CN212276123U - High-resolution double-vision 3D display device - Google Patents
High-resolution double-vision 3D display device Download PDFInfo
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- CN212276123U CN212276123U CN202021845403.3U CN202021845403U CN212276123U CN 212276123 U CN212276123 U CN 212276123U CN 202021845403 U CN202021845403 U CN 202021845403U CN 212276123 U CN212276123 U CN 212276123U
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- 208000003164 Diplopia Diseases 0.000 title claims abstract description 8
- 208000029444 double vision Diseases 0.000 title claims abstract description 8
- 239000002131 composite material Substances 0.000 claims abstract description 51
- 239000011521 glass Substances 0.000 claims abstract description 24
- 239000011295 pitch Substances 0.000 claims description 17
- 230000010287 polarization Effects 0.000 claims description 15
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000009977 dual effect Effects 0.000 claims description 6
- 238000003384 imaging method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a high-resolution double-vision 3D display device, which comprises a display screen, a composite polaroid, a composite pinhole array, a pair of polarized glasses I and a pair of polarized glasses II; the one-dimensional image element I reconstructs a one-dimensional 3D image I through the corresponding polaroid I and the one-dimensional pinhole, and the two-dimensional image element I reconstructs a two-dimensional 3D image I through the corresponding polaroid I and the two-dimensional pinhole; the one-dimensional 3D image I and the two-dimensional 3D image I are combined into a high-resolution 3D image I in a viewing area; the one-dimensional image element II reconstructs a one-dimensional 3D image II through the corresponding polaroid II and the one-dimensional pinhole, and the two-dimensional image element II reconstructs a two-dimensional 3D image II through the corresponding polaroid II and the two-dimensional pinhole; the one-dimensional 3D image II and the two-dimensional 3D image II are combined into a high-resolution 3D image II in a viewing area; and a high-resolution 3D image I is observed through the polarized glasses I, and a high-resolution 3D image III is observed through the polarized glasses II.
Description
Technical Field
The utility model relates to a 3D shows, more specifically says, the utility model relates to a high resolution double vision 3D display device.
Background
3D display based on integrated imaging, namely integrated imaging 3D display for short, is true 3D display. Compared with the vision-aiding/grating 3D display, the three-dimensional stereoscopic vision-aiding display has the remarkable advantages of no stereoscopic vision fatigue and the like; compared with holographic 3D display, the method has the advantages of relatively small data volume, no need of coherent light source, no harsh environmental requirements and the like. Therefore, the integrated imaging 3D display has become one of the international leading edge 3D display modes at present, and is also the most promising naked-eye true 3D display mode for realizing 3D television.
In recent years, the integrated imaging 3D display and the dual view display are fused to form an integrated imaging dual view 3D display. It may provide different 3D pictures in different viewing directions. However, the bottleneck problem of insufficient 3D resolution seriously affects the experience of the viewer. In the traditional integrated imaging double-view 3D display, the number of 3D pixels in the vertical direction is too small, so that the viewing effect is further influenced, and the wide application of the integrated imaging double-view 3D display is restricted. In addition, the traditional integrated imaging double-vision 3D display has the defects of low optical efficiency and the like.
