CN208477225U - Double vision 3D display device based on Lenticular screen - Google Patents
Double vision 3D display device based on Lenticular screen Download PDFInfo
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- CN208477225U CN208477225U CN201821296105.6U CN201821296105U CN208477225U CN 208477225 U CN208477225 U CN 208477225U CN 201821296105 U CN201821296105 U CN 201821296105U CN 208477225 U CN208477225 U CN 208477225U
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Abstract
The utility model discloses the double vision 3D display device based on Lenticular screen, including display screen, polarization arrays, Lenticular screen, barrier array, polarising glass 1, polarising glass 2；Lenticular screen is made of the identical lens cells close-packed arrays of multiple parameters, polarization arrays are alternately arranged are formed in the horizontal and vertical directions by polarization unit 1 and polarization unit 2, polarization unit 1 is orthogonal with the polarization direction of polarization unit 2, both horizontally and vertically the polarization direction of upper adjacent polarization unit is orthogonal in polarization arrays, polarising glass 1 is identical as the polarization direction of polarization unit 1, and polarising glass 2 is identical as the polarization direction of polarization unit 2；The light that barrier array issues any two image primitive is not interfere with each other, provided simultaneously in the same vision area resolution ratio uniform two it is different without crosstalk 3D rendering.
Description
Technical field
The utility model relates to double vision 3D displays, and more specifically, the utility model relates to double based on Lenticular screen
Depending on 3D display device.
Background technique
Integration imaging double vision 3D display is the fusion of double vision display technology and integration imaging 3D display technology.It can make
Viewer sees different 3D pictures on different view directions.But there are four for existing integration imaging double vision 3D display
A obvious disadvantage: 1, two 3D vision area separation, viewer need mobile viewing location that can just see another 3D picture；2,
Resolution ratio is uneven；3, narrow viewing angle；4, there are crosstalks.
Summary of the invention
The purpose of the utility model is to overcome the above-mentioned deficiencies in the presence of the prior art, provide a kind of based on cylindrical lens
The double vision 3D display device of grating, the device can provide resolution ratio uniform two different nothings simultaneously in the same vision area
Crosstalk 3D rendering.
In order to realize above-mentioned purpose of utility model, the utility model provides following technical scheme:
Double vision 3D display device based on Lenticular screen, as shown in Fig. 1, which is characterized in that including display screen, polarization
Array, Lenticular screen, barrier array, polarising glass 1, polarising glass 2；The Lenticular screen is identical by multiple parameters
Mirror member close-packed arrays composition, the polarization arrays are alternately arranged in the horizontal and vertical directions by polarization unit 1 and polarization unit 2
Composition, the polarization unit 1 is orthogonal with the polarization direction of the polarization unit 2, in the polarization arrays both horizontally and vertically
The polarization direction of upper adjacent polarization unit is orthogonal, as shown in Fig. 2；The polarization of the polarising glass 1 and the polarization unit 1
Direction is identical, and the polarising glass 2 is identical as the polarization direction of the polarization unit 2；
The display screen for showing micro- pattern matrix, micro- pattern matrix by image primitive 1 and image primitive 2 horizontal and
It is alternately rearranged in vertical direction, as shown in Fig. 3；Described image member 1 is obtained by 3D scene 1, and described image member 2 passes through
3D scene 2 obtains；Described image member 1 and described image member 2 it is corresponding with the polarization unit 1 and the polarization unit 2 respectively and
Alignment；Pitch, the pitch of the polarization unit 2 of the polarization unit 1 are all the same, and the polarization unit 1 and the polarization
The pitch of unit 2 is greater than the pitch of the cylindrical lens；
The barrier array is placed between the display screen and the Lenticular screen, every two lens cells settings one
A barrier, one end of the barrier are located at lens cells junction, and it is corresponding partially that the other end of the barrier is located at said lens member
Shake unit junction；The light that barrier array issues any two image primitive 1 is not interfere with each other, and barrier array makes any two
The light that a image primitive 2 issues is not interfere with each other, to eliminate crosstalk.
Preferably, the center of the display screen, the polarization arrays and the Lenticular screen is corresponding and is aligned.
Preferably, the polarization arrays are fitted closely with the display screen, the pitch of the polarization unit 1, the polarization
The pitch of unit 2, the pitch of described image member 1, the pitch of described image member 2 are all the same.
