CN108333741A - A kind of VR equipment - Google Patents
A kind of VR equipment Download PDFInfo
- Publication number
- CN108333741A CN108333741A CN201810084743.XA CN201810084743A CN108333741A CN 108333741 A CN108333741 A CN 108333741A CN 201810084743 A CN201810084743 A CN 201810084743A CN 108333741 A CN108333741 A CN 108333741A
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- eyepiece
- equipment
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- image
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- 230000000007 visual effect Effects 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims description 10
- 210000001747 pupil Anatomy 0.000 claims description 2
- 238000003384 imaging method Methods 0.000 abstract description 11
- 239000002699 waste material Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B25/00—Eyepieces; Magnifying glasses
- G02B25/001—Eyepieces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0172—Head mounted characterised by optical features
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Abstract
An embodiment of the present invention provides a kind of Virtual Reality equipment, above-mentioned VR equipment is internally provided with goggle structure, and goggle structure includes preset quantity eyepiece, and eyepiece is eyepiece of the field angle within the scope of predetermined angle, preset quantity eyepiece is in same level, and entrance pupil center having the same.The light that VR equipment can reflect the image in the visual field scope of each eyepiece, is refracted to entrance pupil center.I.e. user can watch the image in the visual field scope of each eyepiece by VR equipment.As it can be seen that the VR equipment of the embodiment of the present invention can make user watch the image in larger field angular region, and the problem that imaging resolution caused by correcting algorithm can be avoided low, and then improve the image quality of VR equipment.
Description
Technical field
The present invention relates to technical field of virtual reality, more particularly to a kind of VR equipment.
Background technology
The inside of VR (Virtual Reality, virtual reality) equipment would generally be provided with eyepiece, which, which has, fixes
Entrance pupil center, entrance pupil center be the eyepiece present image position center, entrance pupil center be generally arranged at wear VR equipment
User ocular vicinity.However, due to the limitation of manufacture craft, the distortion that the eyepiece with big field angle is imaged is larger, and
The smaller eyepiece of image deformation cannot meet requirement of the VR equipment to big field angle again.In the prior art, in order to meet VR equipment
Big field angle requirement, generally use have big field angle eyepiece be imaged, then according to correcting algorithm to imaging
Distortion is corrected.
However, inventor has found in the implementation of the present invention, at least there are the following problems for the prior art：
In the prior art, when being corrected to the distortion of imaging according to correcting algorithm, the resolution ratio of imaging can be reduced, in turn
VR equipment is caused to be imaged of poor quality.
Invention content
The embodiment of the present invention is designed to provide a kind of VR equipment, with the image quality of the VR equipment of raising.Specific skill
Art scheme is as follows：
In order to achieve the above object, the embodiment of the invention discloses a kind of VR equipment, the VR equipment is internally provided with mesh
Mirror structure, the goggle structure include preset quantity eyepiece, and the eyepiece is eyepiece of the field angle within the scope of predetermined angle,
The preset quantity eyepiece is in same level, and entrance pupil center having the same.
Optionally, the angle of the central shaft per two adjacent eyepieces is identical.
Optionally, the preset quantity eyepiece field angle having the same.
Optionally, it is integrated close to the preset quantity eyeglass at the entrance pupil center in the preset quantity eyepiece.
Optionally, the VR equipment further includes display screen and shell, and the display screen is located at the entrance pupil center
The both sides of the goggle structure.
Optionally, in the VR equipment running process, the preset quantity eyepiece receives what the display screen was sent out
Light, and the light received is pooled to the entrance pupil center.
A kind of VR equipment provided in an embodiment of the present invention is internally provided with goggle structure, and goggle structure includes preset quantity
Eyepiece, eyepiece are eyepiece of the field angle within the scope of predetermined angle, and preset quantity eyepiece is in same level, and has phase
Same entrance pupil center.The light that VR equipment can reflect the image in the visual field scope of each eyepiece, is refracted to entrance pupil center.
