CN214795442U - Integrated imaging double-view 3D display device based on polaroid - Google Patents
Integrated imaging double-view 3D display device based on polaroid Download PDFInfo
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Abstract
The utility model discloses an integrated imaging double-vision 3D display device based on a polaroid, which comprises a display screen, the 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 sub-polaroid I and the one-dimensional pinhole, and the two-dimensional image element I reconstructs a two-dimensional 3D image I through the corresponding sub-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; the one-dimensional image element II reconstructs a one-dimensional 3D image II through the corresponding sub-polarizing film II and the one-dimensional pinhole, and the two-dimensional image element II reconstructs a two-dimensional 3D image II through the corresponding sub-polarizing film 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; 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.
Description
Technical Field
The utility model relates to a 3D shows, more specifically says, the utility model relates to an integrated formation of image double vision 3D display device based on polaroid.
Background
The integrated imaging double-vision 3D display can present two true 3D pictures on the same display screen, and viewers wearing different polarized glasses can see one true 3D picture, so that the requirements of a plurality of viewers are met on one display screen. Although the integrated imaging dual-view 3D display based on the polaroid has the defect that the aspect ratio of a 3D image is equal to half of that of a display screen, the integrated imaging dual-view 3D display based on the polaroid has the advantages of simple structure, low cost and the like. However, the existing integrated imaging dual-view 3D display based on polarizer still has the problems of low resolution and viewing angle inversely proportional to the number of picture elements in the horizontal direction.
Disclosure of Invention
The utility model provides an integrated imaging double-vision 3D display device based on a polaroid, as shown in the attached figure 1, which is characterized by comprising a display screen, a polaroid, a composite pinhole array, a pair of polarized glasses I and a pair of polarized glasses II; the display screen, the polaroid and the composite pinhole array are sequentially arranged in parallel and are correspondingly aligned; the polaroid is tightly attached to the display screen; the polaroid comprises a sub-polaroid I and a sub-polaroid II; the polarization direction of the sub-polarizer I is orthogonal to that of the sub-polarizer II; the horizontal widths of the sub-polaroid I and the sub-polaroid II are equal to half of the horizontal width of the display screen; the vertical widths of the sub-polaroid I and the sub-polaroid II are equal to the vertical width of the display screenA straight width; the sub-polarizing film I is correspondingly aligned with the left half part of the display screen, and the sub-polarizing film II is correspondingly aligned with the right half part of the display screen; the composite pinhole array comprises one-dimensional pinholes and two-dimensional pinholes, as shown in figure 2; the one-dimensional pinholes and the two-dimensional pinholes are sequentially arranged in odd rows, and the two-dimensional pinholes and the one-dimensional pinholes are sequentially arranged in even rows; the display screen displays the composite micro-image array as shown in figure 3; 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 elements I and the two-dimensional image elements I are sequentially arranged in odd-numbered rows of the left half part of the composite micro-image array, and the two-dimensional image elements I and the one-dimensional image elements I are sequentially arranged in even-numbered rows of the left half part of the composite micro-image array; the one-dimensional image elements II and the two-dimensional image elements II are sequentially arranged in odd-numbered rows of the right half part of the composite micro-image array, and the two-dimensional image elements II and the one-dimensional image elements II are sequentially arranged in even-numbered rows of the right half part of the composite micro-image array; the number of 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 in the horizontal direction is equal, and the number of 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 in the vertical direction is equal; the number of one-dimensional pinholes in the horizontal direction and the number of two-dimensional pinholes in the horizontal direction are equal to twice the number of one-dimensional image elements I in the horizontal direction, and the number of one-dimensional pinholes in the vertical direction and the number of two-dimensional pinholes in the vertical direction are equal to the number of one-dimensional image elements I in the vertical direction; the pitches of the one-dimensional pinholes and the two-dimensional pinholes are the same; the pitches of 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 aperture widths of the one-dimensional pinholes and the two-dimensional pinholes are the same; pitch of one-dimensional pinholeqCalculated from the following formula:
