CN212540918U - Double-vision 3D display device with uniform resolution - Google Patents
Double-vision 3D display device with uniform resolution Download PDFInfo
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- CN212540918U CN212540918U CN201921195844.0U CN201921195844U CN212540918U CN 212540918 U CN212540918 U CN 212540918U CN 201921195844 U CN201921195844 U CN 201921195844U CN 212540918 U CN212540918 U CN 212540918U
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- 208000003164 Diplopia Diseases 0.000 title abstract description 8
- 208000029444 double vision Diseases 0.000 title abstract description 8
- 239000011521 glass Substances 0.000 claims abstract description 24
- 239000011295 pitch Substances 0.000 claims description 67
- 239000002131 composite material Substances 0.000 claims description 17
- 230000010287 polarization Effects 0.000 claims description 15
- 230000009977 dual effect Effects 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 6
- 238000003491 array Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000003384 imaging method Methods 0.000 description 3
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Abstract
The utility model discloses a double-vision 3D display device with uniform resolution, which comprises a display screen I, a display screen II, a pinhole polaroid I, a pinhole polaroid II, a pair of polarized glasses I and a pair of polarized glasses II; rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are respectively and correspondingly aligned; rectangular pinholes of the rectangular pinhole array II and the rectangular pinhole array IV are respectively aligned correspondingly; the rectangular image element array I reconstructs a 3D image I with uniform resolution through the rectangular pinhole array II and the rectangular pinhole array IV, and the 3D image I can only be seen through the polarized glasses I; the light rays emitted by the rectangular pinhole array I illuminate the rectangular image element array II through the rectangular pinhole array III to reconstruct a 3D image II with uniform resolution, and the 3D image II can only be seen 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 double vision 3D display device of even resolution ratio.
Background
The integrated imaging double-vision 3D display is the fusion of a double-vision display technology and an integrated imaging 3D display technology. It may enable the viewer to see different 3D pictures in different viewing directions. In a traditional dual-display-screen based integrated imaging dual-view 3D display:
(1) the two groups of picture elements are respectively positioned on the two display screens.
(2) The horizontal pitch of the picture element I, the vertical pitch of the picture element I, the horizontal pitch of the picture element II and the vertical pitch of the picture element II are the same.
(3) The pinholes corresponding to picture element I and picture element II are both square. The horizontal pitch of the pinholes is equal to the vertical pitch.
For televisions and displays, the ratio of the horizontal width to the vertical width of the television and display is 16:9, 16:10 or 4:3, i.e. the ratio of the number of picture elements I and II in the horizontal direction to the number in the vertical direction is 16:9, 16:10 or 4: 3. The disadvantages are that:
(1) the horizontal viewing angle is much smaller than the vertical viewing angle.
(2) The ratio of 3D pixels in the horizontal direction to 3D pixels in the vertical direction of the 3D image I and 3D image II is 16:9, 16:10 or 4: 3. Too few 3D pixels in the vertical direction affect the viewing effect.
For a cell phone, the ratio of the horizontal width to the vertical width of the cell phone is 9:16, 10:16 or 3:4, i.e. the ratio of the number of picture elements I and II in the horizontal direction to the number in the vertical direction is 9:16, 10:16 or 3: 4. The disadvantages are that:
(1) the ratio of 3D pixels in the horizontal direction to 3D pixels in the vertical direction of the 3D image I and 3D image II is 9:16, 10:16, or 3: 4. Too few 3D pixels in the horizontal direction affect the viewing effect.