Preferably, the Lenticular screen includesmThe pitch of a lens cells, the lens cells isa, the coke of the lens cells
Away from forf, then the pitch of the polarization unit 1 and the polarization unit 2pIt is calculated by following formula:
Wherein,lFor viewing ratio.
The viewing visual angle of 3D rendering 1 and 3D rendering 2θIt is calculated by following formula:
。
Detailed description of the invention
Attached drawing 1 is the structure chart of the double vision 3D display of the utility model
Attached drawing 2 is the arrangement schematic diagram of the polarization arrays of the utility model
Attached drawing 3 is the arrangement schematic diagram of micro- pattern matrix of the utility model
Shown by reference numeral in above-mentioned attached drawing are as follows:
1 display screen, 2 polarization arrays, 3 Lenticular screens, 4 barrier arrays, 5 polarising glass, 1,6 polarising glass 2,7 is partially
Shake 1,8 polarization unit 2 of unit, 9 micro- pattern matrixes, 10 image primitive, 1,11 image primitive, 2,12 3D rendering, 1,13 3D rendering 2.
Specific embodiment
The following detailed description of an exemplary embodiments using the utility model, further had to the utility model
Body description.It is described further, should not be understood as it is necessarily pointed out that following embodiment is served only for the utility model
Limitation to scope of protection of the utility model, field person skilled in the art are practical new to this according to above-mentioned the content of the present invention
Type makes some nonessential modifications and adaptations, still falls within the protection scope of the utility model.
Double vision 3D display device based on Lenticular screen, as shown in Fig. 1, which is characterized in that including display screen, polarization
Array, Lenticular screen, barrier array, polarising glass 1, polarising glass 2；The Lenticular screen is identical by multiple parameters
Mirror member close-packed arrays composition, the polarization arrays are alternately arranged in the horizontal and vertical directions by polarization unit 1 and polarization unit 2
Composition, the polarization unit 1 is orthogonal with the polarization direction of the polarization unit 2, in the polarization arrays both horizontally and vertically
The polarization direction of upper adjacent polarization unit is orthogonal, as shown in Fig. 2；The polarization of the polarising glass 1 and the polarization unit 1
Direction is identical, and the polarising glass 2 is identical as the polarization direction of the polarization unit 2；
The display screen for showing micro- pattern matrix, micro- pattern matrix by image primitive 1 and image primitive 2 horizontal and
It is alternately rearranged in vertical direction, as shown in Fig. 3；Described image member 1 is obtained by 3D scene 1, and described image member 2 passes through
3D scene 2 obtains；Described image member 1 and described image member 2 it is corresponding with the polarization unit 1 and the polarization unit 2 respectively and
Alignment；Pitch, the pitch of the polarization unit 2 of the polarization unit 1 are all the same, and the polarization unit 1 and the polarization
The pitch of unit 2 is greater than the pitch of the cylindrical lens；
The barrier array is placed between the display screen and the Lenticular screen, every two lens cells settings one
A barrier, one end of the barrier are located at lens cells junction, and it is corresponding partially that the other end of the barrier is located at said lens member
Shake unit junction；The light that barrier array issues any two image primitive 1 is not interfere with each other, and barrier array makes any two
The light that a image primitive 2 issues is not interfere with each other, to eliminate crosstalk.
Preferably, the center of the display screen, the polarization arrays and the Lenticular screen is corresponding and is aligned.
Preferably, the polarization arrays are fitted closely with the display screen, the pitch of the polarization unit 1, the polarization
The pitch of unit 2, the pitch of described image member 1, the pitch of described image member 2 are all the same.
Preferably, the Lenticular screen includesmThe pitch of a lens cells, the lens cells isa, the coke of the lens cells
Away from forf, then the pitch of the polarization unit 1 and the polarization unit 2pIt is calculated by following formula:
Wherein,lFor viewing ratio.
The viewing visual angle of 3D rendering 1 and 3D rendering 2θIt is calculated by following formula:
。
Micro- pattern matrix and polarization arrays include 30 × 30 units, wherein 30 units, Vertical Square in horizontal direction
Upward 30 units, Lenticular screen include 30 lens cells, and the pitch of lens cells isa=10mm, viewing ratio arel=
The focal length of 500mm, lens cells isf=10mm, then by formulaIt is calculated, the pitch of polarization unit 1, polarization are single
The pitch of member 2, the pitch of the pitch of image primitive 1 and image primitive 2 arep=10.2mm, by formulaIt calculates
It obtains, the viewing visual angle of 3D rendering 1 and 3D rendering 2θIt is 54 °, 3D rendering 1 and 3D rendering 2 have 30 rows and 30 column pixels；3D
Image 1 and the number of pixels of the every a line of 3D rendering 2 are 15, and the number of pixels of each column is 15；Based on above-mentioned parameter
Traditional integration imaging double vision 3D display in, the viewing visual angle of 3D rendering 1 and 3D rendering 2 is 30 °, the every a line of 3D rendering 1
Number of pixels is 15, and the number of pixels of odd column is 30, and the number of pixels of even column is 0；The every a line of 3D rendering 2
Number of pixels is 15, and the number of pixels of odd column is 0, and the number of pixels of even column is 30.
