CN101285936A - Binocular near-eye display system - Google Patents
Binocular near-eye display system Download PDFInfo
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- CN101285936A CN101285936A CNA2008103018124A CN200810301812A CN101285936A CN 101285936 A CN101285936 A CN 101285936A CN A2008103018124 A CNA2008103018124 A CN A2008103018124A CN 200810301812 A CN200810301812 A CN 200810301812A CN 101285936 A CN101285936 A CN 101285936A
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- eyepiece
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Abstract
The invention relates to an optical display, in particular to a binocular NTE display system. The invention discloses a binocular NTE display system which can realize binocular watching by only one microdisplay. The invention adopts the technical proposal that: the binocular NTE display system comprises the microdisplay, an optical splitting system, a left eye ocular system and a right eye ocular system; and the optical splitting system splits the light emitted by the microdisplay into two paths to respectively enter in the left eye ocular system and the right eye ocular system. The binocular NTE display system has a simple structure, reduces the cost, solves the problem that the left eye and the right eye of the binocular NTE display system in the prior art are not easy to align for imaging, and is suitable for various NTE display.
Description
Technical field
The present invention relates to a kind of optical display, particularly a kind of binocular near-eye display system.
Background technology
Nearly eye demonstration claims the helmet to show again, is a kind of mode of utilizing optical lens to realize the virtual demonstration of large-screen image.Near-eye display system generally comprises micro-display device, system light path and eyepiece etc.Its principle of work is: the light that micro-display device sends forms virtual image by eyepiece after handling through system light path.Nearly eye demonstration is divided into the monocular demonstration and binocular shows, monocular shows to have only a micro-display device, and monocular is watched; Binocular shows two micro-display devices, and binocular is watched.Binocular near-eye display system of the prior art is made of left eye, two light paths of right eye, and the light that each light path respectively has a micro-display device to send enters eyes by eyepiece, virtual amplification imaging.Because left eye, right eye are two separate optical paths, so coupling between the two is extremely important, micro-display device image synchronization, the picture quality that should guarantee left eye and right eye are consistent, will guarantee that also the optical system of left eye and right eye is consistent, parallel, stable, the aligning in locus each other.If the optical system of left eye, right eye is inconsistent, can cause the imaging effect of left eye, right eye to create a difference, focusing force, the focus direction of left and right sides eyeball are inconsistent, can make eyes produce visual fatigue, even affect one's power of vision, and system adopts two micro-display devices, cost height.
Summary of the invention
Technical matters to be solved by this invention is: provide a kind of and only realize the binocular near-eye display system that binocular is watched with a micro-display device, this system cost is low, simple in structure.
The technical scheme that the present invention solves the problems of the technologies described above employing is: binocular near-eye display system, comprise a micro-display device, left eye eyepiece system and right eye eyepiece system, and also comprise a beam splitting system; Described beam splitting system is divided into two-way with the light that micro-display device sends, and enters left eye eyepiece system and right eye eyepiece system respectively.
Described beam splitting system is X-shaped polarization spectro plane of reflection mirror or X-shaped polarization spectro reflecting prism or rotary polarization spectro catoptron.
Described left eye eyepiece system and right eye eyepiece system are made of eyepiece.
Described left eye eyepiece system and right eye eyepiece system are made of catoptron.
Described left eye eyepiece system and right eye eyepiece system are constituted by catoptron and eyepiece.
Described catoptron is plane mirror or spherical reflector or free-form surface mirror.
The invention has the beneficial effects as follows: this system only adopts a micro-display device, greatly reduces cost, has also simplified the structure of system simultaneously, and the right and left eyes that has also solved binocular near-eye display system of the prior art is difficult to be aligned to the problem of picture.
Description of drawings
Fig. 1 is the structural representation of embodiments of the invention 1;
Fig. 2 is the structural representation of embodiments of the invention 2;
Fig. 3 is the structural representation of embodiments of the invention 3;
Fig. 4 is the structural representation of embodiments of the invention 4;
Fig. 5 is the structural representation of embodiments of the invention 5;
Fig. 6 is the structural representation of embodiments of the invention 6;
Fig. 7 is the structural representation of embodiments of the invention 7;
Fig. 8 is the structural representation of embodiments of the invention 8;
Fig. 9 is the structural representation of embodiments of the invention 9;
Figure 10 is the structural representation of embodiments of the invention 10;
Figure 11 is the structural representation of embodiments of the invention 11;
Figure 12 is the structural representation of embodiments of the invention 12.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
The present invention is with respect to prior art, only utilized a micro-display device just to realize that binocular watches, and reduced cost and simple in structure.And owing to only adopt a micro-display device not have the optical match problem, solved the problem that the right and left eyes of binocular near-eye display system in the prior art is difficult to be aligned to picture.
