CN106371209B - Virtual reality shows helmet and optical module - Google Patents
Virtual reality shows helmet and optical module Download PDFInfo
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- CN106371209B CN106371209B CN201610903477.XA CN201610903477A CN106371209B CN 106371209 B CN106371209 B CN 106371209B CN 201610903477 A CN201610903477 A CN 201610903477A CN 106371209 B CN106371209 B CN 106371209B
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- lens
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- eye image
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- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
- G02B30/27—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving lenticular arrays
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Abstract
The invention discloses a kind of virtual realities to show helmet and optical module, which shows that helmet includes display screen, black-white grating and lens；The black-white grating, the lens are set in turn in the display surface side of the display screen；Wherein, the display screen includes multiple pixels, and the multiple pixel shows that the pixel of left-eye image and the pixel of display eye image are periodically staggered in the lateral direction for showing right and left eyes image；The black-white grating changes the optical path of the pixel of the adjacent display left-eye image on the display screen and the pixel emitted light of display eye image, so that the light of corresponding left-eye image enters left eye after the lens, the light of corresponding eye image enters right eye after the lens.By the above-mentioned means, the present invention can be realized the 3D display of wide viewing angle, better feeling of immersion and more comfortable experience can be brought to user.
Description
Technical field
The present invention relates to the fields virtual reality 3D, show helmet and optics group more particularly to a kind of virtual reality
Part.
Background technique
Currently used virtual reality shows that the realization principle of helmet is, display screen is divided into left and right two first
Display area is shown respectively, then by the focusing of lens, eyes is allowed to see clearly image in closer distance.If
Two views in left and right are consistent, then the effect seen will be a planar graph, if two figures in left and right have parallax, that
It is seen that the display effect of similar 3D.
The lens as employed in virtual reality display helmet are typically circular, and user sees
It is the border circular areas with certain visual angle.But in real world, due to the superposition at right and left eyes visual angle, user is seen
Region be typically all be similar to rectangle or ellipse, that is, left and right visual angle be greater than upper and lower visual angle.Therefore, mesh
Preceding virtual reality shows that the implementation method of helmet cannot reach good feeling of immersion.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of virtual realities to show helmet and optical module, can
The 3D display for realizing wide viewing angle, brings better feeling of immersion and more comfortable experience to user.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of virtual reality display head is provided
Wear equipment, including display screen, black-white grating and lens；The black-white grating, the lens are set in turn in the display screen
Display surface side；Wherein, the display screen includes multiple pixels, and the multiple pixel is shown for showing right and left eyes image
The pixel of left-eye image and the pixel of display eye image are periodically staggered in the lateral direction；It is described black
White raster changes the pixel of the adjacent display left-eye image on the display screen and the pixel of display eye image
The optical path of emitted light, so that the light of corresponding left-eye image enters left eye after the lens, corresponding eye image
Light enters right eye after the lens.
The lens are being greater than up and down direction size perpendicular to the horizontal direction size on optical axis, and the lens numbers are
Two, respectively correspond left eye and right eye, the non-bilateral symmetry of each lens and symmetrical above and below, each lens are designed with
Mirror adjustment mechanism, for adjusting deflection angle and/or the position of the lens, lens cross section profile in the horizontal direction is spindle
Shape.
Wherein, the lens are that one or more aspherical or Fresnel lenses are composed.
Wherein, the display screen is arranged in parallel with the black-white grating, the center of the display screen and the black and white
The center of grating is aligned.
Wherein, the display screen is curve flexibility display screen.
Wherein, the display screen be TFT (Thin Film Transistor, thin film transistor) display screen or
It is OLED (Organic Light-Emitting Diode, Organic Light Emitting Diode) display screen.
In order to solve the above technical problems, another technical solution used in the present invention is: a kind of optical module is provided, including
Black-white grating and lens；The black-white grating, the lens are set in turn in the display surface side of display screen；Wherein, described aobvious
Display screen includes multiple pixels, and the multiple pixel shows the pixel of left-eye image and show for showing right and left eyes image
Show that the pixel of eye image is periodically staggered in the lateral direction；The black-white grating changes on the display screen
Adjacent display left-eye image the pixel and display eye image the pixel emitted light optical path so that right
The light of left-eye image is answered to enter left eye after the lens, the light of corresponding eye image enters the right side after the lens
Eye, the lens are being greater than up and down direction size perpendicular to the horizontal direction size on optical axis, and the lens numbers are two, respectively
Corresponding left eye and right eye, the non-bilateral symmetry of each lens and symmetrical above and below, each lens are designed with lens and adjust machine
Structure, for adjusting deflection angle and/or the position of the lens, lens cross section profile in the horizontal direction is spindle.