Disclosure of Invention
The utility model provides a double-vision 3D display device with uniform resolution, as shown in attached figures 1 and 2, which is characterized in that the device comprises a display screen I, a display screen II, a pinhole polaroid I, a pinhole polaroid II, a pair of polarized glasses I and a pair of polarized glasses II; the display screen I, the display screen II, the pinhole polaroid I and the pinhole polaroid II are arranged in parallel and are correspondingly aligned; the pinhole polaroid I is attached to the display screen I, and the pinhole polaroid II is attached to the display screen II; the pinhole polaroid I is positioned between the display screen I and the pinhole polaroid II, and the pinhole polaroid II is positioned between the pinhole polaroid I and the display screen II; the pinhole polaroid I is provided with a rectangular pinhole array I, and the pinhole polaroid II is provided with a rectangular pinhole array II, as shown in the attached figures 3 and 4; the polarization directions of the pinhole polaroid I and the pinhole polaroid II are orthogonal; the polarization direction of the polarization glasses I is the same as that of the pinhole polaroid I, and the polarization direction of the polarization glasses II is the same as that of the pinhole polaroid II; the display screen I is used for displaying a composite rectangular image element array I, the composite rectangular image element array I comprises a rectangular image element array I and a rectangular pinhole array III, the display screen II is used for displaying a composite rectangular image element array II, the composite rectangular image element array II comprises a rectangular image element array II and a rectangular pinhole array IV, as shown in fig. 5 and fig. 6; rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are respectively and correspondingly aligned; rectangular pinholes of the rectangular pinhole array II and the rectangular pinhole array IV are respectively aligned correspondingly; the rectangular image element array I reconstructs a 3D image I with uniform resolution through the rectangular pinhole array II and the rectangular pinhole array IV, and the 3D image I can only be seen through the polarized glasses I; the light rays emitted by the rectangular pinhole array I illuminate the rectangular image element array II through the rectangular pinhole array III to reconstruct a 3D image II with uniform resolution, and the 3D image II can only be seen through the polarized glasses II.
Preferably, the horizontal widths of the pinhole polarizer I and the display screen I are the same; the vertical widths of the pinhole polaroid I and the display screen I are the same; the horizontal widths of the pinhole polaroid II and the display screen II are the same; the vertical widths of the pinhole polaroid II and the display screen II are the same; the ratios of the horizontal width to the vertical width of the display screen I, the display screen II, the pinhole polaroid I and the pinhole polaroid II are the same.
Preferably, the horizontal pitches of the rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are the same; the vertical pitches of the rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are the same; the horizontal pitches of the rectangular pinholes in the rectangular pinhole array II and the rectangular pinhole array IV are the same; the vertical pitches of the rectangular pinholes in the rectangular pinhole array II and the rectangular pinhole array IV are the same; the ratio of the horizontal pitch to the vertical pitch of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV is equal to the ratio of the horizontal width to the vertical width of the display screen I.
Preferably, the horizontal aperture widths of the rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are the same; the vertical aperture widths of the rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are the same; the horizontal aperture widths of the rectangular pinholes in the rectangular pinhole array II and the rectangular pinhole array IV are the same; the vertical aperture widths of the rectangular pinholes in the rectangular pinhole array II and the rectangular pinhole array IV are the same; the ratio of the horizontal aperture width to the vertical aperture width of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV is equal to the ratio of the horizontal width to the vertical width of the display screen I.
Preferably, the number of rectangular pinholes in the horizontal direction in the rectangular pinhole array II and the number of rectangular pinholes in the horizontal direction in the rectangular pinhole array IV are both equal to the number of rectangular image elements I in the horizontal direction in the rectangular image element array I; the number of rectangular pinholes in the rectangular pinhole array II in the vertical direction and the number of rectangular pinholes in the rectangular pinhole array IV in the vertical direction are equal to the number of rectangular image elements I in the rectangular image element array I in the vertical direction; the number of rectangular pinholes in the horizontal direction in the rectangular pinhole array I and the number of rectangular pinholes in the horizontal direction in the rectangular pinhole array III are equal to the number of rectangular image elements II in the horizontal direction in the rectangular image element array II; the number of rectangular pinholes in the vertical direction in the rectangular pinhole array I and the number of rectangular pinholes in the vertical direction in the rectangular pinhole array III are both equal to the number of rectangular image elements II in the vertical direction in the rectangular image element array II.