User can watch the image in the visual field scope of each eyepiece by VR equipment.As it can be seen that the VR equipment of the embodiment of the present invention
User can be made to watch the image in larger field angular region, and imaging resolution caused by correcting algorithm can be avoided low
Problem, and then improve the image quality of VR equipment.
Certainly, it implements any of the products of the present invention or method must be not necessarily required to reach all the above excellent simultaneously
Point.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described.
Fig. 1 is a kind of structure top view of VR equipment provided in an embodiment of the present invention；
Fig. 2 is a kind of structure chart of eyepiece provided in an embodiment of the present invention；
Fig. 3 is a kind of structure chart of complex optics provided in an embodiment of the present invention；
Fig. 4 is the structure top view of second of VR equipment provided in an embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention is described.
In the prior art, there is VR equipment generally use the eyepiece of big field angle to be imaged, then according to correcting algorithm
The distortion of imaging is corrected.However when the distortion to imaging is corrected, the resolution ratio of imaging can be reduced, and then cause
VR equipment is imaged of poor quality.
To solve the above-mentioned problems, an embodiment of the present invention provides a kind of VR equipment, VR equipment can be by internal each eyepiece
Visual field scope in image reflection light, be refracted to entrance pupil center.User can watch each eyepiece by VR equipment
Visual field scope in image.As it can be seen that the VR equipment of the embodiment of the present invention can make user watch larger field angular region
Interior image, and the problem that imaging resolution caused by correcting algorithm can be avoided low, and then improve the image quality of VR equipment.
Referring to Fig. 1, Fig. 1 is a kind of structure top view of VR equipment provided in an embodiment of the present invention.
Wherein, goggle structure can be provided with inside VR equipment, goggle structure includes preset quantity eyepiece.In order to reduce
The smaller eyepiece of field angle usually may be used in the distortion of imaging, for example, field angle be 45 degree eyepiece, field angle be 60 degree
Eyepiece.Technical staff can determine used eyepiece according to the imaging requirements of VR equipment.Preset quantity can be according to default
The field angle of the VR equipment and the field angle of eyepiece determine, can specifically, when the field angle of preset quantity eyepiece is identical
With with the field angle of the field angle of the preset VR equipment divided by eyepiece, according to except quotient determine the quantity of eyepiece.It is exemplary
, the field angle of preset VR equipment is 120 degree, uses field angle for 60 degree of eyepiece, then preset quantity can be 2, alternatively,
The field angle of preset VR equipment is 120 degree, uses field angle for 45 degree of eyepiece, then preset quantity can be 3.It is above-mentioned default
Quantity eyepiece is in same level, and entrance pupil center having the same.In addition, the field angle of preset quantity eyepiece also may be used
To differ, the summation of the field angle of each eyepiece is only needed to be more than or equal to the field angle of preset VR equipment.
In the present embodiment, preset quantity can be 3.Referring to Fig. 1, the goggle structure inside VR equipment includes：First eyepiece
101, the second eyepiece 102, third eyepiece 103.First eyepiece 101, the second eyepiece 102 and third eyepiece 103 are in same level
Face, entrance pupil center 104 having the same.Entrance pupil center 104 is the center for the position that image is presented in the VR equipment, is usually located at pendant
Wear the ocular vicinity of the user of VR equipment.The field angle of first eyepiece 101, the second eyepiece 102 and third eyepiece 103 can phase
It together, can not also be identical.The light that first eyepiece 101 can reflect the image in the visual field scope of the eyepiece, is refracted to
Entrance pupil center 104, so that the user for wearing VR equipment watches the visual field scope of the first eyepiece 101 by the first eyepiece 101
Interior image；The light that second eyepiece 102 can reflect the image in the visual field scope of the eyepiece, is refracted to entrance pupil center
104, so that the user for wearing VR equipment watches the figure in the visual field scope of the second eyepiece 102 by the second eyepiece 102
Picture；The light that third eyepiece 103 can reflect the image in the visual field scope of the eyepiece, is refracted to entrance pupil center 104, with
So that the user of wearing VR equipment is passed through third eyepiece 103, watches the image in the visual field scope of third eyepiece 103.VR is set
The standby light that image in the visual field scope of first eyepiece 101, the second eyepiece 102 and third eyepiece 103 can be reflected, folding
It is mapped to entrance pupil center 104.Since the first eyepiece 101, the second eyepiece 102 and third eyepiece 103 are in same level, and first
The field angle of eyepiece 101, the second eyepiece 102 and third eyepiece 103 is smaller, that is, the distortion being imaged is smaller, and therefore, user passes through this
VR equipment can watch the image in the visual field scope of the first eyepiece 101, the second eyepiece 102 and third eyepiece 103, and see
The distortion for the image seen is smaller.
