U CN 201721572598U CN 207730423 U CN207730423 U CN 207730423U
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Abstract
Module system for testing optical axis being taken the photograph with visible light and the double of infrared light the utility model discloses a kind of, including：It is double to take the photograph module, there is RGB cameras and IR cameras, be arranged in the front of transmission-type calibration scale, shot for the calibration pattern on transmission-type calibration scale, obtain visible light uncalibrated image and infrared light uncalibrated image；Transmission-type calibration scale, for providing calibration pattern for shooting for double modules of taking the photograph；Light supply apparatus is integrated with visible light illuminator part and infra red light emitter part, is arranged at the back side of transmission-type calibration scale, for providing visible light and infrared light for shooting for double modules of taking the photograph；Test device：It is electrically connected to and double takes the photograph module, for obtaining the visible light uncalibrated image and infrared light uncalibrated image that RGB cameras and IR cameras are shot respectively, and calculate according to visible light uncalibrated image and infrared light uncalibrated image the light shaft offset angle between RGB cameras and IR cameras.The system for testing optical axis can detect the light shaft offset angle between RGB cameras and IR cameras, be adjusted with carrying out subsequent optical axis AA or optical axis included angle.
Description
Technical field
The utility model is related to field of photography more particularly to a kind of double module optical axises of taking the photograph with visible light and infrared light to examine
Examining system.
Background technology
Due to part tolerance and rigging error etc., the optical axis between double two cameras for taking the photograph module is not in flat
Row state, but have certain light shaft offset angle, therefore, it is necessary to be carried out to double two taken the photograph in module cameras before manufacture
AA, i.e. active alignment technique, so that the optical axis between two cameras is in parastate.Sometimes, specific in order to obtain
Shooting effect needs double optical axis included angles taken the photograph between two in module cameras being adjusted to predetermined angular.It is either double to take the photograph
The optical axis AA or optical axis included angle of module are adjusted, and are required for first detecting the light shaft offset angle between two cameras.
RGB cameras and IR cameras composition it is double take the photograph module can be widely used in mobile phone, face imaging, iris recognition,
The fields such as monitoring device, but since IR cameras are only capable of capturing infrared light, existing AA systems can not detect RGB
Light shaft offset angle between camera and IR cameras.
Utility model content
In order to solve above-mentioned the deficiencies in the prior art, the utility model provides a kind of to be taken the photograph with visible light and the double of infrared light
Module system for testing optical axis can detect the light shaft offset angle between RGB cameras and IR cameras, subsequent to carry out
Optical axis AA or optical axis included angle are adjusted.
Technical problem to be solved in the utility model is achieved by the following technical programs：
A kind of double with visible light and infrared light take the photograph module system for testing optical axis, it is double take the photograph module include RGB cameras and
IR cameras, the system for testing optical axis include：
Transmission-type calibration scale, for providing calibration pattern for shooting for RGB cameras and IR cameras；
Light supply apparatus is arranged at the back side of transmission-type calibration scale, is integrated with visible light illuminator part and infra red light emitter
Part, for providing light for shooting for RGB cameras and IR cameras；
Test device is electrically connected to RGB cameras and IR cameras, for obtaining RGB cameras and IR cameras difference
Obtained visible light uncalibrated image and infrared light uncalibrated image are shot, and according to visible light uncalibrated image and infrared light uncalibrated image
Calculate the light shaft offset angle between RGB cameras and IR cameras.
Further, further include：Fixing device, for be arranged it is double take the photograph one of module camera, make the camera
Optical axis fix.
Further, the optical axis of the camera in fixing device is vertical with transmission-type calibration scale.
Further, further include：Adjusting apparatus is electrically connected to the test device, and double the another of module is taken the photograph for being arranged
A camera, and the camera is rotated according to the calculated light shaft offset angle of the test device.
Further, the camera being arranged in adjusting apparatus after rotation between the camera that is arranged in fixing device
Optical axis is parallel.
Further, the camera being arranged in adjusting apparatus after rotation between the camera that is arranged in fixing device
Optical axis included angle is in predetermined angular.
Further, the calibration maps on transmission-type calibration scale are tabular drawing or scatter plot.
The utility model has the advantages that：The system for testing optical axis replaces calibration scale in existing AA systems
At transmission-type, then increase light supply apparatus on the back side of the transmission-type calibration scale, being integrated on the light supply apparatus can
Light-exposed luminescent device and infra red light emitter part, to launch visible light and infrared light respectively, it is seen that light and infrared light across
It is imaged on RGB cameras and IR cameras respectively after the transmission-type calibration scale, forms visible light uncalibrated image and infrared light
Uncalibrated image, then the test device can read visible light uncalibrated image and infrared light uncalibrated image and calculate RGB
Light shaft offset angle between camera and IR cameras is adjusted with carrying out subsequent optical axis AA or optical axis included angle.