Preferably, the horizontal pitch of the rectangular image elements I in the rectangular image element array I is equal to the horizontal pitch of the rectangular pinholes in the rectangular pinhole array II, and the vertical pitch of the rectangular image elements I in the rectangular image element array I is equal to the vertical pitch of the rectangular pinholes in the rectangular pinhole array II; the horizontal pitch of the rectangular image elements II in the rectangular image element array II is equal to the horizontal pitch of the rectangular pinholes in the rectangular pinhole array I, and the vertical pitch of the rectangular image elements II in the rectangular image element array II is equal to the vertical pitch of the rectangular pinholes in the rectangular pinhole array I.
Preferably, the horizontal widths of the display screen I, the display screen II, the pinhole polaroid I and the pinhole polaroid II are the same; the vertical widths of the display screen I, the display screen II, the pinhole polaroid I and the pinhole polaroid II are the same; the horizontal pitches of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV are the same; the vertical pitches of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV are the same; the horizontal aperture widths of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV are the same; the vertical aperture widths of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV are the same.
Preferably, the horizontal viewing angle of the 3D image Iθ 1Vertical viewing angleθ 2Horizontal resolutionR 1Vertical resolutionR 2Respectively as follows:
wherein the content of the first and second substances,pis the horizontal pitch of the rectangular pinholes in the rectangular pinhole array I,wis the horizontal aperture width of the rectangular pinholes in the rectangular pinhole array I,m 1is the number of rectangular picture elements I in the horizontal direction in the rectangular picture element array I,gis the distance between the display screen I and the display screen II,ais the ratio of the vertical width to the horizontal width of the display I.
Preferably, the horizontal viewing angle of the 3D image IIθ 3Vertical viewing angleθ 4Horizontal resolutionR 3Vertical resolutionR 4Respectively as follows:
wherein the content of the first and second substances,pis the horizontal pitch of the rectangular pinholes in the rectangular pinhole array I,wis the horizontal aperture width of the rectangular pinholes in the rectangular pinhole array I, m 2is the number of rectangular picture elements II in the horizontal direction in the rectangular picture element array II,lis the viewing distance, the distance between the viewer,gis the distance between the display screen I and the display screen II,ais the ratio of the vertical width to the horizontal width of the display I.
Preferably, the ratio of the horizontal aperture width to the horizontal pitch of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III, and the rectangular pinhole array IV is most suitable between 10% and 20%, and the ratio of the vertical aperture width to the vertical pitch of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III, and the rectangular pinhole array IV is most suitable between 10% and 20%.
Drawings
FIG. 1 is a schematic diagram of the structure and parameters in the horizontal direction of the present invention
FIG. 2 is a schematic diagram of the structure and parameters in the vertical direction of the present invention
FIG. 3 is a schematic view of the pinhole polarizer I of the present invention
FIG. 4 is a schematic view of the pinhole polarizer II of the present invention
FIG. 5 is a schematic diagram of the composite rectangular image element array I of the present invention
FIG. 6 is a schematic diagram of the composite rectangular image element array II of the present invention
The reference numbers in the figures are:
1. the display screen comprises a display screen I, a display screen 2, a pinhole polaroid I, a pinhole polaroid II, a display screen 5, polarized glasses I, a polarized glasses II, a rectangular pinhole array I, a rectangular pinhole array II, a rectangular pinhole array III, a rectangular pinhole array IV, a composite rectangular image element array I, a composite rectangular image element array 12, a composite rectangular image element array II, a rectangular image element I, a rectangular image element array 14, a rectangular image element II, a 15.3D image I and a 16.3D image II.
It should be understood that the above-described figures are merely schematic and are not drawn to scale.