Disclosure of Invention
The utility model provides a high resolution double-vision 3D display device, as shown in figure 1, which is characterized in that the device comprises a display screen, a composite polaroid, a composite pinhole array, a pair of polarized glasses I and a pair of polarized glasses II; the display screen, the composite polaroid and the composite pinhole array are arranged in parallel; the composite polarizing film is positioned between the display screen and the composite pinhole array and is tightly attached to the display screen; the composite polaroid consists of a polaroid I and a polaroid II, and is shown in the attached figure 2; the polarization direction of the polaroid I is orthogonal to that of the polaroid II; the horizontal widths of the polaroid I and the polaroid II are equal to half of the horizontal width of the display screen; the vertical widths of the polaroid I and the polaroid II are equal to the vertical width of the display screen; the polaroid I is correspondingly aligned with the left half part of the display screen, and the polaroid II is correspondingly aligned with the right half part of the display screen; the composite pinhole array is formed by arranging one-dimensional pinholes and two-dimensional pinholes in the horizontal and vertical directions at intervals, as shown in figure 3; the horizontal width of the composite pinhole array is equal to the horizontal width of the display screen; the vertical width of the composite pinhole array is equal to that of the display screen; the display screen displays the composite micro-image array as shown in figure 4; the composite micro-image array comprises a one-dimensional image element I, a two-dimensional image element I, a one-dimensional image element II and a two-dimensional image element II; the one-dimensional image element I and the two-dimensional image element I are obtained through a 3D scene I; the one-dimensional image element II and the two-dimensional image element II are obtained through a 3D scene II; the one-dimensional image element I and the two-dimensional image element I are positioned on the left half part of the display screen, and the one-dimensional image element II and the two-dimensional image element II are positioned on the right half part of the display screen; the one-dimensional image elements I and the two-dimensional image elements I are arranged at intervals in the horizontal and vertical directions, and the one-dimensional image elements II and the two-dimensional image elements II are arranged at intervals in the horizontal and vertical directions; the pitches of the one-dimensional pinhole, the two-dimensional pinhole, the one-dimensional image element I, the two-dimensional image element I, the one-dimensional image element II and the two-dimensional image element II are the same; the one-dimensional image element I and the one-dimensional image element II are correspondingly aligned with the one-dimensional pinhole, and the two-dimensional image element I and the two-dimensional image element II are correspondingly aligned with the two-dimensional pinhole; the polarization direction of the polarization glasses I is the same as that of the polaroid I, and the polarization direction of the polarization glasses II is the same as that of the polaroid II; the one-dimensional image element I reconstructs a one-dimensional 3D image I through the corresponding polaroid I and the one-dimensional pinhole, and the two-dimensional image element I reconstructs a two-dimensional 3D image I through the corresponding polaroid I and the two-dimensional pinhole; the one-dimensional 3D image I and the two-dimensional 3D image I are combined into a high-resolution 3D image I in a viewing area; the one-dimensional image element II reconstructs a one-dimensional 3D image II through the corresponding polaroid II and the one-dimensional pinhole, and the two-dimensional image element II reconstructs a two-dimensional 3D image II through the corresponding polaroid II and the two-dimensional pinhole; the one-dimensional 3D image II and the two-dimensional 3D image II are combined into a high-resolution 3D image II in a viewing area; and (3) observing a high-resolution 3D image I through the polarized glasses I, and observing a high-resolution 3D image II through the polarized glasses II.
Preferably, the 3D image I has full parallax per line; the 3D image I has full parallax per column; each line of the 3D image II has full parallax; the 3D image II has full parallax per column.
Preferably, the horizontal resolution of the 3D image IR 1Vertical resolutionR 2And optical efficiencyφ 1Respectively as follows:
wherein,pis the pitch of the one-dimensional pinholes and the two-dimensional pinholes,xis the pitch of a single pixel of the display screen,m 1is the number of one-dimensional picture elements I in the horizontal direction,m 2is the number of two-dimensional picture elements I in the horizontal direction,n 1is the number of one-dimensional picture elements I in the vertical direction,n 2is the number of two-dimensional picture elements I in the vertical direction,wis the aperture width of the one-dimensional pinholes and the two-dimensional pinholes,tis the light transmission of the composite polarizer.
Preferably, the horizontal resolution of the 3D image IIR 3Vertical resolutionR 4Andφ 2respectively as follows:
wherein,pis the pitch of the one-dimensional pinholes and the two-dimensional pinholes,xis the pitch of a single pixel of the display screen,m 3is the number of one-dimensional picture elements II in the horizontal direction,m 4is the number of two-dimensional picture elements II in the horizontal direction,n 3is the number of one-dimensional picture elements II in the vertical direction,n 4is the number of two-dimensional picture elements II in the vertical direction,wis the aperture width of the one-dimensional pinholes and the two-dimensional pinholes,tis the light transmission of the composite polarizer.
Drawings
FIG. 1 is a schematic view of the present invention
FIG. 2 is a schematic view of the composite polarizer of the present invention
FIG. 3 is a schematic diagram of the composite pinhole array of the present invention
FIG. 4 is a schematic diagram of a composite micro-image array according to the present invention
The reference numbers in the figures are:
1. the display screen comprises a display screen, 2. a composite polarizing film, 3. a composite pinhole array, 4. polarizing glasses I, 5. polarizing glasses II, 6. polarizing film I, 7. polarizing film II, 8. a one-dimensional pinhole, 9. a two-dimensional pinhole, 10. a composite micro-image array, 11. a one-dimensional image element I, 12. a two-dimensional image element I, 13. a one-dimensional image element II, 14. a two-dimensional image element II.