Description of the drawings
Fig. 1 is the schematic diagram of system for testing optical axis provided by the utility model.
Specific implementation mode
The utility model is described in detail with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of taking the photograph module system for testing optical axis with visible light and the double of infrared light, double modules of taking the photograph include
RGB cameras 11 and IR cameras 12, the system for testing optical axis include：
Transmission-type calibration scale 2, for providing calibration pattern for shooting for RGB cameras 11 and IR cameras 12；
Light supply apparatus 3 is arranged at the back side of transmission-type calibration scale 2, is integrated with visible light illuminator part 31 and infrared light hair
Optical device 32, for providing light for shooting for RGB cameras 11 and IR cameras 12；
Test device is electrically connected to RGB cameras 11 and IR cameras 11, for obtaining RGB cameras 11 and IR camera shootings
The first 12 visible light uncalibrated images shot respectively and infrared light uncalibrated image, and according to visible light uncalibrated image and infrared light
Uncalibrated image calculates the light shaft offset angle between RGB cameras 11 and IR cameras 12.
Calibration scale 2 is substituted for transmission-type by the system for testing optical axis in existing AA systems, then in the transmission
Increase light supply apparatus 3 on the back side of type calibration scale 2, visible light illuminator part 31 and infrared light are integrated on the light supply apparatus 3
Luminescent device 32, to launch visible light and infrared light respectively, it is seen that light and infrared light are after the transmission-type calibration scale 2
It is imaged on RGB cameras 11 and IR cameras 12 respectively, forms visible light uncalibrated image and infrared light uncalibrated image, then institute
Visible light uncalibrated image and infrared light uncalibrated image can be read and calculate RGB cameras 11 and IR camera shootings by stating test device
Light shaft offset angle between first 12 is adjusted with carrying out subsequent optical axis AA or optical axis included angle.
The system for testing optical axis further includes：Fixing device, for be arranged it is double take the photograph one of module camera, so that this is taken the photograph
As the optical axis of head is fixed.
Such as：On the securing means by the setting of IR cameras 12, to fix the optical axis of IR cameras 12, by RGB cameras
11 are arranged in adjusting apparatus.
Preferably, the optical axis of the camera in fixing device is vertical with transmission-type calibration scale 2, can simplify test dress in this way
Set the algorithm when calculating light shaft offset angle.
The system for testing optical axis further includes：Adjusting apparatus is electrically connected to the test device, and double module is taken the photograph for being arranged
Another camera, and the camera is rotated according to the calculated light shaft offset angle of the test device.
Such as：RGB cameras are arranged in adjusting apparatus, according to calculated 12 He of IR cameras of the test device
Light shaft offset angle between RGB cameras 11 rotates RGB cameras 11.
Optical axis of the camera being arranged in adjusting apparatus after rotation between the camera being arranged in fixing device is parallel,
Applied to the optical axis AA between RGB cameras 11 and IR cameras 12.
Alternatively, the camera being arranged in adjusting apparatus after rotation with the optical axis between the camera that is arranged in fixing device
In predetermined angular, such as 45 °, the optical axis being applied between RGB cameras 11 and IR cameras 12 is adjusted angle.
Calibration maps on transmission-type calibration scale 2 are tabular drawing or scatter plot.
The embodiment of the utility model above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot it therefore be interpreted as the limitation to the utility model patent range, as long as using the form institute of equivalent substitution or equivalent transformation
The technical solution of acquisition, shall fall within the scope of the present invention.
Claims (5)
1. a kind of taking the photograph module system for testing optical axis with visible light and the double of infrared light, which is characterized in that double modules of taking the photograph include RGB
Camera and IR cameras, the system for testing optical axis include：
Transmission-type calibration scale, for providing calibration pattern for shooting for RGB cameras and IR cameras；
Light supply apparatus is arranged at the back side of transmission-type calibration scale, is integrated with visible light illuminator part and infra red light emitter part, uses
In providing light for shooting for RGB cameras and IR cameras；
Test device is electrically connected to RGB cameras and IR cameras, is shot respectively for obtaining RGB cameras and IR cameras
Obtained visible light uncalibrated image and infrared light uncalibrated image, and calculated according to visible light uncalibrated image and infrared light uncalibrated image
Go out the light shaft offset angle between RGB cameras and IR cameras；
Further include：Fixing device, for be arranged it is double take the photograph one of module camera, so that the optical axis of the camera is fixed；
Calibration maps on transmission-type calibration scale are tabular drawing or scatter plot.
2. double module system for testing optical axis is taken the photograph according to claim 1, which is characterized in that camera in fixing device
Optical axis is vertical with transmission-type calibration scale.
