CN216901156U - Augmented reality display module and augmented reality display device - Google Patents
Augmented reality display module and augmented reality display device Download PDFInfo
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- CN216901156U CN216901156U CN202220527244.5U CN202220527244U CN216901156U CN 216901156 U CN216901156 U CN 216901156U CN 202220527244 U CN202220527244 U CN 202220527244U CN 216901156 U CN216901156 U CN 216901156U
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- 230000003190 augmentative effect Effects 0.000 title claims abstract description 40
- 230000003287 optical effect Effects 0.000 claims description 10
- 238000005516 engineering process Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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Abstract
The utility model provides an augmented reality display module, which comprises a waveguide lens, a convex lens, a concave lens, a waveguide lens frame, a convex lens frame and a concave lens frame; the waveguide lens is arranged on the waveguide lens frame to form a waveguide lens assembly, the convex lens is arranged on the convex lens frame to form a convex lens assembly, and the concave lens is arranged on the concave lens frame to form a concave lens assembly; the concave lens component is positioned on one side of the waveguide lens component facing human eyes, the concave lens sheet and the waveguide lens are arranged in an overlapping mode, and the concave lens frame is detachably connected with the waveguide lens frame; the convex lens component is positioned on one side of the waveguide mirror component back to human eyes, the convex lens sheet and the waveguide lens are arranged in an overlapping mode, and the convex lens mirror frame is detachably connected with the waveguide mirror frame. The adjustable focal power of the augmented reality display module can be realized. The utility model also provides an augmented reality display device.
Description
Technical Field
The utility model relates to the technical field of augmented reality, in particular to an augmented reality display module and an augmented reality display device.
Background
The goal of Augmented Reality (AR) is to fit and interact with a virtual world on a screen over the real world.
At present AR shows mainly two ways: transflective technology based on liquid crystal screens and beam splitters, and waveguide technology based on Lcos (liquid crystal on silicon). In the AR display of the waveguide technology, because the imaging distance of the virtual reality is at infinity, the difference between the imaging distance of the virtual reality and the imaging distance of the real reality is large, in order to clearly observe an image displayed by the AR, human eyes can be continuously in a tense state and cannot contract or relax, so that the distance of the image cannot be felt, and the real reality and the virtual reality cannot be interacted or fused.
Through increasing concave lens and convex lens, can make the image that becomes in limited distance when the AR module is watched to people's eye, reduce virtual reality's the difference of the image distance and real reality's image distance, and then real reality and virtual reality can be mutual and fuse. Specifically, the concave lens is arranged on one side of the waveguide lens facing the human eye, and the concave lens can change the virtual reality image displayed by the AR module viewed by the human eye from infinite distance to a limited distance; the convex lens is arranged on one side of the waveguide lens back to human eyes, and the convex lens can offset the focal power of the concave lens, so that the distance for the human eyes to watch the real external reality is not changed.
In order to further improve the AR module, the utility model provides an augmented reality display module capable of adjusting focal power.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the above problems in the prior art, a first object of the present invention is to provide an augmented reality display module, which can adjust the focal power of the augmented reality display module.
A second object of the present invention is to provide an augmented reality display device.
(II) technical scheme
In order to achieve the purpose, the utility model adopts the main technical scheme that:
on one hand, the utility model provides an augmented reality display module, which comprises a waveguide lens, a convex lens, a concave lens, a waveguide mirror frame, a convex lens frame and a concave lens frame; the waveguide lens is arranged on the waveguide lens frame to form a waveguide lens assembly, the convex lens is arranged on the convex lens frame to form a convex lens assembly, and the concave lens is arranged on the concave lens frame to form a concave lens assembly;
the concave lens component is positioned on one side of the waveguide mirror component facing human eyes, the concave lens sheet is overlapped with the waveguide lens, and the concave lens mirror frame is detachably connected with the waveguide mirror frame; the convex lens component is positioned on one side of the waveguide mirror component back to human eyes, the convex lens is overlapped with the waveguide mirror, and the convex lens mirror frame is detachably connected with the waveguide mirror frame.
Optionally, a first magnetic attraction mechanism is arranged on the concave lens frame, a second magnetic attraction mechanism is arranged at a position on the waveguide mirror frame corresponding to the first magnetic attraction mechanism, and the first magnetic attraction mechanism and the second magnetic attraction mechanism attract each other; the convex lens frame is provided with a third magnetic attraction mechanism, a fourth magnetic attraction mechanism is arranged on the waveguide mirror frame at a position corresponding to the third magnetic attraction mechanism, and the third magnetic attraction mechanism and the fourth magnetic attraction mechanism attract each other.