Display screen can be provided with inside the VR equipment, display screen is located at the both sides of goggle structure with entrance pupil center,
The user for wearing VR equipment can watch the image of the display screen display of VR equipment by goggle structure；Other can also be had
There is the electronic equipment (such as smart mobile phone) of display screen to place with inside VR equipment, goggle structure is located at entrance pupil center
Both sides, the user for wearing VR equipment can watch the image of the display screen display of electronic equipment by goggle structure.
Furthermore it is possible to according to the field angle of the field angle and each eyepiece of preset VR equipment, determine per adjacent two
The angle of the central shaft of eyepiece.Illustratively, the field angle of preset VR equipment is 120 degree, and the field angle of the first eyepiece 101 is
40 degree, the field angle of the second eyepiece 102 is 40 degree, and the field angle of third eyepiece 103 is 50 degree.As can be seen that passing through the first mesh
Mirror 101, the second eyepiece 102 and 103 available maximum field of view angle of third eyepiece are 40 degree of+40+50=130 degree of degree of degree, and
The field angle of presetting VR equipment is 120 degree, therefore, the field angle intersection of 130 degree of -120=10 degree of degree can be arranged.
Specifically, the intersection of 2 degree and 8 degree of field angle can be respectively set, be arranged the first eyepiece 101 and the second eyepiece 102 it
Between there are 2 degree of field angle intersections, i.e. the angle of the central shaft of the first eyepiece 101 and the second eyepiece 102 is (40 degree+40
Degree)/degree=38 degree 2-2, there are 8 degree of field angle intersection between the second eyepiece 102 of setting and third eyepiece 103, i.e., the
The angle of two eyepieces 102 and the central shaft of third eyepiece 103 is (40 degree of+50 degree)/degree=37 degree 2-8；4 can also be respectively set
Degree and 6 degree of field angle intersection, can be arranged between the first eyepiece 101 and the second eyepiece 102 that there are 8 degree of field angle weights
Part is closed, i.e. the angle of the central shaft of the first eyepiece 101 and the second eyepiece 102 is (40 degree of+40 degree)/degree=36 degree 2-4, setting
There are 6 degree of field angle intersections, i.e. the second eyepiece 102 and third eyepiece between second eyepiece 102 and third eyepiece 103
The angle of 103 central shaft is (40 degree of+50 degree)/degree=39 degree 2-6.Degree of the present patent application to above-mentioned field angle intersection
It counts and is not limited, need to only ensure that the overall angle of visual field of goggle structure is greater than or equal to the field angle of preset VR equipment i.e.
It can.
