CN110095878A - A kind of double vision 3D display device and method - Google Patents
A kind of double vision 3D display device and method Download PDFInfo
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- CN110095878A CN110095878A CN201910442392.XA CN201910442392A CN110095878A CN 110095878 A CN110095878 A CN 110095878A CN 201910442392 A CN201910442392 A CN 201910442392A CN 110095878 A CN110095878 A CN 110095878A
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- 238000000034 method Methods 0.000 title claims abstract description 8
- 208000003164 Diplopia Diseases 0.000 title abstract 2
- 208000029444 double vision Diseases 0.000 title abstract 2
- 239000011521 glass Substances 0.000 claims abstract description 36
- 238000003491 array Methods 0.000 claims description 87
- 239000002131 composite material Substances 0.000 claims description 32
- 230000010287 polarization Effects 0.000 claims description 30
- 239000011295 pitch Substances 0.000 claims description 14
- 230000009977 dual effect Effects 0.000 claims description 10
- 238000009877 rendering Methods 0.000 abstract 4
- 239000011159 matrix material Substances 0.000 abstract 2
- 238000003384 imaging method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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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
- G02B30/22—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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Abstract
The invention discloses a kind of double vision 3D display device and methods, which is characterized in that including display screen I, display screen II, slit polarizing film I, slit polarizing film II, polarising glass I and polarising glass II；Micro- pattern matrix I passes through multiple groups slit array II and slit array IV respectively and reconstructs multiple 3D rendering I, a high-resolution 3D rendering I is merged into viewing areas, and it can only be seen by polarising glass I, it illuminates micro- pattern matrix II respectively by the light of multiple groups slit array I and slit array III and reconstructs multiple 3D rendering II, it is merged into a high-resolution 3D rendering II in viewing areas, and can only be seen by polarising glass II.
Description
Technical Field
The present invention relates to 3D display, and more particularly, to a dual view 3D display device and method.
Background
The one-dimensional integrated imaging double-view 3D display is the fusion of a double-view display technology and a one-dimensional integrated imaging 3D display technology. It may enable the viewer to see different 3D pictures in different viewing directions. However, the existing one-dimensional integrated imaging dual-view 3D display has a bottleneck problem of insufficient resolution, which seriously affects the experience of viewers.
Disclosure of Invention
The invention provides a double-view 3D display device, which is characterized by comprising a display screen I, a display screen II, a slit polaroid I, a slit polaroid II, polarized glasses I and polarized glasses II, wherein the display screen I is a display screen I; the display screen I, the display screen II, the slit polaroid I and the slit polaroid II are arranged in parallel and are correspondingly aligned; the slit polarizing film I is attached to the display screen I, and the slit polarizing film II is attached to the display screen II; the slit polaroid I is positioned between the display screen I and the slit polaroid II, and the slit polaroid II is positioned between the slit polaroid I and the display screen II; the slit polarizer I is provided with a plurality of groups of slit arrays I, and the slit polarizer II is provided with a plurality of groups of slit arrays II, as shown in the attached figures 2 and 3; the polarization directions of the slit polarizing plate I and the slit polarizing plate II are orthogonal; the polarization direction of the polarization glasses I is the same as that of the slit polaroid I, and the polarization direction of the polarization glasses II is the same as that of the slit polaroid II; the display screen I is used for displaying a composite micro-image array I, the composite micro-image array I comprises a micro-image array I and a plurality of groups of slit arrays III, the display screen II is used for displaying a composite micro-image array II, and the composite micro-image array II comprises a micro-image array II and a plurality of groups of slit arrays IV, as shown in the attached figures 4 and 5; as shown in fig. 6, the micro image array I reconstructs a plurality of 3D images I through a plurality of sets of slit arrays II and IV, and merges into one high-resolution 3D image I in the viewing area and can only be seen through the polarized glasses I, the micro image array II is respectively illuminated by the light beams of the plurality of sets of slit arrays I and III to reconstruct a plurality of 3D images II, and merges into one high-resolution 3D image II in the viewing area and can only be seen through the polarized glasses II.
Preferably, the number of groups of the slit array I, the slit array II, the slit array III and the slit array IV is the same.
