CN109752168A - A kind of optical mirror slip detection device for virtual reality device - Google Patents
A kind of optical mirror slip detection device for virtual reality device Download PDFInfo
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- CN109752168A CN109752168A CN201910005054.XA CN201910005054A CN109752168A CN 109752168 A CN109752168 A CN 109752168A CN 201910005054 A CN201910005054 A CN 201910005054A CN 109752168 A CN109752168 A CN 109752168A
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- camera
- eyeglass
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Abstract
The present invention provides a kind of optical mirror slip detection device for virtual reality device, including client, VR liquid crystal display, VR eyeglass and image capture module, the client sends VR liquid crystal display for test image and shows；Described image acquisition module, VR eyeglass and the VR liquid crystal display are located in same optical axis, for described image acquisition module for acquiring the test image and being analyzed by client, the major parameter that the present invention can be used for detecting VR eyeglass also has the characteristics that automation and intellectualized detection outside.
Description
Technical field
The present invention relates to virtual reality device fields, and in particular to examines to a kind of optical mirror slip for virtual reality device
Survey device.
Background technique
Due to quickly being propagandized hotly for virtual reality technology in recent years, and then and quickly turn cold, causes for virtual reality
The optical mirror slip detection technique ability wretched insufficiency of equipment.
Such as: application No. is CN201711441815.3, the novel glasses optical parameter global detection side of entitled one kind
Method and device, detection process are as follows: detecting focal length or degree and the center of eyeglass, two eyeglasses respectively carry out respectively
Detection, obtain they global degree and the optic center point relative to camera position；Due to having been obtained by above-mentioned
Relative to the optic center point position of camera coordinates system, the parameter 1 and parameter 2 of left eyeglass are calculated according to machine vision method,
Right eyeglass calculation method is identical；According to the parameter 2 of two eyeglasses, obtain center of lens away from；Final testing result contains mirror
The degree of piece, astigmatism axis degree and astigmatism degree, two eyeglasses are relative to the position of frame and center away from display result can pass through control
The external-connection displayer that is output to of device processed is presented, and this method is more complicated, and the degree of automation is lower.
Summary of the invention
In order to solve above-mentioned insufficient defect, the present invention provides a kind of optical mirror slip detections for virtual reality device
Device compensates for industry deficiency provided by the present invention for the optical mirror slip detection device of virtual reality device, in addition to that can examine
The major parameter for surveying VR eyeglass includes object distance, and field angle, color difference, resolving power and distortion etc. are outer, also have automation and intelligence
The characteristics of detection.
The present invention provides a kind of optical mirror slip detection devices for virtual reality device, including client, VR liquid crystal
Display screen, VR eyeglass and image capture module, the client send VR liquid crystal display for test image and show；
Described image acquisition module, VR eyeglass and the VR liquid crystal display are located in same optical axis, and described image acquisition module is used for
It acquires the test image and is analyzed by client.
Above-mentioned detection device, wherein the client is computer, and described image acquisition module is camera, the computer
It is connected respectively with the camera and VR liquid crystal display by connecting line, the test image is image measurement card graphic.
Above-mentioned detection device, wherein the VR liquid crystal display is located in fixing seat, and the VR eyeglass is located at eyeglass tune
It saves on bracket, the camera is located on camera adjustable support, and by adjusting eyeglass adjusting bracket, camera adjustable support meets phase
Machine, VR eyeglass and the VR liquid crystal display are located in same optical axis.
Above-mentioned detection device, wherein the camera is provided with camera display screen and Varifocal zoom lens, by adjusting camera
Varifocal zoom lens focal length so that test card image full frame clear display on camera display screen, then use camera
It takes picture and saves.
Above-mentioned detection device, wherein the image measurement card graphic taken is sent to computer by the camera, passes through computer
On image analysis software the image of the test card of importing is analyzed.
Above-mentioned detection device, wherein the position on optical axis is overlapped the emergent pupil of the VR eyeglass with the entrance pupil of camera.
Above-mentioned detection device, wherein the zooming range of the zoom lens is 10mm~18mm.
The invention has the following advantages: provided by the present invention for the optical mirror slip detection device of virtual reality device
Industry deficiency is compensated for, the major parameter in addition to can detecte VR eyeglass includes object distance, field angle, color difference, resolving power and distortion
Deng outside, also have the characteristics that automation and intellectualized detection.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, the present invention and its feature, outer
Shape and advantage will become more apparent upon.Identical label indicates identical part in all the attached drawings.Not deliberately proportionally
Draw attached drawing, it is preferred that emphasis is show the gist of the present invention.