Claims (4)
1. the double vision 3D display device based on Lenticular screen, which is characterized in that including display screen, polarization arrays, cylindrical lens light
Grid, barrier array, polarising glass 1, polarising glass 2；The Lenticular screen is by the identical lens cells close-packed arrays of multiple parameters
Composition, the polarization arrays are alternately arranged are formed in the horizontal and vertical directions by polarization unit 1 and polarization unit 2, described inclined
The unit 1 that shakes is orthogonal with the polarization direction of the polarization unit 2, and adjacent polarization is both horizontally and vertically gone up in the polarization arrays
The polarization direction of unit is orthogonal；The polarising glass 1 is identical as the polarization direction of the polarization unit 1, the polarising glass 2 with
The polarization direction of the polarization unit 2 is identical；
The display screen is for showing micro- pattern matrix, and micro- pattern matrix is by image primitive 1 and image primitive 2 horizontal and vertical
It is alternately rearranged on direction；Described image member 1 is obtained by 3D scene 1, and described image member 2 is obtained by 3D scene 2；It is described
Image primitive 1 and described image member 2 are corresponding with the polarization unit 1 and the polarization unit 2 respectively and be aligned；The polarization unit
1 pitch, the pitch of the polarization unit 2 are all the same, and the pitch of the polarization unit 1 and the polarization unit 2 is greater than institute
State the pitch of cylindrical lens；
The barrier array is placed between the display screen and the Lenticular screen, and a barrier is arranged every two lens cells
Wall, one end of the barrier are located at lens cells junction, and it is single that the other end of the barrier is located at the corresponding polarization of said lens member
First junction；The light that barrier array issues any two image primitive 1 is not interfere with each other, and barrier array makes any two figure
The light that pixel 2 issues is not interfere with each other, to eliminate crosstalk.
2. the double vision 3D display device based on Lenticular screen as described in claim 1, which is characterized in that the display screen,
The center of the polarization arrays and the Lenticular screen is corresponding and is aligned.
3. the double vision 3D display device based on Lenticular screen as described in claim 1, which is characterized in that the polarization arrays
It is fitted closely with the display screen, the section of the pitch of the polarization unit 1, the pitch of the polarization unit 2, described image member 1
It is all the same away from, the pitch of described image member 2.
4. the double vision 3D display device based on Lenticular screen as claimed in claim 3, which is characterized in that the cylindrical lens light
Grid includemThe pitch of a lens cells, the lens cells isa, the focal length of the lens cells isf, then the polarization unit 1 and described
The pitch of polarization unit 2pIt is calculated by following formula:
Wherein,lFor viewing ratio；
The viewing visual angle of 3D rendering 1 and 3D rendering 2θIt is calculated by following formula:
。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821296105.6U CN208477225U (en) | 2018-08-13 | 2018-08-13 | Double vision 3D display device based on Lenticular screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821296105.6U CN208477225U (en) | 2018-08-13 | 2018-08-13 | Double vision 3D display device based on Lenticular screen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627991A (en) * | 2018-08-13 | 2018-10-09 | 成都工业学院 | Double vision 3D display device and method based on Lenticular screen |
| CN115981026A (en) * | 2023-03-22 | 2023-04-18 | 成都工业学院 | Crosstalk-free grating stereoscopic display |
-
2018
- 2018-08-13 CN CN201821296105.6U patent/CN208477225U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627991A (en) * | 2018-08-13 | 2018-10-09 | 成都工业学院 | Double vision 3D display device and method based on Lenticular screen |
| CN115981026A (en) * | 2023-03-22 | 2023-04-18 | 成都工业学院 | Crosstalk-free grating stereoscopic display |
| CN115981026B (en) * | 2023-03-22 | 2023-05-12 | 成都工业学院 | Crosstalk-free grating stereoscopic display |
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