Binocular near-eye display system among the present invention comprises a micro-display device, a beam splitting system, two eyepiece systems.The eyepiece system here can be constituted by reflecting system and eyepiece system, also can be independent reflective eyepiece system.Micro-display device can be selected nonpolarized light micro-display device (as OLED/PLED/DMD etc.) or polarized light micro-display device (as LCD/LCOS/GLV etc.).The optical material of whole binocular near-eye display system can adopt glass also can adopt mixing of plastics or glass and plastics, and its each optical surface can adopt plane or sphere or free form surface.Principle of work of the present invention is: image light sends from micro-display device, image light is divided into left eye and right eye two-way light through beam splitting system, by eyepiece system the light path of left eye and right eye is incorporated into eyes then.
Embodiment 1:
As shown in Figure 1, the binocular near-eye display system in this example comprises micro-display device 1, catoptron 2, catoptron 3, X-shaped polarization spectro plane of reflection mirror 4, left eye eyepiece 5 and right eye eyepiece 6.Catoptron 3 and left eye eyepiece 5 have constituted the left eye eyepiece system, and catoptron 2 and right eye eyepiece 6 have constituted the right eye eyepiece system.
Its principle of work is: after light process X-shaped polarization spectro plane of reflection mirror 4 beam split that micro-display device 1 sends, reflex to left eye eyepiece 5 and right eye eyepiece 6 through catoptron 2 and catoptron 3 again, enter into left eye and right eye then respectively.
What the micro-display device in this example adopted is the nonpolarized light micro-display device, the only natural light that sends, and what beam splitting system adopted is X-shaped polarization spectro catoptron, what catoptron adopted is plane mirror.
Embodiment 2:
As shown in Figure 2, the binocular near-eye display system in this example comprises micro-display device 1, polarization spectro reflecting prism 2, polarization spectro reflecting prism 3, left eye eyepiece 5 and right eye eyepiece 6.Here, polarization spectro reflecting prism 2 and polarization spectro reflecting prism 3 are combined into X-shaped polarization spectro reflecting prism 4 and have constituted beam splitting system, simultaneously, polarization spectro reflecting prism 3 and left eye eyepiece 5 have constituted the left eye eyepiece system, and polarization spectro reflecting prism 2 and right eye eyepiece 6 have constituted the right eye eyepiece system.
Its principle of work is: after light process polarization spectro reflecting prism 2,3 beam split that micro-display device 1 sends, reflex to left eye eyepiece 5 and right eye eyepiece 6 again, enter into left eye and right eye then respectively.
What the micro-display device in this example adopted is the nonpolarized light micro-display device, and the light that sends is natural light, and what beam splitting system adopted is the polarization spectro reflecting prism.
Embodiment 3:
As shown in Figure 3, the binocular near-eye display system in this example comprises micro-display device 1, curved reflector 2, curved reflector 3, X-shaped polarization spectro plane of reflection mirror 4.
Its principle of work is: after light process X-shaped polarization spectro plane of reflection mirror 4 beam split that micro-display device 1 sends, through curved reflector 2, curved reflector 3 reflections, enter into then on the entrance pupil of left eye and right eye again.Here curved reflector 2,3 has played the effect of eyepiece, has constituted left eye eyepiece system and right eye eyepiece system.
What the micro-display device in this example adopted is the nonpolarized light micro-display device, and the light that sends is natural light, and what beam splitting system adopted is X-shaped polarization spectro plane of reflection mirror.
Embodiment 4:
As shown in Figure 4, binocular near-eye display system in this example comprises micro-display device 1, many curved surfaces polarization spectro reflecting prism 2 and many curved surfaces polarization spectro reflecting prism 3, many curved surfaces polarization spectro reflecting prism 2,3 is combined into X-shaped polarization spectro reflecting prism 4, has constituted beam splitting system.
Its principle of work is: the light that micro-display device 1 sends enters on the entrance pupil of left eye and right eye after the beam split of too much curved surface polarization spectro reflecting prism 2, many curved surfaces polarization spectro reflecting prism 3, reflection.Here, many curved surfaces polarization spectro reflecting prism 2,3 has played the effect of eyepiece, has constituted left eye eyepiece system and right eye eyepiece system.