Above scheme, the virtual reality show that helmet includes display screen, black-white grating and lens；The black and white light
Grid, the lens are set in turn in the display surface side of the display screen；Wherein, the display screen includes multiple pixels, described
Multiple pixels show that the pixel of left-eye image and the pixel of display eye image exist for showing right and left eyes image
It is periodically staggered on left and right directions；The black-white grating changes the adjacent display left-eye image on the display screen
The optical path of the pixel emitted light of the pixel and display eye image, so that the light of corresponding left-eye image passes through institute
Enter left eye after stating lens, the light of corresponding eye image enters right eye after the lens.
Helmet embodiment of the present invention is described using the pixel and display eye image for showing left-eye image
Pixel periodically staggered mode in the lateral direction, is no longer that left eye display and right eye display are distinct
Mode, therefore the 3D display for realizing wide viewing angle can be facilitated, while bringing better feeling of immersion to user, also brought to user
More comfortable experience.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that virtual reality of the present invention shows one embodiment of helmet；
Fig. 2 is the structural schematic diagram that virtual reality of the present invention shows another embodiment of helmet；
Fig. 3 is the structural schematic diagram for one embodiment of lens group that virtual reality of the present invention shows helmet；
Fig. 4 is the structural schematic diagram for another embodiment of lens group that virtual reality of the present invention shows helmet；
Fig. 5 is the structural schematic diagram of one embodiment of optical module of the present invention.
Specific embodiment
The present invention is described in detail with embodiment with reference to the accompanying drawing.
Referring to Fig. 1, Fig. 1 is the structural schematic diagram that virtual reality of the present invention shows helmet first embodiment.It answers
Work as understanding, the specific embodiments described herein are only used to explain the present invention, are not used to limit invention.
In present embodiment, which shows that helmet includes display screen 10, black-white grating 11 and lens 12
With lens 13.Black-white grating 11, lens 12 and 13 are set in turn in the display surface side of display screen 10.Display screen 10 is included in a left side
Periodically staggered pixel 101 and pixel 102, lens 12 correspond to left eye in right direction, and lens 13 correspond to right eye.
Wherein, the optical path of 101 emitted light 1 of pixel and light 3 becomes 7 He of light after the refraction of black-white grating 11
The optical path of light 8, light 7 and light 8 converges at right eye 131 by the refraction of lens 13, and virtual image point 132 is light 7 and light 8
The picture point converged without the refraction of lens 13.The optical path of 102 emitted light 2 of pixel and light 4 is by black-white grating 11
Become light 5 and light 6 after refraction, the optical path of light 5 and light 6 converges at left eye 121, virtual image point by the refraction of lens 12
122 be the picture point that light 5 and light 6 are converged without the refraction of lens 12.Fig. 2 is the light that all pixels all emit beam
Road converges at the structural schematic diagram of real image point and virtual image point after the refraction of black-white grating 11 and lens 12 and 13.
In addition, display screen 10 is arranged in parallel with black-white grating 11, in the center of display screen 10 and 1 black-white grating 11
Heart aligned in position.
Display screen 10 is curve flexibility display screen, can be TFT display screen, is also possible to OLED display screen.
Above scheme, virtual reality show that helmet includes display screen, black-white grating and lens；Black-white grating, lens
It is set in turn in the display surface side of display screen；Wherein, display screen includes multiple pixels, and multiple pixels are for showing right and left eyes figure
Picture, and show that the pixel of left-eye image and the pixel of display eye image are periodically staggered in the lateral direction；Black and white
Grating changes the light of the pixel of the adjacent display left-eye image on display screen and the pixel emitted light of display eye image
Road, so that the light of corresponding left-eye image enters left eye after lens, the light of corresponding eye image enters after lens
Right eye, and then the 3D display of wide viewing angle is realized, while bringing better feeling of immersion to user, also brings to user and more relax
The experience of clothes.
Please refer to the structural representation that 3, Fig. 3 is one embodiment of lens group that virtual reality of the present invention shows helmet
Scheme, shows three different views of one of lens in figure.View marked as 31 is view of the lens in optical axis direction,
Alternatively referred to as front view；View marked as 32 is perpendicular to the sectional view of lens axis and horizontal direction；View marked as 33
Figure is perpendicular to the sectional view of lens axis and vertical direction.
