CN208432812U - Free stereo double vision display device based on slit polarizing film - Google Patents
Free stereo double vision display device based on slit polarizing film Download PDFInfo
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- CN208432812U CN208432812U CN201821292673.9U CN201821292673U CN208432812U CN 208432812 U CN208432812 U CN 208432812U CN 201821292673 U CN201821292673 U CN 201821292673U CN 208432812 U CN208432812 U CN 208432812U
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- polarizing film
- disparity map
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Abstract
The utility model discloses the free stereo double vision display device based on slit polarizing film, including display screen 1, display screen 2, slit polarizing film 1, slit polarizing film 2, polarising glass 1, polarising glasses 2；Two different 3D renderings can be provided.
Description
Technical field
The utility model relates to a kind of Auto-stereo displays, and more specifically, the utility model relates to be polarized based on slit
The free stereo double vision display device of piece.
Background technique
It is a kind of novel display occurred in recent years that double vision, which is shown, and display two is different simultaneously on one display for it
2D picture, the viewer on different view directions can only see one of 2D picture, to realize on one display
Meet the different demands of multiple viewers simultaneously.Existing double vision, which is shown, passes through the beam splitters such as parallax grating or cylindrical lens for two
A 2D picture separates, or viewer is allowed to wear different filtering lens units, can only watch on a certain view direction to reach
The effect of one 2D picture.But existing double vision shows that have the shortcomings that one obvious, display picture is 2D picture, can not
Realize 3D display.
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 inclined based on slit
The free stereo double vision display device of vibration piece, the device can provide two different 3D renderings simultaneously.
In order to realize above-mentioned purpose of utility model, the utility model provides following technical scheme:
Free stereo double vision display device based on slit polarizing film, as shown in Fig. 1, which is characterized in that including display
Shield 1, display screen 2, slit polarizing film 1, slit polarizing film 2, polarising glass 1, polarising glass 2；The display screen 1 and the display
Screen 2 is placed in parallel；The slit polarizing film 1 is pasted with the display screen 1 and the display screen 2 respectively with the slit polarizing film 2
It closes；The slit polarizing film 1 is alternately arranged and is formed by polarization unit 1 and slit 1, and the slit polarizing film 2 is by 2 He of polarization unit
Slit 2 is alternately arranged composition, the polarization unit 1 in the slit polarizing film 1 and the polarization unit 2 in the slit polarizing film 2
Polarization direction it is orthogonal, as shown in attached drawing 2 and attached drawing 3；The polarising glass 1 and the polarization unit 1 in the slit polarizing film 1
Polarization direction it is identical, the polarising glass 2 is identical as the polarization direction of polarization unit 2 in the slit polarizing film 2；
The display screen 1 is for showing that compound disparity map 1, the compound disparity map 1 replace 1 and slit 3 by disparity map
It rearranges, the disparity map in the compound disparity map 1 is obtained to 1 by 3D scene 1, and the display screen 2 is compound for showing
Disparity map 2, the compound disparity map 2 are alternately arranged and are formed to 2 and slit 4 by disparity map, the parallax in the compound disparity map 2
Figure is obtained to 2 by 3D scene 2, as shown in figures 4 and 5；
Preferably, the slit 1 in the slit polarizing film 1 is corresponding with the slit 3 in the compound disparity map 1 and is aligned,
Slit 2 in the slit polarizing film 2 is corresponding with the slit 4 in the compound disparity map 2 and is aligned；
Preferably, the polarization unit 1 in the slit polarizing film 1 and the disparity map in the compound disparity map 1 are corresponding to 1
And be aligned, the polarization unit 2 in the slit polarizing film 2 and the disparity map in the compound disparity map 2 are corresponding and be aligned to 2；
Preferably, the slit 1 in the slit polarizing film 1 and the slit 3 in the compound disparity map 1 is of same size,
Slit 2 in the slit polarizing film 2 is of same size with the slit 4 in the compound disparity map 2.
Preferably, the disparity map is equal the number of disparity map in 1, the disparity map to the number of disparity map in 2,
And it is equal to viewpoint number.
Preferably, in slit polarizing film 1 slit 1 widthwWith the width of the slit 2 in slit polarizing film 2vMeet public
Formula:
Wherein,LFor viewing ratio,DFor the spacing of slit polarizing film 1 and slit polarizing film 2.