Fig. 1 is a kind of structural schematic diagram of the optical mirror slip detection device for virtual reality device of the present invention.
Fig. 2 is the image of the test card of camera shooting.
Specific embodiment
In the following description, a large amount of concrete details are given so as to provide a more thorough understanding of the present invention.So
And it is obvious to the skilled person that the present invention may not need one or more of these details and be able to
Implement.In other examples, in order to avoid confusion with the present invention, for some technical characteristics well known in the art not into
Row description.
In order to thoroughly understand the present invention, detailed step and detailed structure will be proposed in following description, so as to
Illustrate technical solution of the present invention.Presently preferred embodiments of the present invention is described in detail as follows, however other than these detailed descriptions, this
Invention can also have other embodiments.
A kind of optical mirror slip detection device for virtual reality device provided by the invention, including client, VR liquid crystal
Display screen, VR eyeglass and image capture module, client send VR liquid crystal display for test image and show；Image
Acquisition module, VR eyeglass and the VR liquid crystal display are located in same optical axis, and image capture module is for acquiring the test
Image is simultaneously analyzed by client, and wherein client is computer, and image capture module is camera, and computer passes through connecting line point
It is not connected with the camera and VR liquid crystal display, test image is image measurement card graphic；Further preferably, VR liquid crystal display
Screen is located in fixing seat, and VR eyeglass is located in eyeglass adjusting bracket, and camera is located on camera adjustable support, by adjusting eyeglass tune
Section bracket, camera adjustable support meet camera, VR eyeglass and the VR liquid crystal display and are located in same optical axis.
The operation principle of the present invention is that: the image measurement card graphic set is transmitted to the VR liquid crystal of fixing seat by computer
Display screen full screen display；Adjustment camera is adjusted by camera adjustable support, it is ensured that camera and VR liquid crystal display are in same optical axis.
VR eyeglass is installed in eyeglass adjusting bracket again, VR eyeglass is adjusted by eyeglass adjusting bracket and is located on optical axis.It adjusts simultaneously
Camera Varifocal zoom lens focal length, so that image full frame clear display on camera display screen of test card.Then camera is used
It takes picture and saves.The image measurement card graphic that camera takes finally is sent to computer, passes through the image analysis on computer
Software analyzes the image of the test card of importing, and analysis data are exported by algorithm with sheet format and test report
It accuses, wherein image analysis software includes commercialization IMATEST, MATLAB etc. or the image analysis software independently write.Due to figure
As analysis software and algorithm utilization, therefore a kind of optical mirror slip detection device for virtual reality device of the invention in addition to
Can detecte also has the characteristics that automation and intellectualized detection outside the major parameter of VR eyeglass, wherein the major parameter of VR eyeglass
Including object distance, field angle, color difference, resolving power and distortion etc..
The present invention one preferably rather than limitation embodiment in, the position of VR eyeglass, the position of camera and zoom lens coke
When completing away from adjustment, in same optical axis, the emergent pupil of VR eyeglass and the entrance pupil of camera exist for camera, VR eyeglass and VR liquid crystal display
Position is overlapped on optical axis, placed in the middle and clearest by camera display screen observation image measurement card graphic, the image of test card
It is displayed in full screen on camera display screen.The distance of VR liquid crystal display to VR eyeglass forward apex is the object distance of VR eyeglass, camera at this time
Field angle and VR eyeglass field angle it is in the same size, wherein the focal range of zoom lens will meet the need of VR eyeglass field angle
It wants, the zooming range for the zoom lens that the present invention uses is 10mm~18mm.
Embodiment 1
It is shown in reference picture 1, Fig. 2, a kind of optical mirror slip detection device for virtual reality device, including computer 1 and company
Wiring 2, the VR liquid crystal display 3 in fixing seat 4, on the VR eyeglass 5 and camera adjustable support 8 to be measured in eyeglass adjusting bracket 6
Camera 7.
The VR liquid crystal display 3 that the image measurement card graphic set is transmitted to fixing seat 4 is displayed in full screen by computer 1.It is logical
It crosses camera adjustable support 8 and adjusts camera 7, it is ensured that camera 7 and VR liquid crystal display 3 are in same optical axis 13.VR eyeglass 5 is pacified again
Loaded in eyeglass adjusting bracket 6, VR eyeglass 5 is adjusted by eyeglass adjusting bracket 6 and is located on optical axis 13.Camera 7 is adjusted simultaneously
The focal length of Varifocal zoom lens 10, so that image full frame clear display on camera display screen 9 of test card.Then camera is used
7 take picture and save.
