AR glasses binocular convergence inspection tool

Abstract

The utility model provides a binocular convergence inspection tool for AR glasses, and the tool comprises a binocular camera which is used for simulating human eyes to obtain an image, and comprises a left-eye camera and a right-eye camera; the two adjusting mechanisms are respectively used for adjusting the spatial positions and angles of the left eye camera and the right eye camera; the device comprises a binocular camera, a support, one side, close to the binocular camera, of the support is provided with a fixing jig used for installing AR glasses, one side, away from the binocular camera, of the support is provided with a binocular camera calibration part, and the binocular camera calibration part is used for calibrating the position of the binocular camera. According to the AR glasses binocular convergence inspection tool provided by the utility model, human eyes are simulated through a binocular camera, and the spatial position and angle of the binocular camera are adjusted through a binocular camera calibration piece and an adjusting mechanism, so that initial images obtained by the binocular camera can be overlapped; then the AR glasses are placed on the fixing jig, and whether the AR glasses meet the use requirement of binocular convergence or not is judged according to whether the images shot by the binocular camera are overlapped or not.

Description

Technical Field

[0001] The utility model relates to the technical field of AR glasses testing, in particular to an AR glasses binocular convergence inspection tool. Background Art

[0002] AR glasses are intelligent devices that connect the virtual world and the real world. Through AR glasses, you can see the real world and virtual content, and you can interact with visual, auditory and other information. The optical module of AR glasses is composed of two parts: one is the display module, and the other is the lens barrel module.

[0003] Currently, the imaging solutions for AR glasses on the market are all binocular imaging solutions, that is, there are separate display modules for the left and right eyes. When the human eye looks at the same object, the left and right eye images are in the same position; therefore, the binocular imaging of AR glasses needs to simulate the actual situation and make the images overlap. However, most manufacturers on the market regard AR glasses as finished products after binocular assembly, and no longer perform binocular convergence inspection on AR glasses, which seriously affects the imaging effect of AR glasses and may even cause dizziness and other discomfort symptoms to the wearer. Utility Model Content

[0004] In view of the shortcomings of the prior art described above, the purpose of the present invention is to provide a binocular convergence inspection tool for AR glasses, which is used to solve the problem in the prior art that the assembled AR glasses are not subjected to binocular convergence inspection, so that the imaging of the AR glasses does not overlap.

[0005] In order to achieve the above-mentioned purpose and other related purposes, the utility model provides an AR glasses binocular convergence inspection tool, comprising:

[0006] A binocular camera, used to simulate human eyes to acquire images, the binocular camera comprising a left camera and a right camera;

[0007] Two adjustment mechanisms, respectively used to adjust the spatial position and angle of the left camera and the right camera;

[0008] A support, wherein a fixing fixture for mounting AR glasses is provided on a side of the support close to the binocular camera, and a binocular camera calibration piece is provided on a side of the support away from the binocular camera, wherein the binocular camera calibration piece is used to calibrate the position of the binocular camera.

[0009] In one embodiment of the utility model, the binocular camera calibration component includes a left-eye calibration component and a right-eye calibration component, and the left-eye calibration component / right-eye calibration component includes a cylindrical main body, and a first reference hole and a second reference hole are sequentially opened in the axial direction in the main body, the first reference hole and the second reference hole are concentrically arranged, and the aperture of the first reference hole is larger than the aperture of the second reference hole; the support is provided with a through hole that penetrates the first reference hole.

[0010] In one embodiment of the present invention, the binocular camera calibration part captures an image of the left eye calibration part and an image of the right eye calibration part through a left eye camera and a right eye camera respectively, and adjusts the positions of the left eye camera and the right eye camera until the two images are concentric circles.

[0011] In one embodiment of the present invention, the distance between the central axes of the left eye calibration piece and the right eye calibration piece is a reference pupil distance, and the reference pupil distance is 50 mm-75 mm.

[0012] In one embodiment of the utility model, the fixing fixture includes a clamping assembly installed on the support, the clamping assembly includes a rotatable limit plate, both ends of the limit plate have limit grooves that cooperate with the AR glasses, and a positioning block is provided on the side of the support, and the lower wall of the limit plate and the upper wall of the positioning block are clamped together.

[0013] In one embodiment of the present invention, the adjustment mechanism is a six-dimensional adjustment platform, and the six-dimensional adjustment platform includes X-axis, Y-axis, and Z-axis sliding structures and θX-axis, θY-axis, and θZ-axis rotation structures.

[0014] In one embodiment of the present invention, a terminal device is further included, which is connected to the left camera and the right camera, and is used to obtain two display images taken by the left camera and the right camera, and analyze whether the two display images overlap.

[0015] In one embodiment of the utility model, it also includes a mounting platform, the adjustment mechanism and the support are installed on the mounting platform, and the binocular cameras are respectively installed on the adjustment mechanism.