Detailed Description
The following describes an exemplary embodiment of a uniform resolution dual view 3D display device in detail, and further details 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 double-vision 3D display device with uniform resolution, as shown in attached figures 1 and 2, which is characterized in that the device comprises a display screen I, a display screen II, a pinhole polaroid I, a pinhole polaroid II, a pair of polarized glasses I and a pair of polarized glasses II; the display screen I, the display screen II, the pinhole polaroid I and the pinhole polaroid II are arranged in parallel and are correspondingly aligned; the pinhole polaroid I is attached to the display screen I, and the pinhole polaroid II is attached to the display screen II; the pinhole polaroid I is positioned between the display screen I and the pinhole polaroid II, and the pinhole polaroid II is positioned between the pinhole polaroid I and the display screen II; the pinhole polaroid I is provided with a rectangular pinhole array I, and the pinhole polaroid II is provided with a rectangular pinhole array II, as shown in the attached figures 3 and 4; the polarization directions of the pinhole polaroid I and the pinhole polaroid II are orthogonal; the polarization direction of the polarization glasses I is the same as that of the pinhole polaroid I, and the polarization direction of the polarization glasses II is the same as that of the pinhole polaroid II; the display screen I is used for displaying a composite rectangular image element array I, the composite rectangular image element array I comprises a rectangular image element array I and a rectangular pinhole array III, the display screen II is used for displaying a composite rectangular image element array II, the composite rectangular image element array II comprises a rectangular image element array II and a rectangular pinhole array IV, as shown in fig. 5 and fig. 6; rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are respectively and correspondingly aligned; rectangular pinholes of the rectangular pinhole array II and the rectangular pinhole array IV are respectively aligned correspondingly; the rectangular image element array I reconstructs a 3D image I with uniform resolution through the rectangular pinhole array II and the rectangular pinhole array IV, and the 3D image I can only be seen through the polarized glasses I; the light rays emitted by the rectangular pinhole array I illuminate the rectangular image element array II through the rectangular pinhole array III to reconstruct a 3D image II with uniform resolution, and the 3D image II can only be seen through the polarized glasses II.
Preferably, the horizontal widths of the pinhole polarizer I and the display screen I are the same; the vertical widths of the pinhole polaroid I and the display screen I are the same; the horizontal widths of the pinhole polaroid II and the display screen II are the same; the vertical widths of the pinhole polaroid II and the display screen II are the same; the ratios of the horizontal width to the vertical width of the display screen I, the display screen II, the pinhole polaroid I and the pinhole polaroid II are the same.
Preferably, the horizontal pitches of the rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are the same; the vertical pitches of the rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are the same; the horizontal pitches of the rectangular pinholes in the rectangular pinhole array II and the rectangular pinhole array IV are the same; the vertical pitches of the rectangular pinholes in the rectangular pinhole array II and the rectangular pinhole array IV are the same; the ratio of the horizontal pitch to the vertical pitch of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV is equal to the ratio of the horizontal width to the vertical width of the display screen I.
Preferably, the horizontal aperture widths of the rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are the same; the vertical aperture widths of the rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are the same; the horizontal aperture widths of the rectangular pinholes in the rectangular pinhole array II and the rectangular pinhole array IV are the same; the vertical aperture widths of the rectangular pinholes in the rectangular pinhole array II and the rectangular pinhole array IV are the same; the ratio of the horizontal aperture width to the vertical aperture width of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV is equal to the ratio of the horizontal width to the vertical width of the display screen I.
Preferably, the number of rectangular pinholes in the horizontal direction in the rectangular pinhole array II and the number of rectangular pinholes in the horizontal direction in the rectangular pinhole array IV are both equal to the number of rectangular image elements I in the horizontal direction in the rectangular image element array I; the number of rectangular pinholes in the rectangular pinhole array II in the vertical direction and the number of rectangular pinholes in the rectangular pinhole array IV in the vertical direction are equal to the number of rectangular image elements I in the rectangular image element array I in the vertical direction; the number of rectangular pinholes in the horizontal direction in the rectangular pinhole array I and the number of rectangular pinholes in the horizontal direction in the rectangular pinhole array III are equal to the number of rectangular image elements II in the horizontal direction in the rectangular image element array II; the number of rectangular pinholes in the vertical direction in the rectangular pinhole array I and the number of rectangular pinholes in the vertical direction in the rectangular pinhole array III are both equal to the number of rectangular image elements II in the vertical direction in the rectangular image element array II.