It should be understood that the above-described figures are merely schematic and are not drawn to scale.
Detailed Description
An exemplary embodiment of a high resolution dual view 3D display device according to the present invention is described in detail below to further describe the present invention. It is necessary to point out here that the following examples are only used for further illustration of the present invention, and should not be understood as limiting the scope of the present invention, and those skilled in the art can make some non-essential improvements and modifications to the present invention according to the above-mentioned contents of the present invention, and still fall into the scope of the present invention.
The utility model provides a high resolution double-vision 3D display device, as shown in figure 1, which is characterized in that the device comprises a display screen, a composite polaroid, a composite pinhole array, a pair of polarized glasses I and a pair of polarized glasses II; the display screen, the composite polaroid and the composite pinhole array are arranged in parallel; the composite polarizing film is positioned between the display screen and the composite pinhole array and is tightly attached to the display screen; the composite polaroid consists of a polaroid I and a polaroid II, and is shown in the attached figure 2; the polarization direction of the polaroid I is orthogonal to that of the polaroid II; the horizontal widths of the polaroid I and the polaroid II are equal to half of the horizontal width of the display screen; the vertical widths of the polaroid I and the polaroid II are equal to the vertical width of the display screen; the polaroid I is correspondingly aligned with the left half part of the display screen, and the polaroid II is correspondingly aligned with the right half part of the display screen; the composite pinhole array is formed by arranging one-dimensional pinholes and two-dimensional pinholes in the horizontal and vertical directions at intervals, as shown in figure 3; the horizontal width of the composite pinhole array is equal to the horizontal width of the display screen; the vertical width of the composite pinhole array is equal to that of the display screen; the display screen displays the composite micro-image array as shown in figure 4; the composite micro-image array comprises a one-dimensional image element I, a two-dimensional image element I, a one-dimensional image element II and a two-dimensional image element II; the one-dimensional image element I and the two-dimensional image element I are obtained through a 3D scene I; the one-dimensional image element II and the two-dimensional image element II are obtained through a 3D scene II; the one-dimensional image element I and the two-dimensional image element I are positioned on the left half part of the display screen, and the one-dimensional image element II and the two-dimensional image element II are positioned on the right half part of the display screen; the one-dimensional image elements I and the two-dimensional image elements I are arranged at intervals in the horizontal and vertical directions, and the one-dimensional image elements II and the two-dimensional image elements II are arranged at intervals in the horizontal and vertical directions; the pitches of the one-dimensional pinhole, the two-dimensional pinhole, the one-dimensional image element I, the two-dimensional image element I, the one-dimensional image element II and the two-dimensional image element II are the same; the one-dimensional image element I and the one-dimensional image element II are correspondingly aligned with the one-dimensional pinhole, and the two-dimensional image element I and the two-dimensional image element II are correspondingly aligned with the two-dimensional pinhole; the polarization direction of the polarization glasses I is the same as that of the polaroid I, and the polarization direction of the polarization glasses II is the same as that of the polaroid II; the one-dimensional image element I reconstructs a one-dimensional 3D image I through the corresponding polaroid I and the one-dimensional pinhole, and the two-dimensional image element I reconstructs a two-dimensional 3D image I through the corresponding polaroid I and the two-dimensional pinhole; the one-dimensional 3D image I and the two-dimensional 3D image I are combined into a high-resolution 3D image I in a viewing area; the one-dimensional image element II reconstructs a one-dimensional 3D image II through the corresponding polaroid II and the one-dimensional pinhole, and the two-dimensional image element II reconstructs a two-dimensional 3D image II through the corresponding polaroid II and the two-dimensional pinhole; the one-dimensional 3D image II and the two-dimensional 3D image II are combined into a high-resolution 3D image II in a viewing area; and (3) observing a high-resolution 3D image I through the polarized glasses I, and observing a high-resolution 3D image II through the polarized glasses II.
Preferably, the 3D image I has full parallax per line; the 3D image I has full parallax per column; each line of the 3D image II has full parallax; the 3D image II has full parallax per column.