Referring to Fig. 2, Fig. 2 is a kind of structure chart of eyepiece provided in an embodiment of the present invention, which can be that VR is set in Fig. 1
Any eyepiece in standby goggle structure, eyepiece include：
Eyeglass 201, eyeglass 202 and eyeglass 203, wherein eyeglass 201 can be by the image in the visual field scope of the eyepiece
The light of reflection is refracted to eyeglass 202.Eyeglass 201 can be convex lens, and horizontal field of view angle is identical with vertical field of view angle, and
The manufacture craft of itself determines by eyeglass 201 for horizontal field of view angle and vertical field of view angle.Eyeglass 202 can be convex lens, can incite somebody to action
The light refraction that eyeglass 201 reflects is to eyeglass 203.Entrance pupil of the light refraction that eyeglass 203 can reflect eyeglass 202 to left side
Center 204.Eyeglass 202 usually has the function of eliminating aberration.Eyeglass 203 can be square, to improve the viewing body of user
It tests.
Optionally, the angle of the central shaft per two adjacent eyepieces is identical.
In force, for the VR equipment in Fig. 1,3.5 degree and 7.5 degree of field angle intersection can be respectively set,
It is arranged between the first eyepiece 101 and the second eyepiece 102 that there are 5 degree of field angle intersections, i.e. the first eyepiece 101 and the second mesh
The angle of the central shaft of mirror 102 is (40 degree of+40 degree)/degree=37.5 degree 2-2.5, the second eyepiece of setting 102 and third eyepiece 103
Between there are 5 degree of field angle intersection, i.e. the second eyepiece 102 and the angle of the central shaft of third eyepiece 103 be (40 degree+
50 degree)/degree=37.5 degree 2-7.5.
As seen from the above, in embodiments of the present invention, the central shaft per two adjacent eyepieces in VR equipment can be set
Angle it is identical so that the arrangement of preset quantity eyepiece in VR equipment is symmetrical, improves user's viewing experience.
Optionally, VR equipment can also use eyepiece of the preset quantity with same field angle.
In force, in order to make user obtain better viewing experience, the preset quantity eyepiece that VR equipment uses can be with
It is the identical eyepiece of field angle.In general, the horizontal field of view angle of eyepiece is identical as vertical field of view angle.Illustratively, which can
To use three horizontal field of view angles for 60 degree, vertical field of view angle is also 60 degree of eyepiece so that the VR equipment is vertical with 60 degree
Look at rink corner straight, the maximum horizontal field angle of the VR equipment is 60 degree × 3=180 degree；Alternatively, three water may be used in the VR equipment
It is 45 degree to look squarely rink corner, and vertical field of view angle is also 45 degree of eyepiece so that the VR equipment has 45 degree of vertical field of view angle, the VR
The maximum horizontal field angle of equipment is 45 degree × 3=135 degree.Furthermore it is also possible to according to the height of the display screen for showing image
Degree and display screen determine the field angle of eyepiece at a distance from eyepiece.When the height of display screen is fixed, display screen and eyepiece
Apart from smaller, then need using the larger eyepiece of field angle；Display screen is bigger at a distance from eyepiece, then can use field angle compared with
Small eyepiece.Using the eyepiece at same field angle, it can ensure that user watches the vertical direction of display screen by each eyepiece
On complete image, and the waste at the vertical field of view angle of eyepiece will not be caused.Illustratively, VR equipment may be used field angle and be
40 degree of eyepiece 1, the eyepiece 2 that field angle is 40 degree and eyepiece 3 that field angle is 50 degree.After the height of display screen determines, if
According to 40 degree of field angle, eyepiece is determined at a distance from display screen, and it will cause the wastes at the vertical field of view angle of eyepiece 2；If
According to 50 degree of field angle, eyepiece is determined at a distance from display screen, then user can not watch display by eyepiece 1 and eyepiece 2
Complete image in the vertical direction of screen.
As seen from the above, in embodiments of the present invention, preset quantity, which may be used, in VR equipment has same field angle
Eyepiece can avoid the waste of the field angle of eyepiece, and can improve the viewing experience of user.
Optionally, it can be integrated close to the preset quantity eyeglass at entrance pupil center in preset quantity eyepiece.
Three eyeglasses nearest from entrance pupil center in first eyepiece 101, the second eyepiece 102 and third eyepiece 103 can be added
Work is at a complex optics.Referring to Fig. 3, Fig. 3 is a kind of structure chart of complex optics.