Preferably, the horizontal pitch of the rectangular image elements I in the rectangular image element array I is equal to the horizontal pitch of the rectangular pinholes in the rectangular pinhole array II, and the vertical pitch of the rectangular image elements I in the rectangular image element array I is equal to the vertical pitch of the rectangular pinholes in the rectangular pinhole array II; the horizontal pitch of the rectangular image elements II in the rectangular image element array II is equal to the horizontal pitch of the rectangular pinholes in the rectangular pinhole array I, and the vertical pitch of the rectangular image elements II in the rectangular image element array II is equal to the vertical pitch of the rectangular pinholes in the rectangular pinhole array I.
Preferably, the horizontal widths of the display screen I, the display screen II, the pinhole polaroid I and the pinhole polaroid II are the same; the vertical widths of the display screen I, the display screen II, the pinhole polaroid I and the pinhole polaroid II are the same; the horizontal pitches of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV are the same; the vertical pitches of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV are the same; the horizontal aperture widths of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV are the same; the vertical aperture widths of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV are the same.
Preferably, the horizontal viewing angle of the 3D image Iθ 1Vertical viewing angleθ 2Horizontal resolutionR 1Vertical resolutionR 2Respectively as follows:
wherein the content of the first and second substances,pis the horizontal pitch of the rectangular pinholes in the rectangular pinhole array I,wis the horizontal aperture width of the rectangular pinholes in the rectangular pinhole array I,m 1is the number of rectangular picture elements I in the horizontal direction in the rectangular picture element array I,gis the distance between the display screen I and the display screen II,ais the ratio of the vertical width to the horizontal width of the display I.
Preferably, the horizontal viewing angle of the 3D image IIθ 3Vertical viewing angleθ 4Horizontal resolutionR 3Vertical resolutionR 4Respectively as follows:
wherein the content of the first and second substances,pis the horizontal pitch of the rectangular pinholes in the rectangular pinhole array I,wis the horizontal aperture width of the rectangular pinholes in the rectangular pinhole array I, m 2is the number of rectangular picture elements II in the horizontal direction in the rectangular picture element array II,lis the viewing distance, the distance between the viewer,gis the distance between the display screen I and the display screen II,ais the ratio of the vertical width to the horizontal width of the display I.
Preferably, the ratio of the horizontal aperture width to the horizontal pitch of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III, and the rectangular pinhole array IV is most suitable between 10% and 20%, and the ratio of the vertical aperture width to the vertical pitch of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III, and the rectangular pinhole array IV is most suitable between 10% and 20%.
The pitch of rectangular pinholes in the rectangular pinhole array I is 5mm, the horizontal aperture width of the rectangular pinholes in the rectangular pinhole array I is 1mm, the number of rectangular image elements I in the rectangular image element array I in the horizontal direction is 10, the number of rectangular image elements II in the rectangular image element array II in the horizontal direction is 10, the viewing distance is 1000mm, the distance between the display screen I and the display screen II is 5mm, and the ratio of the vertical width to the horizontal width of the display screen I is 0.75, the display screen is obtained by the formulas (1), (2) and (3), and the horizontal viewing angle, the vertical viewing angle, the horizontal resolution and the vertical resolution of the 3D image I are 42 degrees, 32 degrees, 10 degrees and 10 degrees respectively; from equations (4), (5), and (6), the horizontal viewing angle, the vertical viewing angle, the horizontal resolution, and the vertical resolution of the 3D image II are 42 °, 32 °, 10, and 10, respectively.