What the micro-display device in this example adopted is the nonpolarized light micro-display device, and the light that sends is natural light, and many curved surfaces polarization spectro reflecting prism 2,3 is combined into X-shaped polarization spectro reflecting prism, has constituted beam splitting system.
Embodiment 5:
As shown in Figure 5, the binocular near-eye display system in this example comprises micro-display device 1, curved reflector 2, curved reflector 3, X-shaped polarization spectro plane of reflection mirror 4, left eye eyepiece 5 and right eye eyepiece 6.Here, curved reflector 3 and left eye eyepiece 5 have constituted the left eye eyepiece system, and curved reflector 2 and right eye eyepiece 6 have constituted the right eye eyepiece system.
Its principle of work is: after light process X-shaped polarization spectro plane of reflection mirror 4 beam split that micro-display device 1 sends, reflex to left eye eyepiece 5 and right eye eyepiece 6 through curved reflector 2, curved reflector 3 again, enter into left eye and right eye then.
What the micro-display device in this example adopted is the nonpolarized light micro-display device, and the light that sends is natural light, and what beam splitting system adopted is X-shaped polarization spectro plane of reflection mirror, and curved reflector 2,3 has played the effect of part eyepiece.
Embodiment 6:
As shown in Figure 6, the binocular near-eye display system in this example comprises micro-display device 1, many curved surfaces polarization spectro reflecting prism 2, many curved surfaces polarization spectro reflecting prism 3, left eye eyepiece 5 and right eye eyepiece 6.Here, many curved surfaces polarization spectro reflecting prism 2,3 is combined into X-shaped polarization spectro reflecting prism 4, constituted beam splitting system, many curved surfaces polarization spectro reflecting prism 3 and left eye eyepiece 5 have constituted the left eye eyepiece system, and many curved surfaces polarization spectro reflecting prism 2 and right eye eyepiece 6 have constituted the right eye eyepiece system.
Its principle of work is: the light that micro-display device 1 sends reflexes to left eye eyepiece 5 and right eye eyepiece 6 again through too much curved surface polarization spectro reflecting prism 2,3 beam split, enters into left eye and right eye then.
What the micro-display device in this example adopted is the nonpolarized light micro-display device, and the light that sends is natural light, and many curved surfaces polarization spectro reflecting prism 2,3 has constituted beam splitting system.
Embodiment 7:
As shown in Figure 7, the binocular near-eye display system in this example comprises micro-display device 1, plane mirror 2, plane mirror 3, X-shaped polarization spectro reflecting prism 4, left eye eyepiece 5 and right eye eyepiece 6.Here, plane mirror 3 and left eye eyepiece 5 have constituted the left eye eyepiece system, and plane mirror 2 and right eye eyepiece 6 have constituted the right eye eyepiece system.
Its principle of work is: after light process X-shaped polarization spectro reflecting prism 4 beam split that micro-display device 1 sends, reflex to left eye eyepiece 5 and right eye eyepiece 6 through plane mirror 2, plane mirror 3 again, enter into left eye and right eye then.
What the micro-display device in this example adopted is the nonpolarized light micro-display device, and the light that sends is natural light, and what beam splitting system adopted is X-shaped polarization spectro reflecting prism.
Embodiment 8:
As shown in Figure 8, the binocular near-eye display system in this example comprises micro-display device 1, curved reflector 2, curved reflector 3 and X-shaped polarization spectro reflecting prism 4.
Its principle of work is: after light process X-shaped polarization spectro reflecting prism 4 beam split that micro-display device 1 sends, reflex to left eye and right eye through curved reflector 2 and curved reflector 3 again.
What the micro-display device in this example adopted is the nonpolarized light micro-display device, and the light that sends is natural light, and what beam splitting system adopted is X-shaped polarization spectro reflecting prism.Curved reflector 2, curved reflector 3 have played the effect of eyepiece, have constituted left eye eyepiece system and right eye eyepiece system.
Embodiment 9:
As shown in Figure 9, binocular near-eye display system in this example comprises micro-display device 1, curved reflector 2, curved reflector 3, rotary polarization spectro catoptron 4, left eye eyepiece 5 and right eye eyepiece 6, curved reflector 3 and left eye eyepiece 5 have constituted the left eye eyepiece system, and curved reflector 2 and right eye eyepiece 6 have constituted the right eye eyepiece system.