It is not symmetrical marked as 33 view, is view symmetrical above and below, marked as 31 marked as 32 view
It is being greater than up and down direction size perpendicular to the horizontal direction size on optical axis.
It is similar rectangle either oblong, and in the horizontal direction with lens from the point of view of the view of optical axis direction
Cross section profile is spindle.
In addition, lens are that one or more aspherical or Fresnel lenses are composed.
It is that virtual reality of the present invention is shown that left eye lens regulating mechanism 41 and right eye lens regulating mechanism 42, which please refer to 4, Fig. 4,
The structural schematic diagram of another embodiment of the lens group of helmet.In present embodiment, which shows the saturating of the helmet
Microscope group includes two lens, respectively corresponds left eye and right eye.Wherein, left eye lens are provided with left eye lens regulating mechanism 41, right
Eyelens is provided with right eye lens regulating mechanism 42.
In the deflection angle and/or position that adjust lens.
In a wherein application scenarios, by taking oval non-spherical lens as an example, due to 3D used by the present invention
Display technology is not distinguish the left and right region of screen, directly utilizes entire screen, right and left eyes is only made to see different pixel lists
Member.But due to the relative position between two eyes be it is fixed, general distance shows that screen is general in 64mm or so
It is placed on the front of human eye, therefore for single eyes, the visual angle angle [alpha] of the left and right directions for the display screen that eyes are seen
Size with θ be it is different, such as the angle [alpha] and θ in Fig. 4.Therefore in order to meet the different difference in left and right visual angle, eyeglass cannot
It is designed to symmetrical mode, but uses mode symmetrical above and below, as shown in Figure 3.
Above scheme, virtual reality show that the lens group of helmet includes that two lens and corresponding lens adjust machine
Structure, each lens be designed to it is left-right asymmetry, it is and symmetrical above and below, and similar rectangle either oblong, this
Sample can satisfy the different difference in eyes or so visual angle, realize the 3D display of wide viewing angle, bring better feeling of immersion to user
While, more comfortable experience is also brought to user.
Referring to Fig. 5, Fig. 5 is the structural schematic diagram of one embodiment of optical module of the present invention.It should be appreciated that this place is retouched
The specific embodiment stated is only used to explain the present invention, is not used to limit invention.
In present embodiment, which includes black-white grating 51, lens 52 and lens 53.Black-white grating 51, lens
52 and 53 are set in turn in the display surface side of display screen 50.Display screen 50 includes being staggered to phase last week property in left and right directions
Pixel 501 and pixel 502, lens 52 correspond to left eye, lens 53 correspond to right eye.
Wherein, the optical path of 501 emitted light 1 of pixel and light 3 becomes 7 He of light after the refraction of black-white grating 51
The optical path of light 8, light 7 and light 8 converges at right eye 531 by the refraction of lens 53, and virtual image point 532 is light 7 and light 8
The picture point converged without the refraction of lens 53.The optical path of 502 emitted light 2 of pixel and light 4 is by black-white grating 51
Become light 5 and light 6 after refraction, the optical path of light 5 and light 6 converges at left eye 521, virtual image point by the refraction of lens 52
522 be the picture point that light 5 and light 6 are converged without the refraction of lens 52.
Above scheme, optical module include black-white grating and lens；Black-white grating, lens are set in turn in the aobvious of display screen
Show face side；Wherein, display screen includes multiple pixels, and multiple pixels show left-eye image for showing right and left eyes image
The pixel of pixel and display eye image is periodically staggered in the lateral direction；Black-white grating changes the phase on display screen
The optical path of the pixel emitted light of the pixel and display eye image of adjacent display left-eye image, so that corresponding left-eye image
Light enters left eye after lens, and the light of corresponding eye image enters right eye after lens, and then realizes wide viewing angle
3D display, while bringing better feeling of immersion to user, more comfortable experience is also brought to user.
Mode the above is only the implementation of the present invention is not intended to limit the scope of the invention, all to utilize this
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content, it is relevant to be applied directly or indirectly in other
Technical field is included within the scope of the present invention.
