CN212781493U - Rotary near-to-eye display optical device - Google Patents
Rotary near-to-eye display optical device Download PDFInfo
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- CN212781493U CN212781493U CN202021254854.XU CN202021254854U CN212781493U CN 212781493 U CN212781493 U CN 212781493U CN 202021254854 U CN202021254854 U CN 202021254854U CN 212781493 U CN212781493 U CN 212781493U
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Abstract
The utility model discloses a near-to-eye display optical device of rotation type belongs to augmented reality technical field, include: the display assembly comprises at least one display unit, one end or the center of each display unit is fixedly connected with a rotating shaft, and when the number of the display units is more than one, the display units are uniformly distributed around the rotating shaft; the lens component is arranged on one side of the display component close to a user, and the display component is positioned on a focal plane of the lens component; the beneficial effects are that: the user can see the external real environment while watching the light emitted by the display screen, the effect of increasing reality is achieved, meanwhile, the thickness of the optical device can be greatly reduced in structural design, and the device is light and thin.
Description
Technical Field
The utility model relates to an augmented reality technical field especially relates to a near-to-eye display optics of rotation type device.
Background
Augmented reality is also called mixed reality, and is realized by overlaying virtual objects, scenes or system prompt information generated by an image display screen into a real scene. Due to the opacity of the conventional image display screen, human eyes cannot see the real environment outside through the display screen while seeing the light emitted by the display screen. The augmented reality optical device in the prior art mostly adopts a mode of folding a system light path in optical design, an image display screen and a human eye vision horizontal line are not on the same straight line and are usually positioned at two sides or above AR glasses, and light rays can enter eyes of a user after being refracted for many times. This kind of structural design has restricted augmented reality optical device's structural dimension to a certain extent, is unfavorable for the frivolousization of device.
SUMMERY OF THE UTILITY MODEL
According to the defects existing in the prior art, the rotary near-to-eye display optical device is provided, so that a user can see the external real environment while watching light emitted by a display screen, the effect of increasing reality is achieved, meanwhile, the thickness of the optical device can be greatly reduced in structural design, and the device is light and thin.
The technical scheme specifically comprises the following steps:
a rotary near-eye display optical device, comprising:
the display assembly is used for displaying images and comprises at least one display unit, one end or the center of each display unit is fixedly connected with a rotating shaft, and when the number of the display units is more than one, the display units are uniformly distributed around the rotating shaft;
and the lens assembly is arranged on one side of the display assembly close to the user and used for amplifying the image, and the display assembly is positioned on the focal plane of the lens assembly.
Preferably, the display unit rotates around the rotation axis to form a circular display surface, and the display unit includes a plurality of pixel modules distributed along a radial direction of the circular display surface.
Preferably, wherein the near-eye display optical device further comprises:
and the compensation component is arranged on the side of the display component far away from the user and is used for correcting the distortion generated by the lens component.
Preferably, the color and brightness displayed by each pixel module can be independently adjusted.
Preferably, wherein, the number of the display units is 1, or 2, or 3.
Preferably, the lens assembly comprises a single lens, and/or a multi-lens combination, and/or a fresnel lens.
Preferably, wherein the lens assembly is movable in an optical axis direction to approach and move away from the user.
Preferably, wherein the optical power of the lens assembly is positive.
Preferably, the compensation assembly is fixedly connected with the display assembly in an adhering mode.
The beneficial effects of the above technical scheme are that:
the utility model provides a rotation type near-to-eye display optical device for the user can see external true environment when watching the light that the display screen sent, reaches the effect that increases reality, can reduce optical device's thickness greatly simultaneously in structural design, realizes the frivolousization of device.
Drawings
Fig. 1-2 are schematic diagrams of a rotary near-eye display optical device according to a preferred embodiment of the present invention;
FIGS. 3-5 are schematic views of the display module according to the preferred embodiment of the present invention;
the above reference numerals denote descriptions:
the display device comprises a display unit (1), a pixel module (10), a rotating shaft (2), a lens component (3) and a compensation component (4).
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
A rotary near-eye display optical device, comprising:
the display assembly is used for displaying images and comprises at least one display unit 1, one end or the center of each display unit 1 is fixedly connected with a rotating shaft 2, and when more than one display unit 1 is arranged, the display units 1 are uniformly distributed around the rotating shaft 2;
and the lens component 3 is arranged on one side of the display component close to the user and used for magnifying the image, and the display component is positioned on the focal plane of the lens component 3.
As a preferred embodiment, the display unit 1 of the display assembly rotates around the rotation axis 2 at a high speed in an operating state, and because human eyes have a persistence of vision characteristic, the display assembly rotating at a high speed forms a circular display surface in the human eyes, so that the human eyes can simultaneously observe the light emitted by the display unit 1 of the display assembly and can also see the light of the external real environment through the display assembly, thereby realizing the near-to-eye display effect of augmented reality.
In an embodiment of the present invention, the display unit 1 is a strip structure, the rotation axis 2 is connected to one end of each display unit 1, when the display unit is multiple, each display unit 1 is uniformly distributed around the rotation axis 2. in another embodiment of the present invention, the display unit 1 can also be the center fixed connection rotation axis 2, and similarly, if the display unit 1 is multiple, each display unit 1 is still uniformly distributed around the circumference of the rotation axis 2.