In force, complex optics 301 can be regarded as by the first sub- eyeglass 301A, the second sub- eyeglass 301B and the sub- mirror of third
Piece 301C compositions.Angle between the first sub- sub- eyeglass 301B of eyeglass 301A and second, can be according to the first sub- eyeglass 301A institutes
The angle of the central shaft of eyepiece belonging to the eyepiece of category and the second sub- eyeglass 301B determines, the second sub- eyeglass 301B and the sub- mirror of third
Angle between piece 301C, can be according to the eyepiece belonging to the second sub- eyeglass 301B and the eyepiece belonging to the sub- eyeglass 301C of third
The angle of central shaft determines.
As seen from the above, in embodiments of the present invention, close to the preset quantity at entrance pupil center in preset quantity eyepiece
What eyeglass can be integrated, goggle structure the space occupied inside VR equipment can be reduced, and goggle structure can be improved
Stability.Complex optics after processing is completed, can be directly in goggle structure according to the position of each sub- eyeglass in complex optics
Other eyeglasses are assembled, and need not be carried out angle debugging further according to the angle of the central shaft of two neighboring eyepiece, can be reduced
The difficulty of processing of VR equipment.
Optionally, VR equipment can also include display screen and shell, and display screen is located at goggle structure with entrance pupil center
Both sides.
Referring to Fig. 4, Fig. 4 is the structure top view of second of VR equipment provided in an embodiment of the present invention, including：
First eyepiece 401, the second eyepiece 402, third eyepiece 403, display screen 404 and shell 405.First eyepiece 401,
Two eyepieces 402 and third eyepiece 403 are in same level, entrance pupil center 406 having the same.Entrance pupil center 406 is the VR
The center of the position of image is presented in equipment, is usually located at the ocular vicinity for the user for wearing VR equipment.Display screen 404 is for showing
Image is only illustrated so that display screen 404 is curved surface as an example in the present embodiment, the practical shape to display screen 404 not into
Row limits.VR equipment can be connected with other electronic equipments, for example, the equipment such as smart mobile phone, Intelligent flat, with from electronic equipment
Image is obtained, and is shown on display screen 404；Storage unit can also be provided with inside VR equipment, for storing image, VR is set
It is standby to show the image that user specifies on display screen 404 according to the user's choice.Shell 405 is for fixing the first eyepiece
401, the second eyepiece 402, third eyepiece 403 and display screen 404.User passes through the first eyepiece 401, the second eyepiece 402, third mesh
Mirror 403 can watch the image of the different zones of the display of display screen 404 respectively.Illustratively, when VR equipment and smart mobile phone
When connection, user can select the scene of game for needing to experience, smart mobile phone that can correspond to scene of game on smart mobile phone
Virtual image be sent to VR equipment.The virtual image received can be included on display screen 404, so that handy by VR equipment
Family can watch above-mentioned virtual image by the first eyepiece 401, the second eyepiece 402, third eyepiece 403.
Preferably, the first eyepiece 401, the second eyepiece 402, third eyepiece 403 horizontal field of view angle be 45 degree, vertically regard
Rink corner is also 45 degree.Wherein, there are 5 degree of field angle intersections, i.e., between the first eyepiece 401 and the second eyepiece 402
The angle of the central shaft of one eyepiece 401 and the second eyepiece 402 is (45 degree+45 degree)/degree=40 degree 2-5, the second eyepiece 402 and the
There are 5 degree of field angle intersections, the i.e. angle of the second eyepiece 402 and the central shaft of third eyepiece 403 between three eyepieces 403
For (45 degree of+45 degree)/degree=40 degree 2-5.The VR equipment obtained according to above-mentioned parameter, can be such that user watches in horizontal direction
The image that image in 125 degree of visual field scopes, the image in vertical direction in 45 degree of visual field scopes, and user watch
Distortion is smaller.