Preferably, each group of slit arrays III is correspondingly aligned with a corresponding slit array I, and each group of slit arrays IV is correspondingly aligned with a corresponding slit array II; a plurality of slits II corresponding to each image element I in the composite micro-image array I are symmetrical by taking the center of the image element I as a center; the plurality of slits I corresponding to each picture element II in the composite micro-image array II are symmetrical with the center of the picture element II as the center.
Preferably, the number of image elements I in the micro image array I, the number of slits in each group of slit arrays II and the number of slits in each group of slit arrays IV are the same; the number of image elements II in the micro image array II, the number of slits in each set of slit array I, and the number of slits in each set of slit array III are all the same.
Preferably, the distances between the adjacent slit arrays I are the same; the distances between the adjacent slit arrays II are the same; the distances between the adjacent slit arrays III are the same; the pitches of the adjacent slit arrays IV are the same.
Preferably, the pitches of the micro image array I, the micro image array II, the slit array I, the slit array II, the slit array III and the slit array IV are the same; the aperture widths of the slit array I, the slit array II, the slit array III and the slit array IV are the same.
Preferably, the thickness of the slit polarizer I and the slit polarizer II is the same; the distance between the slit polaroid I and the display screen II is equal to the distance between the display screen I and the slit polaroid II; spacing distance between slit polaroid I and display screen IIgThe calculation is as follows:
（1）
wherein,pis the pitch of the slots in the slot array I,wis the aperture width of the slits in the slit array I,tis the thickness of the slit polarizer I,zis the number of groups of the slot array I,ais the spacing of adjacent slit arrays I in the slit polarizer I.
Preferably, the vertical resolution of the 3D image IR 1And vertical resolution of 3D image IIR 2Are respectively as
（2）
（3）
Wherein,pis the pitch of the slots in the slot array I,Mis the number of picture elements I in the micro picture array I,Nis the number of picture elements II in the micro picture array II,wis the aperture width of the slits in the slit array I,zis the number of groups of the slot array I,ais the spacing of adjacent slit arrays I in the slit polarizer I.
A dual view 3D display method, comprising:
the slit polaroid I is provided with a plurality of groups of slit arrays I, and the slit polaroid II is provided with a plurality of groups of slit arrays II; the polarization directions of the slit polarizing plate I and the slit polarizing plate II are orthogonal;
the polarization direction of the polarization glasses I is the same as that of the slit polaroid I, and the polarization direction of the polarization glasses II is the same as that of the slit polaroid II;
the composite micro-image array I comprises a micro-image array I and a plurality of groups of slit arrays III; the composite micro-image array II comprises a micro-image array II and a plurality of groups of slit arrays IV;
using a plurality of groups of slit arrays I in the slit polarizing film I, a plurality of groups of slit arrays II in the slit polarizing film II and a plurality of groups of slit arrays IV in the composite micro-image array II as light-transmitting slit arrays;
using a plurality of groups of slit arrays III in the composite micro-image array I as line light source arrays;
each image element I in the micro image array I corresponds to a plurality of slits II and slits IV, and pixels in each image element I are imaged for a plurality of times through the slits II and the slits IV; the micro image array I reconstructs a plurality of 3D images I through a plurality of groups of slit arrays II and IV respectively, and the 3D images I are combined into a high-resolution 3D image I in a viewing area and can be seen only through polarized glasses I;
each image element II in the micro image array II corresponds to a plurality of slits I and III, and pixels in each image element II are illuminated and imaged for multiple times through the light rays passing through the slits I and III; and a plurality of 3D images II are reconstructed by respectively illuminating the micro image array II through the light rays of the plurality of groups of slit arrays I and III, and are combined into a high-resolution 3D image II in a viewing area, and the high-resolution 3D image II can be seen only through the polarized glasses II.
Drawings
FIG. 1 is a schematic structural diagram of the present invention
FIG. 2 is a schematic view of a slit polarizer I of the present invention
FIG. 3 is a schematic view of a slit polarizer II of the present invention
FIG. 4 is a schematic view of a composite micro-image array I of the present invention
FIG. 5 is a schematic view of a composite micro-image array II of the present invention
FIG. 6 is a schematic diagram of the principles and parameters of the present invention
The reference numbers in the figures are:
1. the display screen comprises a display screen I, a display screen II, a display screen 3, a slit polarizing film I, a slit polarizing film II, a polarizing glasses I, a polarizing glasses II, a slit array I, a slit array II, a slit array III, a slit array IV, a micro image array I, a micro image array 12, a micro image array II, a micro image array 13, an image element I, and an image element II.