Preferably, the horizontal resolution of the 3D image IR 1Vertical resolutionR 2And optical efficiencyφ 1Respectively as follows:
wherein,pis the pitch of the one-dimensional pinholes and the two-dimensional pinholes,xis the pitch of a single pixel of the display screen,m 1is the number of one-dimensional picture elements I in the horizontal direction,m 2is the number of two-dimensional picture elements I in the horizontal direction,n 1is the number of one-dimensional picture elements I in the vertical direction,n 2is the number of two-dimensional picture elements I in the vertical direction,wis the aperture width of the one-dimensional pinholes and the two-dimensional pinholes,tis the light transmission of the composite polarizer.
Preferably, the horizontal resolution of the 3D image IIR 3Vertical resolutionR 4Andφ 2respectively as follows:
wherein,pis the pitch of the one-dimensional pinholes and the two-dimensional pinholes,xis the pitch of a single pixel of the display screen,m 3is the number of one-dimensional picture elements II in the horizontal direction,m 4is the number of two-dimensional picture elements II in the horizontal direction,n 3is the number of one-dimensional picture elements II in the vertical direction,n 4is the number of two-dimensional picture elements II in the vertical direction,wis the aperture width of the one-dimensional pinholes and the two-dimensional pinholes,tis the light transmission of the composite polarizer.
The pitches of the one-dimensional pinholes and the two-dimensional pinholes are 10mm, the aperture widths of the one-dimensional pinholes and the two-dimensional pinholes are 2mm, the pitch of a single pixel of the display screen is 1mm, the number of the one-dimensional image elements I in the horizontal direction is 10, the number of the two-dimensional image elements I in the horizontal direction is 6, the number of the one-dimensional image elements I in the vertical direction is 6, the number of the two-dimensional image elements I in the vertical direction is 6, the number of the one-dimensional image elements II in the horizontal direction is 10, the number of the two-dimensional image elements II in the horizontal direction is 10, the number of the one-dimensional image elements II in the vertical direction is 6, the number of the two-dimensional image elements II in the vertical direction is 6, and the light transmittance of the composite polarizing plate is 0.5, so that the horizontal resolution, the vertical resolution and the optical efficiency of the 3D image I are respectively 20, 66 and 6% calculated from the formulas (1), (2) and (3), and the horizontal resolution and the vertical resolution of the 3, 66 and 6%. In the conventional integrated imaging dual-view 3D display based on the above parameters, the horizontal resolution, the vertical resolution, and the optical efficiency of the 3D image I are 20, 12, and 2%, respectively, and the horizontal resolution, the vertical resolution, and the optical efficiency of the 3D image II are 20, 12, and 2%, respectively.
Claims (4)
1. A high-resolution double-vision 3D display device is characterized by comprising a display screen, a composite polarizing film, a composite pinhole array, a pair of polarized glasses I and a pair of polarized glasses II; the display screen, the composite polaroid and the composite pinhole array are arranged in parallel; the composite polarizing film is positioned between the display screen and the composite pinhole array and is tightly attached to the display screen; the composite polaroid consists of a polaroid I and a polaroid II; the polarization direction of the polaroid I is orthogonal to that of the polaroid II; the horizontal widths of the polaroid I and the polaroid II are equal to half of the horizontal width of the display screen; the vertical widths of the polaroid I and the polaroid II are equal to the vertical width of the display screen; the polaroid I is correspondingly aligned with the left half part of the display screen, and the polaroid II is correspondingly aligned with the right half part of the display screen; the composite pinhole array is formed by alternately arranging one-dimensional pinholes and two-dimensional pinholes in the horizontal direction and the vertical direction; the horizontal width of the composite pinhole array is equal to the horizontal width of the display screen; the vertical width of the composite pinhole array is equal to that of the display screen; the display screen displays the composite micro-image array; the composite micro-image array comprises a one-dimensional image element I, a two-dimensional image element I, a one-dimensional image element II and a two-dimensional image element II; the one-dimensional image element I and the two-dimensional image element I are obtained through a 3D scene I; the one-dimensional image element II and the two-dimensional image element II are obtained through a 3D scene II; the one-dimensional image element I and the two-dimensional image element I are positioned on the left half part of the display screen, and the one-dimensional image element II and the two-dimensional image element II are positioned on the right half part of the display screen; the