As shown in Fig. 2, the image measurement card graphic that camera 7 takes is sent to computer 1, pass through the image analysis on computer 1
Software analyzes the image of the test card of importing, and it is defeated directly or by algorithm importing electrical form to analyze data
Test report out.Due to the utilization of image analysis software and algorithm, also have other than it can detecte the major parameter of VR eyeglass 5
The characteristics of automation and intellectualized detection.
When the Focussing of the position of VR eyeglass 5, the position of camera 7 and zoom lens 10 is completed, camera 7, VR eyeglass 5 with
In same optical axis 13, the emergent pupil 11 of VR eyeglass 5 is overlapped position on optical axis VR liquid crystal display 3 with the entrance pupil 12 of camera 7, is led to
The display screen 9 for crossing camera 7 observes that image measurement card graphic is placed in the middle and clearest, the display of the image of test card in camera 7
It is displayed in full screen on screen 9.The distance of VR liquid crystal display 3 to 5 forward apex of VR eyeglass is the object distance of VR eyeglass 5, the visual field of camera 7 at this time
Angle and the field angle of VR eyeglass 5 are in the same size.
The focal range of zoom lens 10 will meet the needs of 5 field angle of VR eyeglass, the zoom lens 10 that the present invention uses
Zooming range be 10mm~18mm.
Image analysis software includes commercialization IMATEST, MATLAB etc. or the image analysis software independently write.
The major parameter of VR eyeglass 5 includes object distance, field angle, color difference, resolving power and distortion etc., test report such as 1 institute of table
Show:
Table 1
Referring to shown in table 1, major parameter such as object distance of the present invention in addition to can detect VR eyeglass 5, field angle, color difference, solution picture
Power and distortion etc. are outer, also have the characteristics that automation and intellectualized detection.
Presently preferred embodiments of the present invention is described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, devices and structures not described in detail herein should be understood as gives reality with the common mode in this field
It applies；Anyone skilled in the art, without departing from the scope of the technical proposal of the invention, all using the disclosure above
Methods and technical content many possible changes and modifications are made to technical solution of the present invention, or be revised as equivalent variations etc.
Embodiment is imitated, this is not affected the essence of the present invention.Therefore, anything that does not depart from the technical scheme of the invention, foundation
Technical spirit of the invention any simple modifications, equivalents, and modifications made to the above embodiment, still fall within the present invention
In the range of technical solution protection.
Claims (7)
1. a kind of optical mirror slip detection device for virtual reality device, which is characterized in that including client, VR liquid crystal display
Screen, VR eyeglass and image capture module, the client send VR liquid crystal display for test image and show；It is described
Image capture module, VR eyeglass and the VR liquid crystal display are located in same optical axis, and described image acquisition module is for acquiring
The test image is simultaneously analyzed by client.
2. a kind of optical mirror slip detection device for virtual reality device as described in claim 1, which is characterized in that described
Client is computer, and described image acquisition module is camera, the computer by connecting line respectively with the camera and VR liquid crystal
Display screen is connected, and the test image is image measurement card graphic.
3. a kind of optical mirror slip detection device for virtual reality device as claimed in claim 2, which is characterized in that described
VR liquid crystal display is located in fixing seat, and the VR eyeglass is located in eyeglass adjusting bracket, and the camera is located at camera adjustments branch
On frame, meets camera, VR eyeglass and the VR liquid crystal display by adjusting eyeglass adjusting bracket, camera adjustable support and be located at together
On one optical axis.
4. a kind of optical mirror slip detection device for virtual reality device as claimed in claim 3, which is characterized in that described
Camera is provided with camera display screen and Varifocal zoom lens, the focal length of the Varifocal zoom lens by adjusting camera, so that image measurement
The full frame clear display on camera display screen of the image of card, then takes picture with camera and saves.
5. a kind of optical mirror slip detection device for virtual reality device as claimed in claim 4, which is characterized in that described
The image measurement card graphic taken is sent to computer by camera, by the image analysis software on computer to the image measurement of importing
The image of card is analyzed.
6. a kind of optical mirror slip detection device for virtual reality device as claimed in claim 5, which is characterized in that described
The emergent pupil of VR eyeglass and the entrance pupil of the camera position on optical axis are overlapped.