It should be understood that the above-described figures are merely schematic and are not drawn to scale.
Detailed Description
The present invention will be described in further detail below with reference to a detailed description of an exemplary embodiment of a dual-view 3D display device and method according to the present invention. It should be noted that the following examples are only for illustrative purposes and should not be construed as limiting the scope of the present invention, and that the skilled person in the art may make modifications and adaptations of the present invention without departing from the scope of the present invention.
The invention provides a double-view 3D display device, which is characterized by comprising a display screen I, a display screen II, a slit polaroid I, a slit polaroid II, polarized glasses I and polarized glasses II, wherein the display screen I is a display screen I; the display screen I, the display screen II, the slit polaroid I and the slit polaroid II are arranged in parallel and are correspondingly aligned; the slit polarizing film I is attached to the display screen I, and the slit polarizing film II is attached to the display screen II; the slit polaroid I is positioned between the display screen I and the slit polaroid II, and the slit polaroid II is positioned between the slit polaroid I and the display screen II; the slit polarizer I is provided with a plurality of groups of slit arrays I, and the slit polarizer II is provided with a plurality of groups of slit arrays II, as shown in the attached figures 2 and 3; the polarization directions of the slit polarizing plate I and the slit polarizing plate II are orthogonal; the polarization direction of the polarization glasses I is the same as that of the slit polaroid I, and the polarization direction of the polarization glasses II is the same as that of the slit polaroid II; the display screen I is used for displaying a composite micro-image array I, the composite micro-image array I comprises a micro-image array I and a plurality of groups of slit arrays III, the display screen II is used for displaying a composite micro-image array II, and the composite micro-image array II comprises a micro-image array II and a plurality of groups of slit arrays IV, as shown in the attached figures 4 and 5; as shown in fig. 6, the micro image array I reconstructs a plurality of 3D images I through a plurality of sets of slit arrays II and IV, and merges into one high-resolution 3D image I in the viewing area and can only be seen through the polarized glasses I, the micro image array II is respectively illuminated by the light beams of the plurality of sets of slit arrays I and III to reconstruct a plurality of 3D images II, and merges into one high-resolution 3D image II in the viewing area and can only be seen through the polarized glasses II.
Preferably, the number of groups of the slit array I, the slit array II, the slit array III and the slit array IV is the same.
Preferably, each group of slit arrays III is correspondingly aligned with a corresponding slit array I, and each group of slit arrays IV is correspondingly aligned with a corresponding slit array II; a plurality of slits II corresponding to each image element I in the composite micro-image array I are symmetrical by taking the center of the image element as a center; the plurality of slits I corresponding to each picture element II in the composite micro-image array II are symmetrical with the center of the picture element as the center.
Preferably, the number of image elements I in the micro image array I, the number of slits in each group of slit arrays II and the number of slits in each group of slit arrays IV are the same; the number of image elements in the micro image array II, the number of slits in each group of slit arrays I, and the number of slits in each group of slit arrays III are the same.
Preferably, the distances between the adjacent slit arrays I are the same; the distances between the adjacent slit arrays II are the same; the distances between the adjacent slit arrays III are the same; the pitches of the adjacent slit arrays IV are the same.
Preferably, the pitches of the micro image array I, the micro image array II, the slit array I, the slit array II, the slit array III and the slit array IV are the same; the aperture widths of the slit array I, the slit array II, the slit array III and the slit array IV are the same.
Preferably, the thickness of the slit polarizer I and the slit polarizer II is the same; the distance between the slit polaroid I and the display screen II is equal to the distance between the display screen I and the slit polaroid II; spacing distance between slit polaroid I and display screen IIgThe calculation is as follows:
（1）
wherein,pis the pitch of the slots in the slot array I,wis the aperture width of the slits in the slit array I,tis the thickness of the slit polarizer I,zis the number of groups of the slot array I,ais the spacing of adjacent slit arrays I in the slit polarizer I.