The lens assembly 3 is used for magnifying the image displayed by the display assembly, and the display assembly is located on the focal plane of the lens assembly 3, so as to ensure that the circular display surface formed after the display unit 1 rotates around the rotating shaft 2 at a high speed is located on the focal plane, and therefore the lens assembly 3 can magnify the circular display surface. The user's eye sees the magnified display image through the lens assembly 3.
In the preferred embodiment of the present invention, the display unit 1 rotates around the rotation axis 2 to form a circular display surface, the display unit 1 includes a plurality of pixel modules 10, and the pixel modules 10 are distributed along the radial direction of the circular display surface.
Specifically, in the present embodiment, the pixel modules 10 are distributed radially along the circular display surface to form a pixel array, the pixel array may be a column or a plurality of columns side by side, and the pixel module 10 may be an LED display module, an LCD display module, an OLED display module, or another type of image display module.
In a preferred embodiment of the present invention, the near-to-eye display optical device further includes:
and the compensation assembly 4 is arranged on the side of the display assembly far away from the user and is used for correcting the distortion generated by the lens assembly 3.
Specifically, in this embodiment, because the external environment that user's eyes observed through lens assembly 3 can produce the distortion, consequently need additionally to set up a compensation subassembly 4 and compensate, compensation subassembly 4 sets up in the one side that display element kept away from the user to come to rectify aberrations such as distortion that people's eyes produced when observing external real environment through lens assembly 3, further promote user's use and experience.
In the preferred embodiment of the present invention, the color and brightness displayed by each pixel module 10 can be independently adjusted.
Specifically, in the present embodiment, the color and the brightness displayed by each pixel module 10 can be independently adjusted, and the corresponding pattern is formed by independently controlling the light emission of different pixel modules 10.
In the preferred embodiment of the present invention, the number of the display units 1 is 1, 2, or 3.
Specifically, in this embodiment, the number of the display units 1 is preferably one, two, or three, and the number of the display units 1 is not too large, so as not to affect the user to observe the external environment through the display module.
In a preferred embodiment of the present invention, the lens assembly 3 comprises a single lens, and/or a multi-lens combination, and/or a fresnel lens.
In the preferred embodiment of the present invention, the lens assembly 3 is movable in the direction of the optical axis to approach and move away from the user.
Specifically, in this embodiment, the position of the lens assembly 3 can be moved back and forth along the optical axis of the lens assembly 3, so that the near-to-eye display optical device has the diopter adjusting function, can be adjusted and used by users with different eyesight, and improves the use experience of the users.
In the preferred embodiment of the present invention, the compensation assembly 4 is fixedly connected to the display assembly by means of adhesion.
Specifically, in the present embodiment, the compensation assembly 4 includes a compensation lens, and the compensation lens may be integrally attached to the display assembly.
The beneficial effects of the above technical scheme are that:
the utility model provides a rotation type near-to-eye display optical device for the user can see external true environment when watching the light that the display screen sent, reaches the effect that increases reality, can reduce optical device's thickness greatly simultaneously in structural design, realizes the frivolousization of device.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (9)
1. A rotary near-eye display optical device, comprising:
the display assembly comprises at least one display unit, one end or the center of each display unit is fixedly connected with a rotating shaft, and when the number of the display units is more than one, the display units are uniformly distributed around the rotating shaft;
and the lens component is arranged on one side of the display component close to the user, and the display component is positioned on the focal plane of the lens component.
2. The rotary near-eye display optical device of claim 1, wherein the display unit rotates around the rotation axis to form a circular display surface, the display unit comprising a plurality of pixel modules, the pixel modules being distributed along a radial direction of the circular display surface.
3. The rotary near-eye display optics of claim 1 further comprising:
and the compensation component is arranged on one side of the display component, which is far away from the user.
4. The rotary near-eye display optical device of claim 2, wherein the color and brightness displayed by each of the pixel modules is independently adjustable.
5. The rotary near-eye display optical device of claim 1, wherein the display units are 1, or 2, or 3.
6. The rotary near-eye display optical device of claim 1, wherein the lens assembly comprises a single lens, and/or a multi-lens combination, and/or a fresnel lens.
7. The rotary near-eye display optics of claim 1 wherein the lens assembly is movable in an optical axis direction to approach and move away from the user.
8. The rotating near-eye display optical device of claim 3, wherein the compensation component is fixedly connected to the display component by way of gluing.
9. The rotary near-eye display optical device of claim 1, wherein the optical power of the lens assembly is positive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021254854.XU CN212781493U (en) | 2020-07-01 | 2020-07-01 | Rotary near-to-eye display optical device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021254854.XU CN212781493U (en) | 2020-07-01 | 2020-07-01 | Rotary near-to-eye display optical device |
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| CN212781493U true CN212781493U (en) | 2021-03-23 |
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| CN202021254854.XU Active CN212781493U (en) | 2020-07-01 | 2020-07-01 | Rotary near-to-eye display optical device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113960797A (en) * | 2021-10-29 | 2022-01-21 | 歌尔光学科技有限公司 | Head-mounted display device |
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2020
- 2020-07-01 CN CN202021254854.XU patent/CN212781493U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113960797A (en) * | 2021-10-29 | 2022-01-21 | 歌尔光学科技有限公司 | Head-mounted display device |
| WO2023071742A1 (en) * | 2021-10-29 | 2023-05-04 | 歌尔科技有限公司 | Head-mounted display apparatus |
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