7. a kind of optical mirror slip detection device for virtual reality device as claimed in claim 6, which is characterized in that described
The zooming range of zoom lens is 10mm~18mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910005054.XA CN109752168A (en) | 2019-01-03 | 2019-01-03 | A kind of optical mirror slip detection device for virtual reality device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910005054.XA CN109752168A (en) | 2019-01-03 | 2019-01-03 | A kind of optical mirror slip detection device for virtual reality device |
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| CN201910005054.XA Pending CN109752168A (en) | 2019-01-03 | 2019-01-03 | A kind of optical mirror slip detection device for virtual reality device |
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Cited By (9)
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| CN111595554A (en) * | 2020-05-27 | 2020-08-28 | 深圳惠牛科技有限公司 | Measuring method, system, device and terminal equipment |
| CN111766049A (en) * | 2020-09-02 | 2020-10-13 | 歌尔股份有限公司 | AR lens testing method, device, equipment and computer readable storage medium |
| CN111947894A (en) * | 2020-07-29 | 2020-11-17 | 深圳惠牛科技有限公司 | Measuring method, system, device and terminal equipment |
| CN111982468A (en) * | 2020-07-29 | 2020-11-24 | 深圳惠牛科技有限公司 | Method, device and system for measuring field angle and computer storage medium |
| CN112461504A (en) * | 2020-11-17 | 2021-03-09 | 深圳市亿境虚拟现实技术有限公司 | VR (virtual reality) -based lens consistency test method and device |
| CN112595496A (en) * | 2020-12-31 | 2021-04-02 | 深圳惠牛科技有限公司 | Method, device and equipment for detecting defects of near-eye display equipment and storage medium |
| CN113551879A (en) * | 2021-06-30 | 2021-10-26 | 歌尔股份有限公司 | Optical axis calibration system and method for lens measuring equipment |
| CN113607740A (en) * | 2021-07-30 | 2021-11-05 | 歌尔光学科技有限公司 | VR product contamination detection method and device |
| CN114705396A (en) * | 2022-02-25 | 2022-07-05 | 茂莱（南京）仪器有限公司 | Prism turning optical system for full-field feature sampling detection |
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| CN111595554A (en) * | 2020-05-27 | 2020-08-28 | 深圳惠牛科技有限公司 | Measuring method, system, device and terminal equipment |
| CN111947894A (en) * | 2020-07-29 | 2020-11-17 | 深圳惠牛科技有限公司 | Measuring method, system, device and terminal equipment |
| CN111982468A (en) * | 2020-07-29 | 2020-11-24 | 深圳惠牛科技有限公司 | Method, device and system for measuring field angle and computer storage medium |
| CN111766049A (en) * | 2020-09-02 | 2020-10-13 | 歌尔股份有限公司 | AR lens testing method, device, equipment and computer readable storage medium |
| CN112461504B (en) * | 2020-11-17 | 2023-04-21 | 深圳市亿境虚拟现实技术有限公司 | VR lens consistency test-based method and device |
| CN112461504A (en) * | 2020-11-17 | 2021-03-09 | 深圳市亿境虚拟现实技术有限公司 | VR (virtual reality) -based lens consistency test method and device |
| CN112595496A (en) * | 2020-12-31 | 2021-04-02 | 深圳惠牛科技有限公司 | Method, device and equipment for detecting defects of near-eye display equipment and storage medium |
| CN113551879A (en) * | 2021-06-30 | 2021-10-26 | 歌尔股份有限公司 | Optical axis calibration system and method for lens measuring equipment |
| WO2023273217A1 (en) * | 2021-06-30 | 2023-01-05 | 歌尔股份有限公司 | Optical axis calibration system and method for lens measurement device |
| CN113551879B (en) * | 2021-06-30 | 2024-04-26 | 歌尔股份有限公司 | Optical axis calibration system and method for lens measuring equipment |
| CN113607740A (en) * | 2021-07-30 | 2021-11-05 | 歌尔光学科技有限公司 | VR product contamination detection method and device |
| CN114705396A (en) * | 2022-02-25 | 2022-07-05 | 茂莱（南京）仪器有限公司 | Prism turning optical system for full-field feature sampling detection |
| CN114705396B (en) * | 2022-02-25 | 2023-11-07 | 茂莱（南京）仪器有限公司 | Prism refraction optical system for full-view field characteristic sampling detection |
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