Optionally, the concave lens frame comprises a first ejector rod positioned above the concave lens, the convex lens frame comprises a second ejector rod positioned above the convex lens, and the waveguide mirror frame comprises a top plate positioned above the waveguide mirror; the first magnetic attraction mechanism is arranged on the first ejector rod, the third magnetic attraction mechanism is arranged on the second ejector rod, and the second magnetic attraction mechanism and the fourth magnetic attraction mechanism are arranged on the top plate.
Optionally, the first magnetic attraction mechanism is arranged in the middle or two sides of the first ejector rod, the second magnetic attraction mechanism is arranged in the middle or two sides of the top plate, the third magnetic attraction mechanism is arranged in the middle or two sides of the second ejector rod, and the fourth magnetic attraction mechanism is arranged in the middle or two sides of the top plate.
Optionally, the first magnetic attraction mechanism includes a first magnet and a first mounting hole opened on the concave lens frame, and the first magnet is clamped in the first mounting hole; the second magnetic attraction mechanism comprises a second magnet and a second mounting hole formed in the waveguide mirror frame, and the second magnet is clamped in the second mounting hole; the third magnetic attraction mechanism comprises a third magnet and a third mounting hole formed in the convex lens frame, and the third magnet is clamped in the third mounting hole; the fourth magnetic attraction mechanism comprises a fourth magnet and a fourth mounting hole formed in the waveguide mirror frame, and the fourth magnet is clamped in the fourth mounting hole.
Optionally, the first mounting hole is opened at the rear side of the concave lens frame, and the second mounting hole is opened at the front side of the waveguide mirror frame; the third mounting hole is arranged at the front side of the convex lens mirror frame, and the fourth mounting hole is arranged at the rear side of the waveguide mirror frame.
Optionally, the waveguide mirror frame includes a top plate located above the waveguide mirror, the top plate is provided with an optical machine and a turning prism, and the turning prism is arranged close to the light outlet of the optical machine; the light output from the light outlet of the optical machine is transmitted into the waveguide lens through the turning prism.
In another aspect, the present invention provides an augmented reality display apparatus, including the augmented reality display module as described above, further including one or more concave lens assemblies and one or more convex lens assemblies for the augmented reality display module; the focal powers of different concave lens components are different, the focal powers of different convex lens components are different, and the focal power of the concave lens component in the augmented reality display module offsets with the focal power of the convex lens component.
(III) advantageous effects
The utility model has the beneficial effects that:
1. according to the augmented reality display module, the convex lens component and the concave lens component are added, so that the virtual reality and the real reality images displayed by the AR module are watched by human eyes without separation, and the real reality and the virtual reality can be interacted and fused; and because concave lens subassembly and convex lens subassembly can dismantle respectively with waveguide mirror assembly and be connected, can change the concave lens subassembly and/or the convex lens subassembly of different focal power according to the demand of different formation of image distances, make the video picture more clear, more be suitable for the people's eye and watch.
2. The concave-convex lens assembly can be detachably connected with the waveguide mirror assembly through the magnetic attraction mechanism, and the convex-concave lens assembly can be detachably connected with the waveguide mirror assembly, so that the concave-convex lens assembly with different focal powers can be replaced more quickly and conveniently.
Drawings
The utility model is described with the aid of the following figures:
FIG. 1 is an exploded view of an augmented reality display module according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of an augmented reality display module according to an embodiment of the present invention.
[ description of reference ]
1: a waveguide lens;
2: a lenticular sheet;
3: a concave lens sheet;
41: a top plate; 42: a second magnet; 43: a second mounting hole; 44: a fourth magnet; 46: an optical machine; 47: a turning prism;
51: a second ejector rod; 52: a third magnet; 53: a third mounting hole;
61: a first ejector rod; 62: a first magnet.
Detailed Description
For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings. As used herein, the terms "upper," "lower," "front," "rear," "left," "right," and the like are used with reference to the orientation of FIG. 1.
As shown in fig. 1 and 2, the present invention provides an augmented reality display module, which includes a waveguide lens 1, a convex lens 2, a concave lens 3, a waveguide lens frame, a convex lens frame and a concave lens frame; the waveguide lens 1 is arranged on a waveguide lens frame to form a waveguide lens assembly, the convex lens 2 is arranged on a convex lens frame to form a convex lens assembly, and the concave lens 3 is arranged on a concave lens frame to form a concave lens assembly; the concave lens component is positioned on one side of the waveguide mirror component facing human eyes, the concave lens piece 3 is overlapped with the waveguide lens piece 1, and the concave lens mirror frame is detachably connected with the waveguide mirror frame; the convex lens component is positioned on one side of the waveguide mirror component back to human eyes, the convex lens 2 is overlapped with the waveguide mirror 1, and the convex lens mirror frame is detachably connected with the waveguide mirror frame.
