CN109254412A - Double vision 3D display device based on rectangle pinhole array - Google Patents
Double vision 3D display device based on rectangle pinhole array Download PDFInfo
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- CN109254412A CN109254412A CN201811386708.XA CN201811386708A CN109254412A CN 109254412 A CN109254412 A CN 109254412A CN 201811386708 A CN201811386708 A CN 201811386708A CN 109254412 A CN109254412 A CN 109254412A
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- polarization
- rectangle
- pin hole
- pinhole array
- display screen
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- 208000003164 Diplopia Diseases 0.000 title claims abstract description 12
- 208000029444 double vision Diseases 0.000 title claims abstract description 12
- 230000010287 polarization Effects 0.000 claims abstract description 55
- 239000011521 glass Substances 0.000 claims abstract description 18
- 230000003287 optical effect Effects 0.000 claims abstract description 12
- 239000011159 matrix material Substances 0.000 claims abstract description 7
- 238000003384 imaging method Methods 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004927 fusion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- 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
-
- 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
- G02B30/22—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 stereoscopic type
- G02B30/25—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 stereoscopic type using polarisation techniques
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Abstract
The invention discloses the double vision 3D display device based on rectangle pinhole array, including display screen, polarization grating, rectangle pinhole array, polarising glass 1, polarising glasses 2;Polarization grating is alternately arranged and is formed by polarization unit 1 and polarization unit 2, and polarization unit 1 is orthogonal with the polarization direction of polarization unit 2;The polarization direction of polarising glass 1 is identical as polarization unit 1, and the polarization direction of polarising glass 2 is identical as polarization unit 2;Display screen is for showing that micro- pattern matrix, micro- pattern matrix are made of image primitive 1 and image primitive 2;The horizontal aperture of rectangle pinhole array is not equal to vertical aperture width, and the horizontal breadth of rectangle pinhole array is not equal to vertical thickness, so that horizontal optical efficiency is equal to vertical optical efficiency.
Description
Technical field
The present invention relates to 3D displays, it is more particularly related to which the double vision 3D display based on rectangle pinhole array fills
It sets.
Background technique
Integration imaging double vision 3D display is the fusion of double vision display technology and integration imaging 3D display technology.It can make
Viewer sees different 3D pictures on different view directions, is one of the hot spot technology of current 3D display.Existing base
There are problems that horizontal optical efficiency not equal to vertical optical efficiency in the integration imaging double vision 3D display of rectangle pinhole array.
Summary of the invention
The invention proposes the double vision 3D display devices based on rectangle pinhole array, and as shown in figure 1 and 2, feature exists
In, including display screen, polarization grating, rectangle pinhole array, polarising glass 1, polarising glass 2;Display screen, polarization grating and rectangle
Pinhole array is placed in parallel, and corresponding alignment;Polarization grating is bonded with display screen;As shown in Fig. 3, polarization grating is single by polarization
Member 1 and polarization unit 2 are alternately arranged composition, and polarization unit 1 is orthogonal with the polarization direction of polarization unit 2;The polarization of polarising glass 1
Direction is identical as polarization unit 1, and the polarization direction of polarising glass 2 is identical as polarization unit 2;Display screen is for showing micro- image battle array
Column, micro- pattern matrix are made of image primitive 1 and image primitive 2, as shown in Fig. 4;The horizontal aperture of rectangle pinhole array is not
Equal to vertical aperture width, the horizontal breadth of rectangle pinhole array is not equal to vertical thickness;
The horizontal aperture of rectangle pin holewAre as follows:
(1)
Wherein,pIt is the pitch of rectangle pin hole and image primitive,sIt is the horizontal space of rectangle pin hole and display screen,tIt is rectangle pin hole
With the vertical interval of display screen,aIt is the horizontal breadth of rectangle pin hole,bIt is the vertical thickness of rectangle pin hole,vIt is rectangle pin hole
Vertical aperture width;
Horizontal optical efficiencyφ 1With vertical optical efficiencyφ 2Are as follows:
(2).
Detailed description of the invention
Attached drawing 1 is the structure and horizontal parameters figure of double vision 3D display device of the invention
Attached drawing 2 is the structure and Vertical Parameters figure of double vision 3D display device of the invention
Attached drawing 3 is the arrangement schematic diagram of polarization grating of the invention
Attached drawing 4 is the arrangement schematic diagram of micro- pattern matrix of the invention
Shown by reference numeral in above-mentioned attached drawing are as follows:
1 display screen, 2 polarization gratings, 3 rectangle pinhole array, 4 polarising glass, 1,5 polarising glass, 2,6 polarization unit 1,7 polarization
Unit 2,8 micro- pattern matrixes, 9 image primitive, 1,10 image primitive 2.
Specific embodiment
The following detailed description of an exemplary embodiments of the invention are utilized, the present invention is further described specifically.
It is described further it is necessarily pointed out that following embodiment is served only for the present invention, should not be understood as protecting the present invention
The limitation of range is protected, field person skilled in the art makes some nonessential improvement to the present invention according to aforementioned present invention content
And adjustment, still fall within protection scope of the present invention.