Optionally, in VR equipment running process, preset quantity eyepiece can receive the light that display screen is sent out, and will
The light received is pooled to entrance pupil center.
In force, the preset quantity eyepiece of goggle structure can receive the light that display screen is sent out in VR equipment, and
Light is converged into entrance pupil center, so that the user for wearing the VR equipment can watch display screen display by goggle structure
Image.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Each embodiment in this specification is all made of relevant mode and describes, identical similar portion between each embodiment
Point just to refer each other, and each embodiment focuses on the differences from other embodiments.
Claims (6)
1. a kind of Virtual Reality equipment, which is characterized in that the VR equipment is internally provided with goggle structure, the goggle structure
Including preset quantity eyepiece, the eyepiece is eyepiece of the field angle within the scope of predetermined angle, the preset quantity eyepiece
In same level, and entrance pupil center having the same.
2. VR equipment according to claim 1, which is characterized in that the angle phase of the central shaft per two adjacent eyepieces
Together.
3. VR equipment according to claim 1, which is characterized in that the preset quantity eyepiece visual field having the same
Angle.
4. VR equipment according to claim 1, which is characterized in that in the preset quantity eyepiece in the entrance pupil
What the preset quantity eyeglass of the heart was integrated.
5. VR equipment according to claim 1, which is characterized in that the VR equipment further includes display screen and shell, described
Display screen is located at the both sides of the goggle structure with the entrance pupil center.
6. VR equipment according to claim 5, which is characterized in that in the VR equipment running process, the present count
Amount eyepiece receives the light that the display screen is sent out, and the light received is pooled to the entrance pupil center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810084743.XA CN108333741A (en) | 2018-01-29 | 2018-01-29 | A kind of VR equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810084743.XA CN108333741A (en) | 2018-01-29 | 2018-01-29 | A kind of VR equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108333741A true CN108333741A (en) | 2018-07-27 |
Family
ID=62926776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810084743.XA Withdrawn CN108333741A (en) | 2018-01-29 | 2018-01-29 | A kind of VR equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108333741A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110361867A (en) * | 2019-08-20 | 2019-10-22 | 江苏数字鹰科技股份有限公司 | A kind of visible system with Wide-angle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5734505A (en) * | 1994-05-27 | 1998-03-31 | Olympus Optical Co., Ltd. | Visual display apparatus |
| US20060103924A1 (en) * | 2004-11-18 | 2006-05-18 | The Research Foundation Of State University Of New York | Devices and methods for providing wide field magnification |
| CN101788711A (en) * | 2009-01-28 | 2010-07-28 | 奥林巴斯株式会社 | Head-wearable image displaying device |
| CN104932105A (en) * | 2015-06-24 | 2015-09-23 | 北京理工大学 | Splicing type head-mounted display device |
| CN105974587A (en) * | 2011-11-24 | 2016-09-28 | 松下知识产权经营株式会社 | Head-mounted display device |
-
2018
- 2018-01-29 CN CN201810084743.XA patent/CN108333741A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5734505A (en) * | 1994-05-27 | 1998-03-31 | Olympus Optical Co., Ltd. | Visual display apparatus |
| US20060103924A1 (en) * | 2004-11-18 | 2006-05-18 | The Research Foundation Of State University Of New York | Devices and methods for providing wide field magnification |
| CN101788711A (en) * | 2009-01-28 | 2010-07-28 | 奥林巴斯株式会社 | Head-wearable image displaying device |
| CN105974587A (en) * | 2011-11-24 | 2016-09-28 | 松下知识产权经营株式会社 | Head-mounted display device |
| CN104932105A (en) * | 2015-06-24 | 2015-09-23 | 北京理工大学 | Splicing type head-mounted display device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110361867A (en) * | 2019-08-20 | 2019-10-22 | 江苏数字鹰科技股份有限公司 | A kind of visible system with Wide-angle |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180727 |
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