[0016] As described above, the AR glasses binocular convergence inspection tooling of the utility model has the following beneficial effects: the utility model provides an AR glasses binocular convergence inspection tooling, which simulates the human eye through a binocular camera, firstly adjusts the spatial position and angle of the binocular camera through a binocular camera calibration part and an adjustment mechanism so that the initial images obtained by the binocular camera can overlap; then the AR glasses are placed on a fixed fixture, and whether the images taken by the binocular camera overlap is used to judge whether the AR glasses meet the use requirements of binocular convergence. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 Shown is a schematic diagram of the structure of the AR glasses binocular convergence inspection tooling disclosed in an embodiment of the present utility model.

[0018] Figure 2 Shown is a top view schematic diagram of the AR glasses binocular convergence inspection tooling disclosed in an embodiment of the present utility model.

[0019] Figure 3 Shown is a schematic diagram of the structure of a fixing fixture disclosed in an embodiment of the present utility model.

[0020] Figure 4 Shown is a schematic diagram of the structure of the binocular camera calibration component disclosed in an embodiment of the present utility model.

[0021] Figure 5 Shown is a structural schematic diagram of the adjustment mechanism disclosed in the embodiment of the utility model.

[0022] Component number description

[0023] 1. Left camera; 2. Right camera; 3. Adjustment mechanism; 31. X-axis sliding structure; 32. Y-axis sliding structure; 33. Z-axis sliding structure; 34. θX-axis rotation structure; 35. θY-axis rotation structure; 36. θZ-axis rotation structure; 4. Support; 41. Positioning block; 42. Through hole; 5. Fixing fixture; 51. Limiting plate; 52. Limiting groove; 6. Binocular camera calibration part; 61. Main body; 62. First reference hole; 63. Second reference hole; 7. Mounting platform; 8. AR glasses. DETAILED DESCRIPTION

[0024] The following specific embodiments illustrate the implementation of the present invention, and those familiar with the technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0025] See also Figure 1-2 The utility model provides an AR glasses binocular convergence inspection tooling, including a binocular camera, an adjustment mechanism 3 and a support 4; the binocular camera is used to simulate the human eye to obtain images, and the binocular camera includes a left camera 1 and a right camera 2; the two adjustment mechanisms 3 are respectively used to adjust the spatial position and angle of the left camera 1 and the right camera 2; a fixing fixture 5 for installing AR glasses 8 is provided on the side of the support 4 close to the binocular camera, and a binocular camera calibration piece 6 is provided on the side of the support 4 away from the binocular camera, and the binocular camera calibration piece 6 is used to calibrate the position of the binocular camera so that the initial images obtained by the binocular cameras can overlap.

[0026] Specifically, refer to Figure 3-4 The binocular camera calibration component 6 includes a left-eye calibration component and a right-eye calibration component. The left-eye calibration component / right-eye calibration component includes a cylindrical main body 61. A first reference hole 62 and a second reference hole 63 are sequentially opened in the axial direction of the main body 61. The first reference hole 62 and the second reference hole 63 are concentrically arranged, and the aperture of the first reference hole 62 is larger than the aperture of the second reference hole 63. The support 4 is provided with a through hole 42 that penetrates the first reference hole 62.

[0027] The utility model uses a left-eye camera 1 and a right-eye camera 2 to respectively capture an image of a left-eye calibration piece and an image of a right-eye calibration piece, and then adjusts the positions of the left-eye camera 1 and the right-eye camera 2 through an adjustment mechanism 3 until the two images are concentric circles, thereby simulating the human eye to obtain an image that converges at infinity.

[0028] The distance between the central axes of the left eye calibration piece and the right eye calibration piece is the reference pupil distance, and the reference pupil distance is 50mm-75mm.

[0029] In one embodiment of the present invention, reference is made to Figure 3 The fixing fixture 5 includes a clamping assembly installed on the support 4, and the clamping assembly includes a rotatably arranged limit plate 51, and both ends of the limit plate 51 have limit grooves 52 that cooperate with the AR glasses 8. A positioning block 41 is provided on the side of the support 4, and the lower wall of the limit plate 51 and the upper wall of the positioning block 41 are clamped together.

[0030] The fixing fixture 5 first positions the two lenses of the AR glasses 8 through the limiting grooves 52 so that the centers of the two lenses of the AR glasses 8 match the binocular camera, and then fixes the AR glasses 8 through the cooperation of the limiting plate 51 and the positioning block 41.

[0031] In one embodiment of the present invention, reference is made to Figure 5 The adjustment mechanism 3 is a six-dimensional adjustment platform, which includes an X-axis sliding structure 31, a Y-axis sliding structure 32, a Z-axis sliding structure 33, a θX-axis rotation structure 34, a θY-axis rotation structure 35, and a θZ-axis rotation structure 36, thereby realizing multi-directional adjustment of the spatial position and angle of the binocular camera.