Its principle of work is: the light that micro-display device 1 sends reflexes to left eye eyepiece 5 and right eye eyepiece 6 through curved reflector 2 and curved reflector 3 again through after rotary polarization spectro catoptron 4 beam split, enters left eye and right eye at last.
What the micro-display device in this example adopted is the polarized light micro-display device, and the light that sends is polarized light, and what beam splitting system adopted is rotary polarization spectro catoptron.Curved reflector 2, curved reflector 3 have played the effect of part eyepiece.
Embodiment 10:
As shown in figure 10, binocular near-eye display system in this example comprises micro-display device 1, curved reflector 2, curved reflector 3, X-shaped polarization spectro reflecting prism 4, left eye eyepiece 5 and right eye eyepiece 6, curved reflector 3 and left eye eyepiece 5 have constituted the left eye eyepiece system, and curved reflector 2 and right eye eyepiece 6 have constituted the right eye eyepiece system.
Its principle of work is: after light process X-shaped polarization spectro reflecting prism 4 beam split that micro-display device 1 sends, reflex to left eye eyepiece 5 and right eye eyepiece 6 through curved reflector 2 and curved reflector 3 again, enter left eye and right eye at last.
What the micro-display device in this example adopted is the polarized light micro-display device, and the light that sends is polarized light, and what beam splitting system adopted is X-shaped polarization spectro reflecting prism.Curved reflector 2, curved reflector 3 have played the effect of part eyepiece.
Embodiment 11:
As shown in figure 11, binocular near-eye display system in this example comprises micro-display device 1, plane mirror 2, plane mirror 3, rotary polarization spectro catoptron 4, left eye eyepiece 5 and right eye eyepiece 6, plane mirror 3 and left eye eyepiece 5 have constituted the left eye eyepiece system, and plane mirror 2 and right eye eyepiece 6 have constituted the right eye eyepiece system.
Its principle of work is: the light that micro-display device 1 sends reflexes to left eye eyepiece 5 and right eye eyepiece 6 through plane mirror 2 and plane mirror 3 again through after rotary polarization spectro catoptron 4 beam split, enters left eye and right eye at last.
What the micro-display device in this example adopted is the polarized light micro-display device, and the light that sends is polarized light, and what beam splitting system adopted is rotary polarization spectro catoptron.
Embodiment 12:
As shown in figure 12, the binocular near-eye display system in this example comprises micro-display device 1, curved reflector 2, curved reflector 3 and rotary polarization spectro catoptron 4.
Its principle of work is: the light that micro-display device 1 sends enters left eye and right eye through curved reflector 2 and curved reflector 3 reflections again through after rotary polarization spectro catoptron 4 beam split.
What the micro-display device in this example adopted is the polarized light micro-display device, the light that sends is polarized light, what beam splitting system adopted is rotary polarization spectro catoptron, and curved reflector 2, curved reflector 3 have played the effect of eyepiece, have constituted left eye eyepiece system and right eye eyepiece system.
Claims (8)
1. binocular near-eye display system comprises a micro-display device, left eye eyepiece system and right eye eyepiece system, it is characterized in that: also comprise a beam splitting system; Described beam splitting system is divided into two-way with the light that micro-display device sends, and enters left eye eyepiece system and right eye eyepiece system respectively.
2. binocular near-eye display system as claimed in claim 1 is characterized in that: described beam splitting system is an X-shaped polarization spectro plane of reflection mirror.
3. binocular near-eye display system as claimed in claim 1 is characterized in that: described beam splitting system is an X-shaped polarization spectro reflecting prism.
4. binocular near-eye display system as claimed in claim 1 is characterized in that: described beam splitting system is rotary polarization spectro catoptron.
5. as any described binocular near-eye display system in the claim 1 to 4, it is characterized in that: described left eye eyepiece system and right eye eyepiece system are made of catoptron.
6. binocular near-eye display system as claimed in claim 5 is characterized in that: described catoptron is plane mirror or spherical reflector or free-form surface mirror.
7. as any described binocular near-eye display system in the claim 1 to 4, it is characterized in that: described left eye eyepiece system and right eye eyepiece system are constituted by catoptron and eyepiece.