Preferably, the vertical resolution of the 3D image IR 1And vertical resolution of 3D image IIR 2Are respectively as
（2）
（3）
Wherein,pis the pitch of the slots in the slot array I,Mis the number of picture elements I in the micro picture array I,Nis the number of picture elements II in the micro picture array II,wis the aperture width of the slits in the slit array I,zis the number of groups of the slot array I,ais the spacing of adjacent slit arrays I in the slit polarizer I.
A dual view 3D display method, comprising:
the slit polaroid I is provided with a plurality of groups of slit arrays I, and the slit polaroid II is provided with a plurality of groups of slit arrays II; the polarization directions of the slit polarizing plate I and the slit polarizing plate II are orthogonal;
the polarization direction of the polarization glasses I is the same as that of the slit polaroid I, and the polarization direction of the polarization glasses II is the same as that of the slit polaroid II;
the composite micro-image array I comprises a micro-image array I and a plurality of groups of slit arrays III; the composite micro-image array II comprises a micro-image array II and a plurality of groups of slit arrays IV;
using a plurality of groups of slit arrays I in the slit polarizing film I, a plurality of groups of slit arrays II in the slit polarizing film II and a plurality of groups of slit arrays IV in the composite micro-image array II as light-transmitting slit arrays;
using a plurality of groups of slit arrays III in the composite micro-image array I as line light source arrays;
each image element I in the micro image array I corresponds to a plurality of slits II and slits IV, and pixels in each image element I are imaged for a plurality of times through the slits II and the slits IV; the micro image array I reconstructs a plurality of 3D images I through a plurality of groups of slit arrays II and IV respectively, and the 3D images I are combined into a high-resolution 3D image I in a viewing area and can be seen only through polarized glasses I;
each image element II in the micro image array II corresponds to a plurality of slits I and III, and pixels in each image element II are illuminated and imaged for multiple times through the light rays passing through the slits I and III; and a plurality of 3D images II are reconstructed by respectively illuminating the micro image array II through the light rays of the plurality of groups of slit arrays I and III, and are combined into a high-resolution 3D image II in a viewing area, and the high-resolution 3D image II can be seen only through the polarized glasses II.
The pitch of the slits in the slit array I is 10mm, the aperture width of the slits in the slit array I is 0.5mm, the number of groups of the slit array I is 4, the thickness of the slit polarizer I is 1mm, the number of image elements I in the micro image array I is 100, the number of image elements II in the micro image array II is 100, the distance between two adjacent groups of slit arrays I in the slit polarizer I is 0.01mm, the distance between the display screen I and the slit polarizer II is 8mm by calculation of formula (1), the vertical resolution of the 3D image I is 340 by calculation of formula (2) and formula (3), and the vertical resolution of the 3D image II is 340 by calculation of formula (3).
Claims (9)
1. A double-view 3D display device is characterized by comprising a display screen I, a display screen II, a slit polaroid I, a slit polaroid II, polarized glasses I and polarized glasses II; the display screen I, the display screen II, the slit polaroid I and the slit polaroid II are arranged in parallel and are correspondingly aligned; the slit polarizing film I is attached to the display screen I, and the slit polarizing film II is attached to the display screen II; the slit polaroid I is positioned between the display screen I and the slit polaroid II, and the slit polaroid II is positioned between the slit polaroid I and the display screen II; the slit polaroid I is provided with a plurality of groups of slit arrays I, and the slit polaroid II is provided with a plurality of groups of slit arrays II; the polarization directions of the slit polarizing plate I and the slit polarizing plate II are orthogonal; the polarization direction of the polarization glasses I is the same as that of the slit polaroid I, and the polarization direction of the polarization glasses II is the same as that of the slit polaroid II; the display screen I is used for displaying a composite micro-image array I, the composite micro-image array I comprises a micro-image array I and a plurality of groups of slit arrays III, the display screen II is used for displaying a composite micro-image array II, and the composite micro-image array II comprises a micro-image array II and a plurality of groups of slit arrays IV; the micro image array I reconstructs a plurality of 3D images I through a plurality of groups of slit arrays II and IV respectively, the 3D images I are combined into a high-resolution 3D image I in a viewing area and can only be seen through polarized glasses I, the micro image array II is respectively illuminated by light rays of a plurality of groups of slit arrays I and III to reconstruct a plurality of 3D images II, and the 3D images II are combined into a high-resolution 3D image II in the viewing area and can only be seen through polarized glasses II.
