CN109298539B - Integrated imaging 3D display device with uniform optical efficiency - Google Patents
Integrated imaging 3D display device with uniform optical efficiency Download PDFInfo
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- CN109298539B CN109298539B CN201811385545.3A CN201811385545A CN109298539B CN 109298539 B CN109298539 B CN 109298539B CN 201811385545 A CN201811385545 A CN 201811385545A CN 109298539 B CN109298539 B CN 109298539B
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- 230000003287 optical effect Effects 0.000 title claims abstract description 25
- 238000003384 imaging method Methods 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
- G02B30/27—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving lenticular arrays
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses an integrated imaging 3D display device with uniform optical efficiency, which comprises a display screen and a rectangular pinhole array; the rectangular pinhole array and the display screen are arranged in parallel and aligned correspondingly; the horizontal aperture width of the rectangular pinhole is not equal to the vertical aperture width, and the horizontal thickness of the rectangular pinhole is not equal to the vertical thickness; the horizontal optical efficiency is equal to the vertical optical efficiency.
Description
Technical Field
The present invention relates to integrated imaging 3D displays, and more particularly to integrated imaging 3D display devices of uniform optical efficiency.
Background
The integrated imaging 3D display technology is a true 3D display technology without any vision-aiding equipment. The technology has the characteristic of naked eye watching, the recording and displaying process is relatively simple, and the technology can display stereoscopic images with full parallax and full true colors, and is one of the hot spot technologies of the current 3D display. In integrated imaging 3D display based on a conventional rectangular pinhole array, the thicknesses of all rectangular pinholes are the same, the horizontal aperture widths of the rectangular pinholes are the same, the vertical aperture widths of the rectangular pinholes are the same, and the horizontal aperture widths of the rectangular pinholes are not equal to the vertical aperture widths. Therefore, there is a problem in that the horizontal optical efficiency is not equal to the vertical optical efficiency.
Disclosure of Invention
The invention provides an integrated imaging 3D display device with uniform optical efficiency, which is shown in figures 1 and 2 and is characterized by comprising a display screen and a rectangular pinhole array; the rectangular pinhole array and the display screen are arranged in parallel and aligned correspondingly; the display screen is used for displaying image elements, and the image elements correspond to and are aligned with the rectangular pinholes; the horizontal aperture width of the rectangular pinhole is not equal to the vertical aperture width, and the horizontal thickness of the rectangular pinhole is not equal to the vertical thickness; horizontal aperture width of rectangular pinholewThe method comprises the following steps:
（1）
wherein,,pis the pitch of the rectangular pinholes and the picture elements,gis the horizontal distance between the rectangular pinhole and the display screen,dis the vertical distance between the rectangular pinhole and the display screen,ais the horizontal thickness of the rectangular pinhole,bis the vertical thickness of the rectangular pinhole,vis the vertical aperture width of the rectangular pinhole.
Preferably, integration of uniform optical efficiencyHorizontal optical efficiency of image 3D display deviceφ 1 And vertical optical efficiencyφ 2 The method comprises the following steps:
（2）
wherein,,pis the pitch of the rectangular pinholes and the picture elements,gis the horizontal distance between the rectangular pinhole and the display screen,dis the vertical distance between the rectangular pinhole and the display screen,ais the horizontal thickness of the rectangular pinhole,bis the vertical thickness of the rectangular pinhole,wis the horizontal aperture width of the rectangular pinhole,vis the vertical aperture width of the rectangular pinhole.
Compared with the prior art, the invention has the beneficial effects that: the integrated imaging 3D display device with uniform optical efficiency reasonably sets the horizontal and vertical aperture width of the rectangular pinhole, the horizontal and vertical thickness of the rectangular pinhole and the horizontal and vertical distance between the rectangular pinhole and the display screen, so that the horizontal optical efficiency is equal to the vertical optical efficiency, and the 3D image effect is improved.
Drawings
FIG. 1 is a diagram showing the structure and horizontal parameters of an integrated imaging 3D display device according to the present invention
FIG. 2 is a diagram showing the structure and vertical parameters of the integrated imaging 3D display device of the present invention
The graphic reference numerals in the above figures are:
1. and 2, a display screen and a rectangular pinhole array.
It should be understood that the above-described figures are merely schematic and are not drawn to scale.
Detailed Description
An exemplary embodiment of the integrated imaging 3D display device of uniform optical efficiency of the present invention is described in detail below, and the present invention is further specifically described. It is noted that the following examples are given for the purpose of illustration only and are not to be construed as limiting the scope of the invention, since numerous insubstantial modifications and adaptations of the invention will be within the scope of the invention as viewed by one skilled in the art from the foregoing disclosure.