wherein the content of the first and second substances,pis the pitch of the one-dimensional picture elements I,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the composite pinhole array; the polarization direction of the polarization glasses I is the same as that of the sub-polarizing plate I, and the polarization direction of the polarization glasses II is the same as that of the sub-polarizing plate II; the one-dimensional image element I reconstructs a one-dimensional 3D image I through the corresponding sub-polaroid I and the one-dimensional pinhole, and the two-dimensional image element I reconstructs a two-dimensional 3D image I through the corresponding sub-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; the one-dimensional image element II reconstructs a one-dimensional 3D image II through the corresponding sub-polarizing film II and the one-dimensional pinhole, and the two-dimensional image element II reconstructs a two-dimensional 3D image II through the corresponding sub-polarizing film 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; 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 horizontal resolution of the 3D image Ih 1Vertical resolution of 3D image Iv 1Viewing angle of 3D image Iθ 1Horizontal resolution of 3D image IIh 2Vertical resolution of 3D image IIv 2Viewing angle of 3D image IIθ 2Are respectively as
Wherein the content of the first and second substances,m 1is the number of one-dimensional picture elements I in the horizontal direction,n 1is the number of one-dimensional picture elements I in the vertical direction,pis the pitch of the one-dimensional picture elements I,xis the pitch of the individual pixels of the display I and the display II,wis the aperture width of the one-dimensional pinhole.
Drawings
FIG. 1 is a schematic diagram of the structure and parameters of the present invention
FIG. 2 is a schematic diagram of the composite pinhole array of the present invention
FIG. 3 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 polarizing plates, 3 composite pinhole arrays, 4 sub polarizing plates I, 5 sub polarizing plates II, 6 polarizing glasses I, 7 polarizing glasses II, 8 one-dimensional pinholes, 9 two-dimensional pinholes, 10 one-dimensional image elements I, 11 two-dimensional image elements I, 12 one-dimensional image elements II, 13 two-dimensional image elements II, 14.3D image I and 15.3D 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 the integrated imaging dual-view 3D display device based on the polarizer in detail, and the present invention is further described in detail. 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 an integrated imaging double-vision 3D display device based on a polaroid, as shown in the attached figure 1, which is characterized by comprising a display screen, a polaroid, a composite pinhole array, a pair of polarized glasses I and a pair of polarized glasses II; the display screen, the polaroid and the composite pinhole array are sequentially arranged in parallel and are correspondingly aligned; the polaroid is tightly attached to the display screen; the polaroid comprises a sub-polaroid I and a sub-polaroid II; the polarization direction of the sub-polarizer I is orthogonal to that of the sub-polarizer II; the horizontal widths of the sub-polaroid I and the sub-polaroid II are equal to half of the horizontal width of the display screen; the vertical widths of the sub-polaroid I and the sub-polaroid II are equal to the vertical width of the display screen; the sub-polarizing film I is correspondingly aligned with the left half part of the display screen, and the sub-polarizing film II is correspondingly aligned with the right half part of the display screen; the composite pinhole array comprises one-dimensional pinholes and two-dimensional pinholes, as shown in figure 2; the one-dimensional pinholes and the two-dimensional pinholes are sequentially arranged in odd rows, and the two-dimensional pinholes and the one-dimensional pinholes are sequentially arranged in even rows; the display screen displays the composite micro-image array as shown in figure 3; 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 elements I and the two-dimensional image elements I are sequentially arranged in odd-numbered rows of the left half part of the composite micro-image array, and the two-dimensional image elements I and the one-dimensional image elements I are sequentially arranged in even-numbered rows of the left half part of the composite micro-image array; the one-dimensional image elements II and the two-dimensional image elements II are sequentially arranged in odd-numbered rows of the right half part of the composite micro-image array, and the two-dimensional image elements II and the one-dimensional image elements II are sequentially arranged in even-numbered rows of the right half part of the composite micro-image array; the number of 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 in the horizontal direction is equal, and the number