Claims (10)
1. The double-view 3D display device with uniform resolution is characterized by comprising a display screen I, a display screen II, a pinhole polaroid I, a pinhole polaroid II, polarized glasses I and polarized glasses II; the display screen I, the display screen II, the pinhole polaroid I and the pinhole polaroid II are arranged in parallel and are correspondingly aligned; the pinhole polaroid I is attached to the display screen I, and the pinhole polaroid II is attached to the display screen II; the pinhole polaroid I is positioned between the display screen I and the pinhole polaroid II, and the pinhole polaroid II is positioned between the pinhole polaroid I and the display screen II; the pinhole polaroid I is provided with a rectangular pinhole array I, and the pinhole polaroid II is provided with a rectangular pinhole array II; the polarization directions of the pinhole polaroid I and the pinhole polaroid II are orthogonal; the polarization direction of the polarization glasses I is the same as that of the pinhole polaroid I, and the polarization direction of the polarization glasses II is the same as that of the pinhole polaroid II; the display screen I is used for displaying a composite rectangular image element array I, the composite rectangular image element array I comprises a rectangular image element array I and a rectangular pinhole array III, the display screen II is used for displaying a composite rectangular image element array II, and the composite rectangular image element array II comprises a rectangular image element array II and a rectangular pinhole array IV; rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are respectively and correspondingly aligned; rectangular pinholes of the rectangular pinhole array II and the rectangular pinhole array IV are respectively aligned correspondingly; the rectangular image element array I reconstructs a 3D image I with uniform resolution through the rectangular pinhole array II and the rectangular pinhole array IV, and the 3D image I can only be seen through the polarized glasses I; the light rays emitted by the rectangular pinhole array I illuminate the rectangular image element array II through the rectangular pinhole array III to reconstruct a 3D image II with uniform resolution, and the 3D image II can only be seen through the polarized glasses II.
2. The uniform resolution, dual view 3D display device according to claim 1, wherein the horizontal widths of the pinhole polarizer I and the display screen I are the same; the vertical widths of the pinhole polaroid I and the display screen I are the same; the horizontal widths of the pinhole polaroid II and the display screen II are the same; the vertical widths of the pinhole polaroid II and the display screen II are the same; the ratios of the horizontal width to the vertical width of the display screen I, the display screen II, the pinhole polaroid I and the pinhole polaroid II are the same.
3. The uniform resolution dual view 3D display device according to claim 2, wherein horizontal pitches of rectangular pinholes in the rectangular pinhole arrays I, III are the same; the vertical pitches of the rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are the same; the horizontal pitches of the rectangular pinholes in the rectangular pinhole array II and the rectangular pinhole array IV are the same; the vertical pitches of the rectangular pinholes in the rectangular pinhole array II and the rectangular pinhole array IV are the same; the ratio of the horizontal pitch to the vertical pitch of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV is equal to the ratio of the horizontal width to the vertical width of the display screen I.
4. The uniform resolution dual view 3D display device according to claim 3, wherein the horizontal aperture widths of the rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are the same; the vertical aperture widths of the rectangular pinholes in the rectangular pinhole array I and the rectangular pinhole array III are the same; the horizontal aperture widths of the rectangular pinholes in the rectangular pinhole array II and the rectangular pinhole array IV are the same; the vertical aperture widths of the rectangular pinholes in the rectangular pinhole array II and the rectangular pinhole array IV are the same; the ratio of the horizontal aperture width to the vertical aperture width of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV is equal to the ratio of the horizontal width to the vertical width of the display screen I.
5. The uniform-resolution, dual-view 3D display device according to claim 1, wherein the number of horizontal rectangular pinholes in the rectangular pinhole array II and the number of horizontal rectangular pinholes in the rectangular pinhole array IV are both equal to the number of horizontal rectangular image elements I in the rectangular image element array I; the number of rectangular pinholes in the rectangular pinhole array II in the vertical direction and the number of rectangular pinholes in the rectangular pinhole array IV in the vertical direction are equal to the number of rectangular image elements I in the rectangular image element array I in the vertical direction; the number of rectangular pinholes in the horizontal direction in the rectangular pinhole array I and the number of rectangular pinholes in the horizontal direction in the rectangular pinhole array III are equal to the number of rectangular image elements II in the horizontal direction in the rectangular image element array II; the number of rectangular pinholes in the vertical direction in the rectangular pinhole array I and the number of rectangular pinholes in the vertical direction in the rectangular pinhole array III are both equal to the number of rectangular image elements II in the vertical direction in the rectangular image element array II.