The invention proposes the double vision 3D display devices based on rectangle pinhole array, and as shown in figure 1 and 2, feature exists
In, including display screen, polarization grating, rectangle pinhole array, polarising glass 1, polarising glass 2;Display screen, polarization grating and rectangle
Pinhole array is placed in parallel, and corresponding alignment;Polarization grating is bonded with display screen;As shown in Fig. 3, polarization grating is single by polarization
Member 1 and polarization unit 2 are alternately arranged composition, and polarization unit 1 is orthogonal with the polarization direction of polarization unit 2;The polarization of polarising glass 1
Direction is identical as polarization unit 1, and the polarization direction of polarising glass 2 is identical as polarization unit 2;Display screen is for showing micro- image battle array
Column, micro- pattern matrix are made of image primitive 1 and image primitive 2, as shown in Fig. 4;The horizontal aperture of rectangle pinhole array is not
Equal to vertical aperture width, the horizontal breadth of rectangle pinhole array is not equal to vertical thickness;
The horizontal aperture of rectangle pin holewAre as follows:
(1)
Wherein,pIt is the pitch of rectangle pin hole and image primitive,sIt is the horizontal space of rectangle pin hole and display screen,tIt is rectangle pin hole
With the vertical interval of display screen,aIt is the horizontal breadth of rectangle pin hole,bIt is the vertical thickness of rectangle pin hole,vIt is rectangle pin hole
Vertical aperture width;
Horizontal optical efficiencyφ 1With vertical optical efficiencyφ 2Are as follows:
(2).
The pitch of image primitive 1, the pitch of image primitive 2, the pitch of polarization unit 1, the pitch of polarization unit 2, rectangle pin hole
Pitch bepThe horizontal space of=10mm, rectangle pin hole and display screen isg=10mm, between rectangle pin hole is vertical with display screen
It is away from the horizontal breadth for d=2mm, rectangle pin holeaThe vertical thickness of=1mm, rectangle pin hole isb=3mm, rectangle pin hole it is vertical
Aperture isv=4mm is then 2mm by the horizontal aperture that rectangle pinhole array is calculated in formula (1), is calculated by formula (2)
Obtaining horizontal optical efficiency and vertical optical efficiency is 9%.
Claims (1)
1. the double vision 3D display device based on rectangle pinhole array, which is characterized in that including display screen, polarization grating, rectangle needle
Hole array, polarising glass 1, polarising glass 2;Display screen, polarization grating and rectangle pinhole array are placed in parallel, and corresponding alignment;
Polarization grating is bonded with display screen;Polarization grating is alternately arranged and is formed by polarization unit 1 and polarization unit 2, polarization unit 1 and partially
The polarization direction of vibration unit 2 is orthogonal;The polarization direction of polarising glass 1 is identical as polarization unit 1, the polarization direction of polarising glass 2
It is identical as polarization unit 2;Display screen is for showing that micro- pattern matrix, micro- pattern matrix are made of image primitive 1 and image primitive 2;Square
The horizontal aperture of shape pinhole array is not equal to vertical aperture width, and the horizontal breadth of rectangle pinhole array is thick not equal to vertical
Degree;
The horizontal aperture of rectangle pin holewAre as follows:
Wherein,pIt is the pitch of rectangle pin hole and image primitive,sIt is the horizontal space of rectangle pin hole and display screen,tIt is rectangle pin hole
With the vertical interval of display screen,aIt is the horizontal breadth of rectangle pin hole,bIt is the vertical thickness of rectangle pin hole,vIt is rectangle pin hole
Vertical aperture width;
Horizontal optical efficiencyφ 1With vertical optical efficiencyφ 2Are as follows:
。
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Cited By (6)
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---|---|---|---|---|
CN109298540A (en) * | 2018-11-20 | 2019-02-01 | 成都工业学院 | Integration imaging 3D display device based on polarization arrays and rectangle pin hole |
CN110099272A (en) * | 2019-05-25 | 2019-08-06 | 成都工业学院 | Integration imaging double vision 3D display device and method based on compound pinhole array |
CN110389454A (en) * | 2019-07-28 | 2019-10-29 | 成都工业学院 | Integration imaging double vision 3D display device based on rectangle polarization arrays |
CN110412771A (en) * | 2019-07-28 | 2019-11-05 | 成都工业学院 | Integration imaging double vision 3D display device based on microlens array |
CN113031297A (en) * | 2021-04-01 | 2021-06-25 | 成都工业学院 | Double-vision 3D display method based on polarized glasses |
CN114895482A (en) * | 2022-05-18 | 2022-08-12 | 成都工业学院 | 3D display device based on slit grating and composite pinhole array |
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109298540A (en) * | 2018-11-20 | 2019-02-01 | 成都工业学院 | Integration imaging 3D display device based on polarization arrays and rectangle pin hole |
CN109298540B (en) * | 2018-11-20 | 2024-06-04 | 北京龙翼风科技有限公司 | Integrated imaging 3D display device based on polarization array and rectangular pinhole |
CN110099272A (en) * | 2019-05-25 | 2019-08-06 | 成都工业学院 | Integration imaging double vision 3D display device and method based on compound pinhole array |
CN110099272B (en) * | 2019-05-25 | 2023-07-07 | 成都航空职业技术学院 | Integrated imaging double-vision 3D display device and method based on composite pinhole array |
CN110389454A (en) * | 2019-07-28 | 2019-10-29 | 成都工业学院 | Integration imaging double vision 3D display device based on rectangle polarization arrays |
CN110412771A (en) * | 2019-07-28 | 2019-11-05 | 成都工业学院 | Integration imaging double vision 3D display device based on microlens array |
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CN110389454B (en) * | 2019-07-28 | 2024-03-26 | 成都航空职业技术学院 | Integrated imaging double-vision 3D display device based on rectangular polarization array |
CN113031297A (en) * | 2021-04-01 | 2021-06-25 | 成都工业学院 | Double-vision 3D display method based on polarized glasses |
CN113031297B (en) * | 2021-04-01 | 2022-11-15 | 成都航空职业技术学院 | Double-vision 3D display method based on polarized glasses |
CN114895482A (en) * | 2022-05-18 | 2022-08-12 | 成都工业学院 | 3D display device based on slit grating and composite pinhole array |
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