of 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 in the vertical direction is equal; the number of one-dimensional pinholes in the horizontal direction and the number of two-dimensional pinholes in the horizontal direction are equal to twice the number of one-dimensional image elements I in the horizontal direction, and the number of one-dimensional pinholes in the vertical direction and the number of two-dimensional pinholes in the vertical directionEqual to the number of one-dimensional picture elements I in the vertical direction; the pitches of the one-dimensional pinholes and the two-dimensional pinholes are the same; the pitches of 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 aperture widths of the one-dimensional pinholes and the two-dimensional pinholes are the same; pitch of one-dimensional pinholeqCalculated from the following formula:
wherein the content of the first and second substances,pis the pitch of the one-dimensional picture elements I,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the composite pinhole array; the polarization direction of the polarization glasses I is the same as that of the sub-polarizing plate I, and the polarization direction of the polarization glasses II is the same as that of the sub-polarizing plate II; the one-dimensional image element I reconstructs a one-dimensional 3D image I through the corresponding sub-polaroid I and the one-dimensional pinhole, and the two-dimensional image element I reconstructs a two-dimensional 3D image I through the corresponding sub-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; the one-dimensional image element II reconstructs a one-dimensional 3D image II through the corresponding sub-polarizing film II and the one-dimensional pinhole, and the two-dimensional image element II reconstructs a two-dimensional 3D image II through the corresponding sub-polarizing film 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; 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 horizontal resolution of the 3D image Ih 1Vertical resolution of 3D image Iv 1Viewing angle of 3D image Iθ 1Horizontal resolution of 3D image IIh 2Vertical resolution of 3D image IIv 2Viewing angle of 3D image IIθ 2Are respectively as
Wherein the content of the first and second substances,m 1is the number of one-dimensional picture elements I in the horizontal direction,n 1is the number of one-dimensional picture elements I in the vertical direction,pis the pitch of the one-dimensional picture elements I,xis the pitch of the individual pixels of the display I and the display II,wis the aperture width of the one-dimensional pinhole.
The pitch of the one-dimensional image element I is 10mm, the viewing distance is 90mm, the distance between the display screen and the composite pinhole array is 10mm, the number of the one-dimensional image elements I in the horizontal direction is 2, the number of the one-dimensional image elements I in the vertical direction is 2, the pitch of a single pixel of the display screen I and the display screen II is 1mm, the aperture width of the one-dimensional pinhole is 1mm, the pitch of the one-dimensional pinhole is 9mm obtained by calculation of the formula (1), and the horizontal resolution, the vertical resolution and the viewing angle of the 3D image I are respectively 4, 22 and 48 degrees obtained by calculation of the formulas (2), (3) and (4); the horizontal resolution, the vertical resolution, and the viewing angle of the 3D image II calculated by equations (5), (6), and (7) are 4, 22, and 48 °, respectively. In a traditional integrated imaging dual-view 3D display based on a polarizer, the horizontal resolution, the vertical resolution, and the viewing angle of the 3D image I are 4, and 32 degrees, respectively; the horizontal resolution, the vertical resolution, and the viewing angle of the 3D image II are 4, and 32 °, respectively.
Claims (2)
1. The integrated imaging double-view 3D display device based on the polaroid is characterized by comprising a display screen, the polaroid, a composite pinhole array, a pair of polarized glasses I and a pair of polarized glasses II; the display screen, the polaroid and the composite pinhole array are sequentially arranged in parallel and are correspondingly aligned; the polaroid is tightly attached to the display screen; the polaroid comprises a sub-polaroid I and a sub-polaroid II; the polarization direction of the sub-polarizer I is orthogonal to that of the sub-polarizer II; the horizontal widths of the sub-polaroid I and the sub-polaroid II are equal to half of the horizontal width of the display screen; the vertical widths of the sub-polaroid I and the sub-polaroid II are equal to the vertical width of the display screen; the sub-polarizing film I is correspondingly aligned with the left half part of the display screen, and the sub-polarizing film II is correspondingly aligned with the right half part of the display screen; the composite pinhole array comprises one-dimensional pinholes and two-dimensional pinholes; the one-dimensional pinholes and the two-dimensional pinholes are sequentially arranged in odd rows, and the two-dimensional pinholes and the