3. according to claim 1 or 2 pair is taken the photograph module system for testing optical axis, which is characterized in that further include：Adjusting apparatus,
Be electrically connected to the test device, for be arranged it is double take the photograph another camera of module, and calculated according to the test device
Light shaft offset angle rotate the camera.
4. according to claim 3 pair is taken the photograph module system for testing optical axis, which is characterized in that the camera shooting being arranged in adjusting apparatus
Optical axis of the head after rotation between the camera being arranged in fixing device is parallel.
5. according to claim 3 pair is taken the photograph module system for testing optical axis, which is characterized in that the camera shooting being arranged in adjusting apparatus
Head is in after rotation predetermined angular with the optical axis included angle between the camera that is arranged in fixing device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721572598.7U CN207730423U (en) | 2017-11-22 | 2017-11-22 | It is a kind of to take the photograph module system for testing optical axis with visible light and the double of infrared light |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721572598.7U CN207730423U (en) | 2017-11-22 | 2017-11-22 | It is a kind of to take the photograph module system for testing optical axis with visible light and the double of infrared light |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109982073A (en) * | 2019-04-09 | 2019-07-05 | 歌尔股份有限公司 | The detection method and device of camera module optical axis |
| CN110166714A (en) * | 2019-04-11 | 2019-08-23 | 深圳市朗驰欣创科技股份有限公司 | Dual-light fusion adjustment method, dual-light fusion adjustment device, and dual-light fusion equipment |
| CN113068019A (en) * | 2021-03-17 | 2021-07-02 | 杭州海康消防科技有限公司 | Dual-optical camera calibration apparatus, method, electronic apparatus, and storage medium |
| CN113218340A (en) * | 2021-05-21 | 2021-08-06 | 哈尔滨理工大学 | Light-variable type eccentricity detection device and detection method for small-diameter cable |
| CN113218341A (en) * | 2021-05-21 | 2021-08-06 | 哈尔滨理工大学 | Cable turning type infrared eccentricity detection device and detection method |
| CN113280761A (en) * | 2021-06-24 | 2021-08-20 | 哈尔滨理工大学 | Cable infrared eccentricity detection device and detection method under shaking |
| CN113848663A (en) * | 2020-06-10 | 2021-12-28 | 三赢科技（深圳）有限公司 | Lens module testing device |
| CN113923317A (en) * | 2021-08-30 | 2022-01-11 | 珠海视熙科技有限公司 | Camera frame synchronization test method, device and storage medium |
| CN114785937A (en) * | 2022-05-30 | 2022-07-22 | 浙江大华技术股份有限公司 | Method and device for determining optical axis position offset |
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2017
- 2017-11-22 CN CN201721572598.7U patent/CN207730423U/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109982073B (en) * | 2019-04-09 | 2020-11-13 | 歌尔光学科技有限公司 | Method and device for detecting optical axis of camera module |
| CN109982073A (en) * | 2019-04-09 | 2019-07-05 | 歌尔股份有限公司 | The detection method and device of camera module optical axis |
| CN110166714A (en) * | 2019-04-11 | 2019-08-23 | 深圳市朗驰欣创科技股份有限公司 | Dual-light fusion adjustment method, dual-light fusion adjustment device, and dual-light fusion equipment |
| CN113848663A (en) * | 2020-06-10 | 2021-12-28 | 三赢科技（深圳）有限公司 | Lens module testing device |
| CN113848663B (en) * | 2020-06-10 | 2024-05-10 | 三赢科技（深圳）有限公司 | Lens module testing device |
| CN113068019B (en) * | 2021-03-17 | 2023-02-03 | 杭州海康消防科技有限公司 | Dual-optical camera calibration apparatus, method, electronic apparatus, and storage medium |
| CN113068019A (en) * | 2021-03-17 | 2021-07-02 | 杭州海康消防科技有限公司 | Dual-optical camera calibration apparatus, method, electronic apparatus, and storage medium |
| CN113218340A (en) * | 2021-05-21 | 2021-08-06 | 哈尔滨理工大学 | Light-variable type eccentricity detection device and detection method for small-diameter cable |
| CN113218341A (en) * | 2021-05-21 | 2021-08-06 | 哈尔滨理工大学 | Cable turning type infrared eccentricity detection device and detection method |
| CN113280761A (en) * | 2021-06-24 | 2021-08-20 | 哈尔滨理工大学 | Cable infrared eccentricity detection device and detection method under shaking |
| CN113923317B (en) * | 2021-08-30 | 2022-11-15 | 珠海视熙科技有限公司 | Camera frame synchronization test method, device and storage medium |
| CN113923317A (en) * | 2021-08-30 | 2022-01-11 | 珠海视熙科技有限公司 | Camera frame synchronization test method, device and storage medium |
| CN114785937A (en) * | 2022-05-30 | 2022-07-22 | 浙江大华技术股份有限公司 | Method and device for determining optical axis position offset |
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