The augmented reality display module set in such a way enables the virtual reality and the real reality images displayed by the AR module to be watched by human eyes without separation, so that the real reality and the virtual reality can be interacted and fused; and because concave lens subassembly and convex lens subassembly can dismantle respectively with waveguide mirror assembly and be connected, can change the concave lens subassembly and/or the convex lens subassembly of different focal power according to the demand of different formation of image distances, make the video picture more clear, more be suitable for the people's eye and watch.
Preferably, a first magnetic attraction mechanism is arranged on the concave lens frame, a second magnetic attraction mechanism is arranged on the waveguide mirror frame at a position corresponding to the first magnetic attraction mechanism, and the first magnetic attraction mechanism and the second magnetic attraction mechanism attract each other; the convex lens frame is provided with a third magnetic attraction mechanism, a fourth magnetic attraction mechanism is arranged on the waveguide mirror frame at a position corresponding to the third magnetic attraction mechanism, and the third magnetic attraction mechanism and the fourth magnetic attraction mechanism attract each other. The concave-convex lens assembly can be detachably connected with the waveguide mirror assembly through the magnetic attraction mechanism, and the convex-concave lens assembly can be detachably connected with the waveguide mirror assembly, so that the concave-convex lens assembly with different focal powers can be replaced more quickly and conveniently.
Further preferably, the concave lens frame comprises a first top bar 61 positioned above the concave lens, the convex lens frame comprises a second top bar 51 positioned above the convex lens, and the waveguide mirror frame comprises a top plate 41 positioned above the waveguide mirror; the first magnetic attraction mechanism is arranged on the first ejector rod 61, the third magnetic attraction mechanism is arranged on the second ejector rod 51, and the second magnetic attraction mechanism and the fourth magnetic attraction mechanism are arranged on the top plate 41. So, conveniently inhale the mechanism through magnetism and realize being connected of concave lens picture frame and waveguide mirror picture frame, conveniently inhale the mechanism through magnetism and realize being connected of convex lens picture frame and waveguide mirror picture frame, and connect stably.
Further preferably, in this embodiment, the first magnetic attraction mechanism is disposed in the middle of the first push rod 61, the second magnetic attraction mechanism is disposed in the middle of the top plate 41, the third magnetic attraction mechanism is disposed in the middle of the second push rod 51, and the fourth magnetic attraction mechanism is disposed in the middle of the top plate 41. In this way, the connection is made more stable. Conceivably, the first magnetic attraction mechanism is arranged on two sides of the first ejector rod 61, the second magnetic attraction mechanism is arranged on two sides of the top plate 41, the third magnetic attraction mechanism is arranged on two sides of the second ejector rod 51, and the fourth magnetic attraction mechanism is arranged on two sides of the top plate 41, so that similar effects can be realized.
Further, the first magnetic attraction mechanism comprises a first magnet 62 and a first mounting hole (not shown in the figure) formed on the concave lens frame, and the first magnet 62 is clamped in the first mounting hole; the second magnetic attraction mechanism comprises a second magnet 42 and a second mounting hole 43 formed in the waveguide mirror frame, and the second magnet 42 is clamped in the second mounting hole 43; the third magnetic attraction mechanism comprises a third magnet 52 and a third mounting hole 53 formed in the convex lens frame, and the third magnet 52 is clamped in the third mounting hole 53; the fourth magnetic attraction mechanism comprises a fourth magnet 44 and a fourth mounting hole (not shown in the figure) formed in the waveguide mirror frame, and the fourth magnet 44 is clamped in the fourth mounting hole.
Preferably, in the present embodiment, the first mounting hole is opened at the rear side of the concave lens frame, and the second mounting hole 43 is opened at the front side of the waveguide mirror frame; the third mounting hole 53 is opened in the front side of the convex lens frame, and the fourth mounting hole is opened in the rear side of the waveguide mirror frame.
Further, the waveguide mirror frame comprises a top plate 41 positioned above the waveguide mirror, an optical machine 46 and a turning prism 47 are mounted on the top plate 41, and the turning prism 47 and a light outlet of the optical machine 46 are arranged close to each other; the light output from the light outlet of the optical machine 46 is transmitted into the waveguide lens 1 through the turning prism 47.
The utility model also provides an augmented reality display device, which comprises the augmented reality display module, more than one concave lens component and more than one convex lens component, wherein the concave lens component and the convex lens component are used for the augmented reality display module; the focal powers of different concave lens components are different, the focal powers of different convex lens components are different, and the focal power of the concave lens component in the augmented reality display module offsets with the focal power of the convex lens component.
It should be understood that the above description of specific embodiments of the present invention is only for the purpose of illustrating the technical lines and features of the present invention, and is intended to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, but the present invention is not limited to the above specific embodiments. It is intended that all such changes and modifications as fall within the scope of the appended claims be embraced therein.