Claims (6)
1. a kind of virtual reality shows helmet, it is characterised in that:
Including display screen, black-white grating and lens；
The black-white grating, the lens are set in turn in the display surface side of the display screen；
Wherein, the display screen includes multiple pixels, and the multiple pixel shows left-eye image for showing right and left eyes image
The pixel and display eye image the pixel be periodically staggered in the lateral direction；
The black-white grating changes the pixel and display eye image of the adjacent display left-eye image on the display screen
The pixel emitted light optical path it is corresponding so that the light of corresponding left-eye image enters left eye after the lens
The light of eye image enters right eye after the lens,
The lens are being greater than up and down direction size perpendicular to the horizontal direction size on optical axis, and the lens numbers are two, point
Do not correspond to left eye and right eye, the non-bilateral symmetry of each lens and symmetrical above and below, each lens are designed with lens adjusting
Mechanism, for adjusting deflection angle and/or the position of the lens, the lens cross section profile in the horizontal direction is spindle
Shape.
2. helmet according to claim 1, it is characterised in that
The lens are that one or more aspherical or Fresnel lenses are composed.
3. helmet according to claim 1, which is characterized in that
The display screen is arranged in parallel with the black-white grating, the center of the center of the display screen and the black-white grating
Aligned in position.
4. helmet according to claim 1, which is characterized in that
The display screen is curve flexibility display screen.
5. helmet according to claim 1, which is characterized in that
The display screen is TFT display screen either OLED display screen.
6. a kind of optical module, it is characterised in that:
Including black-white grating and lens；
The black-white grating, the lens are set in turn in the display surface side of display screen；
Wherein, the display screen includes multiple pixels, and the multiple pixel shows left-eye image for showing right and left eyes image
The pixel and display eye image the pixel be periodically staggered in the lateral direction；
The black-white grating changes the pixel and display eye image of the adjacent display left-eye image on the display screen
The pixel emitted light optical path it is corresponding so that the light of corresponding left-eye image enters left eye after the lens
The light of eye image enters right eye after the lens,
The lens are being greater than up and down direction size perpendicular to the horizontal direction size on optical axis, and the lens numbers are two, point
Do not correspond to left eye and right eye, the non-bilateral symmetry of each lens and symmetrical above and below, each lens are designed with lens adjusting
Mechanism, for adjusting deflection angle and/or the position of the lens, the lens cross section profile in the horizontal direction is spindle
Shape.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610903477.XA CN106371209B (en) | 2016-10-17 | 2016-10-17 | Virtual reality shows helmet and optical module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610903477.XA CN106371209B (en) | 2016-10-17 | 2016-10-17 | Virtual reality shows helmet and optical module |
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| CN106371209A CN106371209A (en) | 2017-02-01 |
| CN106371209B true CN106371209B (en) | 2019-08-23 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107529055A (en) * | 2017-08-24 | 2017-12-29 | 歌尔股份有限公司 | Display screen, wear display device and its display control method and device |
| CN108267860B (en) * | 2018-01-19 | 2021-06-29 | 昆山国显光电有限公司 | Head-mounted display device |
| CN109239934B (en) * | 2018-11-09 | 2021-12-24 | 联想(北京)有限公司 | Display device |
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| US6791570B1 (en) * | 1996-12-18 | 2004-09-14 | Seereal Technologies Gmbh | Method and device for the three-dimensional representation of information with viewer movement compensation |
| CN201184928Y (en) * | 2007-09-13 | 2009-01-21 | 欧阳军 | Head-mounted display |
| CN102768406A (en) * | 2012-05-28 | 2012-11-07 | 中国科学院苏州纳米技术与纳米仿生研究所 | Space partition type naked eye three-dimensional (3D) display |
| CN103650022A (en) * | 2011-07-07 | 2014-03-19 | 夏普株式会社 | Image display device |
| CN203573028U (en) * | 2013-07-10 | 2014-04-30 | 北京小米科技有限责任公司 | Display screen watching lens and glasses |
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2016
- 2016-10-17 CN CN201610903477.XA patent/CN106371209B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6791570B1 (en) * | 1996-12-18 | 2004-09-14 | Seereal Technologies Gmbh | Method and device for the three-dimensional representation of information with viewer movement compensation |
| CN201184928Y (en) * | 2007-09-13 | 2009-01-21 | 欧阳军 | Head-mounted display |
| CN103650022A (en) * | 2011-07-07 | 2014-03-19 | 夏普株式会社 | Image display device |
| CN102768406A (en) * | 2012-05-28 | 2012-11-07 | 中国科学院苏州纳米技术与纳米仿生研究所 | Space partition type naked eye three-dimensional (3D) display |
| CN203573028U (en) * | 2013-07-10 | 2014-04-30 | 北京小米科技有限责任公司 | Display screen watching lens and glasses |
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