2. A dual view 3D display device according to claim 1, wherein the number of groups of slot array I, slot array II, slot array III and slot array IV is the same.
3. The dual view 3D display device of claim 1, wherein each set of slot arrays III is aligned with a corresponding slot array I, and each set of slot arrays IV is aligned with a corresponding slot array II; a plurality of slits II corresponding to each image element I in the composite micro-image array I are symmetrical by taking the center of the image element I as a center; the plurality of slits I corresponding to each picture element II in the composite micro-image array II are symmetrical with the center of the picture element II as the center.
4. A dual view 3D display device according to claim 1, wherein the number of picture elements I in the micro picture array I, the number of slits in each set of slit arrays II, and the number of slits in each set of slit arrays IV are the same; the number of image elements II in the micro image array II, the number of slits in each set of slit array I, and the number of slits in each set of slit array III are all the same.
5. A dual view 3D display device according to claim 1, wherein the pitch of adjacent slit arrays I is the same; the distances between the adjacent slit arrays II are the same; the distances between the adjacent slit arrays III are the same; the pitches of the adjacent slit arrays IV are the same.
6. The dual-view 3D display device of claim 1, wherein pitches of the micro image array I, the micro image array II, the slit array I, the slit array II, the slit array III and the slit array IV are the same; the aperture widths of the slit array I, the slit array II, the slit array III and the slit array IV are the same.
7. A dual view 3D display device according to claim 6, wherein the thickness of the slit polarizer I and the slit polarizer II are the same; the distance between the slit polaroid I and the display screen II is equal to the distance between the display screen I and the slit polaroid II; spacing distance between slit polaroid I and display screen IIgThe calculation is as follows:
wherein,pis the pitch of the slots in the slot array I,wis the aperture width of the slits in the slit array I,tis the thickness of the slit polarizer I,zis the number of groups of the slot array I,ais the spacing of adjacent slit arrays I in the slit polarizer I.
8. A dual view 3D display device as claimed in claim 1, wherein the vertical resolution of the 3D image IR 1And vertical resolution of 3D image IIR 2Are respectively as
Wherein,pis the pitch of the slots in the slot array I,Mis the number of picture elements I in the micro picture array I,Nis the number of picture elements II in the micro picture array II,wis the aperture width of the slits in the slit array I,zis the number of groups of the slot array I,ais the spacing of adjacent slit arrays I in the slit polarizer I.
9. A dual view 3D display method, comprising:
the slit polaroid I is provided with a plurality of groups of slit arrays I, and the slit polaroid II is provided with a plurality of groups of slit arrays II; the polarization directions of the slit polarizing plate I and the slit polarizing plate II are orthogonal;
the polarization direction of the polarization glasses I is the same as that of the slit polaroid I, and the polarization direction of the polarization glasses II is the same as that of the slit polaroid II;
the composite micro-image array I comprises a micro-image array I and a plurality of groups of slit arrays III; the composite micro-image array II comprises a micro-image array II and a plurality of groups of slit arrays IV;
using a plurality of groups of slit arrays I in the slit polarizing film I, a plurality of groups of slit arrays II in the slit polarizing film II and a plurality of groups of slit arrays IV in the composite micro-image array II as light-transmitting slit arrays;
using a plurality of groups of slit arrays III in the composite micro-image array I as line light source arrays;
each image element I in the micro image array I corresponds to a plurality of slits II and slits IV, and pixels in each image element I are imaged for a plurality of times through the slits II and the slits IV; the micro image array I reconstructs a plurality of 3D images I through a plurality of groups of slit arrays II and IV respectively, and the 3D images I are combined into a high-resolution 3D image I in a viewing area and can be seen only through polarized glasses I;
each image element II in the micro image array II corresponds to a plurality of slits I and III, and pixels in each image element II are illuminated and imaged for multiple times through the light rays passing through the slits I and III; and a plurality of 3D images II are reconstructed by respectively illuminating the micro image array II through the light rays of the plurality of groups of slit arrays I and III, and are combined into a high-resolution 3D image II in a viewing area, and the high-resolution 3D image II can be seen only through the polarized glasses II.
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