8. binocular near-eye display system as claimed in claim 7 is characterized in that: described catoptron is plane mirror or spherical reflector or free-form surface mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008103018124A CN101285936A (en) | 2008-05-29 | 2008-05-29 | Binocular near-eye display system |
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| CNA2008103018124A CN101285936A (en) | 2008-05-29 | 2008-05-29 | Binocular near-eye display system |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652432A (en) * | 2014-11-25 | 2016-06-08 | 河南平原光电有限公司 | Eye-distance-adjusting-free optical structure of binocular observation ocular lens |
| CN105700148A (en) * | 2016-04-18 | 2016-06-22 | 京东方科技集团股份有限公司 | Optical device and wearable device |
| CN105700145A (en) * | 2016-03-04 | 2016-06-22 | 深圳超多维光电子有限公司 | Head-mounted image display device |
| CN105700144A (en) * | 2016-03-04 | 2016-06-22 | 深圳超多维光电子有限公司 | Head-mounted image display device |
| CN106908953A (en) * | 2017-03-28 | 2017-06-30 | 陈超平 | A kind of binocular near-eye display device of integrated vision correction |
| US9829716B1 (en) | 2016-05-25 | 2017-11-28 | Delta Electronics, Inc. | Head mounted display |
| WO2019119258A1 (en) * | 2017-12-19 | 2019-06-27 | 深圳市柔宇科技有限公司 | Optical system and near-eye display device |
| US10488664B2 (en) | 2017-02-16 | 2019-11-26 | Delta Electronics, Inc. | Head mounted display |
| US10506223B2 (en) | 2016-06-12 | 2019-12-10 | Superd Technology Co., Ltd. | Method, apparatus, and device for realizing virtual stereoscopic scene |
| CN110596898A (en) * | 2019-09-29 | 2019-12-20 | 深圳纳德光学有限公司 | One-screen binocular head-mounted display optical system and equipment |
| CN111474717A (en) * | 2020-05-05 | 2020-07-31 | 谷东科技有限公司 | Binocular near-eye display device and augmented reality display equipment |
| CN114153073A (en) * | 2021-11-29 | 2022-03-08 | 谷东科技有限公司 | Binocular near-to-eye display device based on single optical machine and augmented reality display equipment |
-
2008
- 2008-05-29 CN CNA2008103018124A patent/CN101285936A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652432A (en) * | 2014-11-25 | 2016-06-08 | 河南平原光电有限公司 | Eye-distance-adjusting-free optical structure of binocular observation ocular lens |
| CN105700145A (en) * | 2016-03-04 | 2016-06-22 | 深圳超多维光电子有限公司 | Head-mounted image display device |
| CN105700144A (en) * | 2016-03-04 | 2016-06-22 | 深圳超多维光电子有限公司 | Head-mounted image display device |
| CN105700148A (en) * | 2016-04-18 | 2016-06-22 | 京东方科技集团股份有限公司 | Optical device and wearable device |
| US9829716B1 (en) | 2016-05-25 | 2017-11-28 | Delta Electronics, Inc. | Head mounted display |
| US10506223B2 (en) | 2016-06-12 | 2019-12-10 | Superd Technology Co., Ltd. | Method, apparatus, and device for realizing virtual stereoscopic scene |
| US10488664B2 (en) | 2017-02-16 | 2019-11-26 | Delta Electronics, Inc. | Head mounted display |
| CN106908953A (en) * | 2017-03-28 | 2017-06-30 | 陈超平 | A kind of binocular near-eye display device of integrated vision correction |
| WO2019119258A1 (en) * | 2017-12-19 | 2019-06-27 | 深圳市柔宇科技有限公司 | Optical system and near-eye display device |
| CN111433656A (en) * | 2017-12-19 | 2020-07-17 | 深圳市柔宇科技有限公司 | Optical system and near-to-eye display device |
| CN110596898A (en) * | 2019-09-29 | 2019-12-20 | 深圳纳德光学有限公司 | One-screen binocular head-mounted display optical system and equipment |
| CN110596898B (en) * | 2019-09-29 | 2024-03-12 | 深圳纳德光学有限公司 | One-screen binocular head-mounted display optical system and device |
| CN111474717A (en) * | 2020-05-05 | 2020-07-31 | 谷东科技有限公司 | Binocular near-eye display device and augmented reality display equipment |
| CN114153073A (en) * | 2021-11-29 | 2022-03-08 | 谷东科技有限公司 | Binocular near-to-eye display device based on single optical machine and augmented reality display equipment |
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