Claims (8)
1. An augmented reality display module, which is characterized in that,
the device comprises a waveguide lens (1), a convex lens (2), a concave lens (3), a waveguide mirror frame, a convex lens frame and a concave lens frame; the waveguide lens (1) is arranged on the waveguide lens frame to form a waveguide lens assembly, the convex lens (2) is arranged on the convex lens frame to form a convex lens assembly, and the concave lens (3) is arranged on the concave lens frame to form a concave lens assembly;
the concave lens component is positioned on one side of the waveguide mirror component facing human eyes, the concave lens sheet (3) and the waveguide lens sheet (1) are arranged in an overlapping mode, and the concave lens mirror frame is detachably connected with the waveguide mirror frame; the convex lens component is positioned on one side of the waveguide mirror component back to human eyes, the convex lens sheet (2) and the waveguide mirror sheet (1) are arranged in an overlapping mode, and the convex lens mirror frame is detachably connected with the waveguide mirror frame.
2. The augmented reality display module of claim 1,
the concave lens frame is provided with a first magnetic attraction mechanism, a second magnetic attraction mechanism is arranged on the waveguide mirror frame at a position corresponding to the first magnetic attraction mechanism, and the first magnetic attraction mechanism and the second magnetic attraction mechanism are attracted with each other;
the convex lens frame is provided with a third magnetic attraction mechanism, a fourth magnetic attraction mechanism is arranged at a position, corresponding to the third magnetic attraction mechanism, on the waveguide mirror frame, and the third magnetic attraction mechanism and the fourth magnetic attraction mechanism attract each other.
3. The augmented reality display module of claim 2,
the concave lens frame comprises a first ejector rod (61) positioned above the concave lens, the convex lens frame comprises a second ejector rod (51) positioned above the convex lens, and the waveguide mirror frame comprises a top plate (41) positioned above the waveguide mirror;
the first magnetic attraction mechanism is arranged on the first ejector rod (61), the third magnetic attraction mechanism is arranged on the second ejector rod (51), and the second magnetic attraction mechanism and the fourth magnetic attraction mechanism are arranged on the top plate (41).
4. The augmented reality display module of claim 3,
the first magnetic attraction mechanism is arranged in the middle or two sides of the first ejector rod (61), the second magnetic attraction mechanism is arranged in the middle or two sides of the top plate (41), the third magnetic attraction mechanism is arranged in the middle or two sides of the second ejector rod (51), and the fourth magnetic attraction mechanism is arranged in the middle or two sides of the top plate (41).
5. The augmented reality display module of any one of claims 2 to 4,
the first magnetic attraction mechanism comprises a first magnet (62) and a first mounting hole formed in the concave lens frame, and the first magnet (62) is clamped in the first mounting hole;
the second magnetic attraction mechanism comprises a second magnet (42) and a second mounting hole (43) formed in the waveguide mirror frame, and the second magnet (42) is clamped in the second mounting hole (43);
the third magnetic attraction mechanism comprises a third magnet (52) and a third mounting hole (53) formed in the convex lens frame, and the third magnet (52) is clamped in the third mounting hole (53);
the fourth magnetic attraction mechanism comprises a fourth magnet (44) and a fourth mounting hole formed in the waveguide mirror frame, and the fourth magnet (44) is clamped in the fourth mounting hole.
6. The augmented reality display module of claim 5,
the first mounting hole is formed in the rear side of the concave lens mirror frame, and the second mounting hole (43) is formed in the front side of the waveguide mirror frame; the third mounting hole (53) is formed in the front side of the convex lens mirror frame, and the fourth mounting hole is formed in the rear side of the waveguide mirror frame.
7. The augmented reality display module of claim 1,
the waveguide mirror frame comprises a top plate (41) positioned above the waveguide mirror, an optical machine (46) and a turning prism (47) are mounted on the top plate (41), and the turning prism (47) and a light outlet of the optical machine (46) are arranged in a close manner;
the light output by the light outlet of the optical machine (46) is transmitted into the waveguide lens (1) through the turning prism (47).
8. An augmented reality display device, characterized in that,
the augmented reality display module of any one of claims 1 to 7, further comprising more than one concave lens assembly and more than one convex lens assembly for the augmented reality display module;
the focal powers of different concave lens components are different, the focal powers of different convex lens components are different, and the focal power of the concave lens component in the augmented reality display module offsets with the focal power of the convex lens component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220527244.5U CN216901156U (en) | 2022-03-11 | 2022-03-11 | Augmented reality display module and augmented reality display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220527244.5U CN216901156U (en) | 2022-03-11 | 2022-03-11 | Augmented reality display module and augmented reality display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216901156U true CN216901156U (en) | 2022-07-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220527244.5U Active CN216901156U (en) | 2022-03-11 | 2022-03-11 | Augmented reality display module and augmented reality display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216901156U (en) |
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2022
- 2022-03-11 CN CN202220527244.5U patent/CN216901156U/en active Active
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