6. The uniform resolution, dual view 3D display device of claim 5, wherein the horizontal pitch of rectangular image elements I in array I of rectangular image elements is equal to the horizontal pitch of rectangular pinholes in array II of rectangular pinholes, and the vertical pitch of rectangular image elements I in array I of rectangular image elements is equal to the vertical pitch of rectangular pinholes in array II of rectangular pinholes; the horizontal pitch of the rectangular image elements II in the rectangular image element array II is equal to the horizontal pitch of the rectangular pinholes in the rectangular pinhole array I, and the vertical pitch of the rectangular image elements II in the rectangular image element array II is equal to the vertical pitch of the rectangular pinholes in the rectangular pinhole array I.
7. The uniform-resolution, dual-view 3D display device according to claim 6, wherein the horizontal widths of the display screen I, the display screen II, the pinhole polarizer I, and the pinhole polarizer II are the same; the vertical widths of the display screen I, the display screen II, the pinhole polaroid I and the pinhole polaroid II are the same; the horizontal pitches of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV are the same; the vertical pitches of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV are the same; the horizontal aperture widths of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV are the same; the vertical aperture widths of the rectangular pinholes in the rectangular pinhole array I, the rectangular pinhole array II, the rectangular pinhole array III and the rectangular pinhole array IV are the same.
8. The uniform resolution, dual view 3D of claim 7Display device characterized by a horizontal viewing perspective of a 3D image Iθ 1Vertical viewing angleθ 2Horizontal resolutionR 1Vertical resolutionR 2Respectively as follows:
wherein the content of the first and second substances,pis the horizontal pitch of the rectangular pinholes in the rectangular pinhole array I,wis the horizontal aperture width of the rectangular pinholes in the rectangular pinhole array I,m 1is the number of rectangular picture elements I in the horizontal direction in the rectangular picture element array I,gis the distance between the display screen I and the display screen II,ais the ratio of the vertical width to the horizontal width of the display I.
9. The uniform resolution dual view 3D display device of claim 7, wherein a horizontal viewing perspective of 3D image IIθ 3Vertical viewing angleθ 4Horizontal resolutionR 3Vertical resolutionR 4Respectively as follows:
wherein the content of the first and second substances,pis the horizontal pitch of the rectangular pinholes in the rectangular pinhole array I,wis the horizontal aperture width of the rectangular pinholes in the rectangular pinhole array I, m 2is the number of rectangular picture elements II in the horizontal direction in the rectangular picture element array II,lis the viewing distance, the distance between the viewer,gis the distance between the display screen I and the display screen II,ais the ratio of the vertical width to the horizontal width of the display I.
10. The uniform resolution dual view 3D display device according to claim 1, wherein the ratio of the horizontal aperture width to the horizontal pitch of the rectangular pinholes in rectangular pinhole array I, rectangular pinhole array II, rectangular pinhole array III, and rectangular pinhole array IV is most suitable between 10% and 20%, and the ratio of the vertical aperture width to the vertical pitch of the rectangular pinholes in rectangular pinhole array I, rectangular pinhole array II, rectangular pinhole array III, and rectangular pinhole array IV is most suitable between 10% and 20%.
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| CN201921195844.0U CN212540918U (en) | 2019-07-28 | 2019-07-28 | Double-vision 3D display device with uniform resolution |
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| CN201921195844.0U CN212540918U (en) | 2019-07-28 | 2019-07-28 | Double-vision 3D display device with uniform resolution |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308567A (en) * | 2019-07-28 | 2019-10-08 | 成都工业学院 | The double vision 3D display device of non-uniform resolution |
| CN112859363A (en) * | 2021-04-01 | 2021-05-28 | 成都工业学院 | 3D display method based on double display screens |
| 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 |
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2019
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110308567A (en) * | 2019-07-28 | 2019-10-08 | 成都工业学院 | The double vision 3D display device of non-uniform resolution |
| CN110308567B (en) * | 2019-07-28 | 2024-03-08 | 成都航空职业技术学院 | Dual-view 3D display device with uniform resolution |
| CN112859363A (en) * | 2021-04-01 | 2021-05-28 | 成都工业学院 | 3D display method based on double display screens |
| 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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