The invention provides an integrated imaging 3D display device with uniform optical efficiency, which is shown in figures 1 and 2 and is characterized by comprising a display screen and a rectangular pinhole array; the rectangular pinhole array and the display screen are arranged in parallel and aligned correspondingly; the horizontal aperture width of the rectangular pinhole is not equal to the vertical aperture width, and the horizontal thickness of the rectangular pinhole is not equal to the vertical thickness; horizontal aperture width of rectangular pinholewThe method comprises the following steps:
（1）
wherein,,pis the pitch of the rectangular pinholes and the picture elements,gis the horizontal distance between the rectangular pinhole and the display screen,dis the vertical distance between the rectangular pinhole and the display screen,ais the horizontal thickness of the rectangular pinhole,bis the vertical thickness of the rectangular pinhole,vis the vertical aperture width of the rectangular pinhole.
Preferably, the integrated imaging 3D display device of uniform optical efficiency has a horizontal optical efficiencyφ 1 And vertical optical efficiencyφ 2 The method comprises the following steps:
（2）
wherein,,pis the pitch of the rectangular pinholes and the picture elements,gis the horizontal distance between the rectangular pinhole and the display screen,dis the vertical distance between the rectangular pinhole and the display screen,ais the horizontal thickness of the rectangular pinhole,bis the vertical thickness of the rectangular pinhole,wis the horizontal aperture width of the rectangular pinhole,vis the vertical aperture width of the rectangular pinhole.
The pitch of the rectangular pinholes and the image elements is 5mm, the horizontal thickness of the rectangular pinholes is 1mm, the vertical thickness of the rectangular pinholes is 2mm, the horizontal distance between the rectangular pinholes and the display screen is 5mm, the vertical distance between the rectangular pinholes and the display screen is 4mm, and the vertical aperture width of the rectangular pinholes is 2mm, then the horizontal aperture width of the rectangular pinholes is 1.79mm obtained by calculating in the formula (1), and the horizontal optical efficiency and the vertical optical efficiency are 31% by calculating in the formula (2).
Claims (1)
1. The integrated imaging 3D display device with uniform optical efficiency is characterized by comprising a display screen and a rectangular pinhole array; the rectangular pinhole array and the display screen are arranged in parallel and aligned correspondingly; the display screen is used for displaying image elements, and the image elements correspond to and are aligned with the rectangular pinholes; the horizontal aperture width of the rectangular pinhole is not equal to the vertical aperture width, and the horizontal thickness of the rectangular pinhole is not equal to the vertical thickness; the horizontal aperture width w of the rectangular pinhole is:
wherein p is the pitch of the rectangular pinholes and the image elements, g is the horizontal distance between the rectangular pinholes and the display screen, d is the vertical distance between the rectangular pinholes and the display screen, a is the horizontal thickness of the rectangular pinholes, b is the vertical thickness of the rectangular pinholes, and v is the vertical aperture width of the rectangular pinholes; horizontal optical efficiencyAnd vertical optical efficiency->The method comprises the following steps:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811385545.3A CN109298539B (en) | 2018-11-20 | 2018-11-20 | Integrated imaging 3D display device with uniform optical efficiency |
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| CN201811385545.3A CN109298539B (en) | 2018-11-20 | 2018-11-20 | Integrated imaging 3D display device with uniform optical efficiency |
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| CN109298539B true CN109298539B (en) | 2023-09-19 |
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| CN110346942B (en) * | 2019-07-28 | 2024-03-08 | 成都航空职业技术学院 | Integrated imaging 3D display device based on barrier array |
| CN110398843B (en) * | 2019-07-28 | 2024-03-05 | 成都航空职业技术学院 | Dual-view 3D display device with wide view angle and uniform resolution |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100459719C (en) * | 2003-09-04 | 2009-02-04 | 株式会社东芝 | Three-dimensional image display device, three-dimensional image display method and three-dimensional display image data generating method |
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| JPH0996789A (en) * | 1995-03-14 | 1997-04-08 | Matsushita Electric Ind Co Ltd | Light emitting element, its driving circuit, view finder and video camera |
| US6160527A (en) * | 1996-09-02 | 2000-12-12 | Canon Kabushiki Kaisha | Stereoscopic image display apparatus |
| JP2003347052A (en) * | 2002-05-22 | 2003-12-05 | Matsushita Electric Ind Co Ltd | Organic electroluminescent element, display device and mobile terminal using same |
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