one-dimensional image elements I and the two-dimensional image elements I are arranged at intervals in the horizontal and vertical directions, and the one-dimensional image elements II and the two-dimensional image elements II are arranged at intervals in the horizontal and vertical directions; the pitches of the one-dimensional pinhole, the two-dimensional pinhole, the one-dimensional image element I, the two-dimensional image element I, the one-dimensional image element II and the two-dimensional image element II are the same; the one-dimensional image element I and the one-dimensional image element II are correspondingly aligned with the one-dimensional pinhole, and the two-dimensional image element I and the two-dimensional image element II are correspondingly aligned with the two-dimensional pinhole; the polarization direction of the polarization glasses I is the same as that of the polaroid I, and the polarization direction of the polarization glasses II is the same as that of the polaroid II; the one-dimensional image element I reconstructs a one-dimensional 3D image I through the corresponding polaroid I and the one-dimensional pinhole, and the two-dimensional image element I reconstructs a two-dimensional 3D image I through the corresponding polaroid I and the two-dimensional pinhole; the one-dimensional 3D image I and the two-dimensional 3D image I are combined into a high-resolution 3D image I in a viewing area; the one-dimensional image element II reconstructs a one-dimensional 3D image II through the corresponding polaroid II and the one-dimensional pinhole, and the two-dimensional image element II reconstructs a two-dimensional 3D image II through the corresponding polaroid II and the two-dimensional pinhole; the one-dimensional 3D image II and the two-dimensional 3D image II are combined into a high-resolution 3D image II in a viewing area; and (3) observing a high-resolution 3D image I through the polarized glasses I, and observing a high-resolution 3D image II through the polarized glasses II.
2. A high resolution dual view 3D display device according to claim 1, wherein the 3D image I has full parallax per line; the 3D image I has full parallax per column; each line of the 3D image II has full parallax; the 3D image II has full parallax per column.
3. A high resolution dual view 3D display device according to claim 1, wherein the horizontal resolution of the 3D image IR 1Vertical resolutionR 2And optical efficiencyφ 1Respectively as follows:
wherein,pis the pitch of the one-dimensional pinholes and the two-dimensional pinholes,xis the pitch of a single pixel of the display screen,m 1is the number of one-dimensional picture elements I in the horizontal direction,m 2is the number of two-dimensional picture elements I in the horizontal direction,n 1is the number of one-dimensional picture elements I in the vertical direction,n 2is the number of two-dimensional picture elements I in the vertical direction,wis the aperture width of the one-dimensional pinholes and the two-dimensional pinholes,tis the light transmission of the composite polarizer.
4. A high score as in claim 1Resolution dual view 3D display device, characterized in that the horizontal resolution of the 3D image IIR 3Vertical resolutionR 4Andφ 2respectively as follows:
wherein,pis the pitch of the one-dimensional pinholes and the two-dimensional pinholes,xis the pitch of a single pixel of the display screen,m 3is the number of one-dimensional picture elements II in the horizontal direction,m 4is the number of two-dimensional picture elements II in the horizontal direction,n 3is the number of one-dimensional picture elements II in the vertical direction,n 4is the number of two-dimensional picture elements II in the vertical direction,wis the aperture width of the one-dimensional pinholes and the two-dimensional pinholes,tis the light transmission of the composite polarizer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021845403.3U CN212276123U (en) | 2020-08-30 | 2020-08-30 | High-resolution double-vision 3D display device |
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| CN202021845403.3U CN212276123U (en) | 2020-08-30 | 2020-08-30 | High-resolution double-vision 3D display device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781737A (en) * | 2020-08-30 | 2020-10-16 | 成都工业学院 | High-resolution double-view 3D display device and method |
| CN113741045A (en) * | 2021-09-11 | 2021-12-03 | 成都工业学院 | High-imaging-efficiency 3D display device based on composite polarization pinhole array |
-
2020
- 2020-08-30 CN CN202021845403.3U patent/CN212276123U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781737A (en) * | 2020-08-30 | 2020-10-16 | 成都工业学院 | High-resolution double-view 3D display device and method |
| CN111781737B (en) * | 2020-08-30 | 2023-06-13 | 成都航空职业技术学院 | High-resolution double-view 3D display device and method |
| CN113741045A (en) * | 2021-09-11 | 2021-12-03 | 成都工业学院 | High-imaging-efficiency 3D display device based on composite polarization pinhole array |
| CN113741045B (en) * | 2021-09-11 | 2022-07-01 | 成都工业学院 | High-imaging-efficiency 3D display device based on composite polarization pinhole array |
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