[0032] Furthermore, the utility model also includes a terminal device connected to the left-eye camera 1 and the right-eye camera 2, for acquiring two display images taken by the left-eye camera 1 and the right-eye camera 2, and analyzing whether the two display images overlap.

[0033] Furthermore, the utility model also includes a mounting platform 7, the adjustment mechanism 3 and the support 4 are mounted on the mounting platform 7, and the binocular cameras are respectively mounted on the adjustment mechanism 3.

[0034] Furthermore, the utility model also provides an AR glasses binocular convergence inspection method, comprising the following steps:

[0035] Step 1: Without placing AR glasses, roughly adjust the position of the binocular camera;

[0036] Step 2: Use a binocular camera to capture images of the binocular camera calibration piece, and adjust the position of the binocular camera through an adjustment mechanism until the two images overlap;

[0037] Step 3: Place the AR glasses on the fixed fixture;

[0038] Step 4: Determine whether the AR glasses meet the requirements for binocular convergence based on whether the images captured by the binocular cameras overlap.

[0039] The utility model provides an AR glasses binocular convergence inspection tooling, which simulates human eyes through binocular cameras, firstly adjusts the spatial position and angle of the binocular cameras through binocular camera calibration parts and adjustment mechanisms, so that the initial images obtained by the binocular cameras can overlap; then the AR glasses are placed on a fixed fixture, and whether the images captured by the binocular cameras overlap is used to determine whether the AR glasses meet the use requirements of binocular convergence. Therefore, the utility model effectively overcomes various shortcomings in the prior art and has a high industrial utilization value.

[0040] Among them, the terms such as "upper", "lower", "left", "right", "front", "back", "middle" and "one" cited in this specification are only for the convenience of description and are not used to limit the scope of implementation of the present utility model. Changes or adjustments to their relative relationships should be regarded as the scope of implementation of the present utility model without substantially changing the technical content.

[0041] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. All equivalent modifications or changes made by those skilled in the art without departing from the spirit and technical ideas disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. An AR glasses binocular convergence inspection tool, characterized in that: include: A binocular camera, used to simulate human eyes to acquire images, the binocular camera comprising a left camera and a right camera; Two adjustment mechanisms, respectively used to adjust the spatial position and angle of the left camera and the right camera; A support, wherein a fixing fixture for mounting AR glasses is provided on a side of the support close to the binocular camera, and a binocular camera calibration piece is provided on a side of the support away from the binocular camera, wherein the binocular camera calibration piece is used to calibrate the position of the binocular camera.

2. The AR glasses binocular convergence inspection tooling according to claim 1, characterized in that: The binocular camera calibration piece includes a left-eye calibration piece and a right-eye calibration piece, and the left-eye calibration piece / right-eye calibration piece includes a cylindrical main body, and a first reference hole and a second reference hole are sequentially opened in the axial direction in the main body, the first reference hole and the second reference hole are concentrically arranged, and the aperture of the first reference hole is larger than the aperture of the second reference hole; the support is provided with a through hole that penetrates the first reference hole.

3. The AR glasses binocular convergence inspection tooling according to claim 2, characterized in that: The binocular camera calibration piece captures an image of the left eye calibration piece and an image of the right eye calibration piece through a left eye camera and a right eye camera respectively, and adjusts the positions of the left eye camera and the right eye camera until both images are concentric circles.

4. The AR glasses binocular convergence inspection tooling according to claim 2, characterized in that: The distance between the central axes of the left eye calibration piece and the right eye calibration piece is the reference pupil distance, and the reference pupil distance is 50mm-75mm.

5. The AR glasses binocular convergence inspection tooling according to any one of claims 1 to 4, characterized in that: The fixing fixture includes a clamping assembly installed on the support, and the clamping assembly includes a rotatably arranged limit plate, both ends of the limit plate have limit grooves that cooperate with the AR glasses, and the side of the support is provided with a positioning block, and the lower wall of the limit plate and the upper wall of the positioning block are clamped together.

6. The AR glasses binocular convergence inspection tool according to any one of claims 1 to 4, characterized in that: The adjustment mechanism is a six-dimensional adjustment platform, which includes X-axis, Y-axis, and Z-axis sliding structures and θX-axis, θY-axis, and θZ-axis rotation structures.

7. The AR glasses binocular convergence inspection tooling according to claim 1, characterized in that: It also includes a terminal device connected to the left camera and the right camera, and is used to obtain two display images taken by the left camera and the right camera, and analyze whether the two display images overlap.

8. The AR glasses binocular convergence inspection tooling according to claim 1, characterized in that: It also includes a mounting platform, the adjustment mechanism and the support are mounted on the mounting platform, and the binocular cameras are respectively mounted on the adjustment mechanism.

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