one-dimensional pinholes are sequentially arranged in even rows; 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 elements I and the two-dimensional image elements I are sequentially arranged in odd-numbered rows of the left half part of the composite micro-image array, and the two-dimensional image elements I and the one-dimensional image elements I are sequentially arranged in even-numbered rows of the left half part of the composite micro-image array; the one-dimensional image elements II and the two-dimensional image elements II are sequentially arranged in odd-numbered rows of the right half part of the composite micro-image array, and the two-dimensional image elements II and the one-dimensional image elements II are sequentially arranged in even-numbered rows of the right half part of the composite micro-image array; the number of 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 in the horizontal direction is equal, and the number of 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 in the vertical direction is equal; the number of one-dimensional pinholes in the horizontal direction and the number of two-dimensional pinholes in the horizontal direction are equal to one in the horizontal directionThe number of the dimension image elements I is twice that of the dimension image elements I, and the number of the one-dimensional pinholes in the vertical direction and the number of the two-dimensional pinholes in the vertical direction are equal to the number of the one-dimensional image elements I in the vertical direction; the pitches of the one-dimensional pinholes and the two-dimensional pinholes are the same; the pitches of 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 aperture widths of the one-dimensional pinholes and the two-dimensional pinholes are the same; pitch of one-dimensional pinholeqCalculated from the following formula:
wherein the content of the first and second substances,pis the pitch of the one-dimensional picture elements I,lis the viewing distance, the distance between the viewer,gis the distance between the display screen and the composite pinhole array; the polarization direction of the polarization glasses I is the same as that of the sub-polarizing plate I, and the polarization direction of the polarization glasses II is the same as that of the sub-polarizing plate II; the one-dimensional image element I reconstructs a one-dimensional 3D image I through the corresponding sub-polaroid I and the one-dimensional pinhole, and the two-dimensional image element I reconstructs a two-dimensional 3D image I through the corresponding sub-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; the one-dimensional image element II reconstructs a one-dimensional 3D image II through the corresponding sub-polarizing film II and the one-dimensional pinhole, and the two-dimensional image element II reconstructs a two-dimensional 3D image II through the corresponding sub-polarizing film 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; 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 polarizer-based integrated imaging dual view 3D display device according to claim 1, wherein the horizontal resolution of the 3D image Ih 1Vertical resolution of 3D image Iv 1Viewing angle of 3D image Iθ 1Horizontal resolution of 3D image IIh 2Vertical resolution of 3D image IIv 2Viewing angle of 3D image IIθ 2Are respectively as
Wherein the content of the first and second substances,m 1is the number of one-dimensional picture elements I in the horizontal direction,n 1is the number of one-dimensional picture elements I in the vertical direction,pis the pitch of the one-dimensional picture elements I,xis the pitch of the individual pixels of the display I and the display II,wis the aperture width of the one-dimensional pinhole.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115032809A (en) * | 2022-07-04 | 2022-09-09 | 宁波维真显示科技股份有限公司 | Liquid crystal splicing large screen compatible with 2D and 3D display and preparation method of large screen |
| CN117939106A (en) * | 2024-03-19 | 2024-04-26 | 成都工业学院 | Viewpoint planning assembly for stereoscopic display |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115032809A (en) * | 2022-07-04 | 2022-09-09 | 宁波维真显示科技股份有限公司 | Liquid crystal splicing large screen compatible with 2D and 3D display and preparation method of large screen |
| CN115032809B (en) * | 2022-07-04 | 2023-08-08 | 杭州大昱光电科技有限公司 | Liquid crystal spliced large screen compatible with 2D and 3D display and large screen preparation method |
| CN117939106A (en) * | 2024-03-19 | 2024-04-26 | 成都工业学院 | Viewpoint planning assembly for stereoscopic display |
| CN117939106B (en) * | 2024-03-19 | 2024-05-24 | 成都工业学院 | Viewpoint planning assembly for stereoscopic display |
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Effective date of registration: 20230828 Address after: No. 30-1 Zhongshan Road, Qingshui County, Tianshui City, Gansu Province, 741000 Patentee after: Tianshui Ruige Video Information Technology Co.,Ltd. Address before: 610031 Sichuan province Chengdu City Street No. 2 Patentee before: CHENGDU TECHNOLOGICAL University |
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