Preferably, the width of the polarization unit 1 in slit polarizing film 1aWith the width of the polarization unit 2 in slit polarizing film 2
DegreebMeet formula:
Wherein,LFor viewing ratio,DFor the spacing of slit polarizing film 1 and slit polarizing film 2.
Preferably, in viewing ratioLPlace, the resolution ratio of 3D rendering 1 and 3D rendering 2RAre as follows:
Wherein,KFor viewpoint number,MFor the resolution ratio of display screen 1, NFor the resolution ratio of display screen 2.
Detailed description of the invention
Attached drawing 1 is the structure chart that the free stereo double vision based on slit polarizing film of the utility model is shown
Attached drawing 2 is the arrangement schematic diagram of the slit polarizing film 1 of the utility model
Attached drawing 3 is the arrangement schematic diagram of the slit polarizing film 2 of the utility model
The arrangement schematic diagram of the compound disparity map 1 of the utility model when attached drawing 4 is two viewpoint
The arrangement schematic diagram of the compound disparity map 2 of the utility model when attached drawing 5 is two viewpoint
Shown by reference numeral in above-mentioned attached drawing are as follows:
1 display screen, 1,2 display screen, 2,32,5 polarising glass of slit polarizing film Isosorbide-5-Nitrae slit polarizing film, 1,6 polarising glass 2,7 is partially
Shake 1,8 polarization unit 2 of unit, 9 compound disparity maps 1,10 1,12 slit of compound 2,11 slit of disparity map, 2,13 slit 3,14
4,15 disparity map of slit is to 1,16 disparity map to 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.
Free stereo double vision display device based on slit polarizing film, as shown in Fig. 1, which is characterized in that including display
Shield 1, display screen 2, slit polarizing film 1, slit polarizing film 2, polarising glass 1, polarising glass 2；The display screen 1 and the display
Screen 2 is placed in parallel；The slit polarizing film 1 is pasted with the display screen 1 and the display screen 2 respectively with the slit polarizing film 2
It closes；The slit polarizing film 1 is alternately arranged and is formed by polarization unit 1 and slit 1, and the slit polarizing film 2 is by 2 He of polarization unit
Slit 2 is alternately arranged composition, the polarization unit 1 in the slit polarizing film 1 and the polarization unit 2 in the slit polarizing film 2
Polarization direction it is orthogonal, as shown in attached drawing 2 and attached drawing 3；The polarising glass 1 and the polarization unit 1 in the slit polarizing film 1
Polarization direction it is identical, the polarising glass 2 is identical as the polarization direction of polarization unit 2 in the slit polarizing film 2；
The display screen 1 is for showing that compound disparity map 1, the compound disparity map 1 replace 1 and slit 3 by disparity map
It rearranges, the disparity map in the compound disparity map 1 is obtained to 1 by 3D scene 1, and the display screen 2 is compound for showing
Disparity map 2, the compound disparity map 2 are alternately arranged and are formed to 2 and slit 4 by disparity map, the parallax in the compound disparity map 2
Figure is obtained to 2 by 3D scene 2, as shown in figures 4 and 5；
Preferably, the slit 1 in the slit polarizing film 1 is corresponding with the slit 3 in the compound disparity map 1 and is aligned,
Slit 2 in the slit polarizing film 2 is corresponding with the slit 4 in the compound disparity map 2 and is aligned；
Preferably, the polarization unit 1 in the slit polarizing film 1 and the disparity map in the compound disparity map 1 are corresponding to 1
And be aligned, the polarization unit 2 in the slit polarizing film 2 and the disparity map in the compound disparity map 2 are corresponding and be aligned to 2；
Preferably, the slit 1 in the slit polarizing film 1 and the slit 3 in the compound disparity map 1 is of same size,
Slit 2 in the slit polarizing film 2 is of same size with the slit 4 in the compound disparity map 2.
Preferably, the disparity map is equal the number of disparity map in 1, the disparity map to the number of disparity map in 2,
And it is equal to viewpoint number.
Preferably, in slit polarizing film 1 slit 1 widthwWith the width of the slit 2 in slit polarizing film 2vMeet public
Formula:
Wherein,LFor viewing ratio,DFor the spacing of slit polarizing film 1 and slit polarizing film 2.
Preferably, the width of the polarization unit 1 in slit polarizing film 1aWith the width of the polarization unit 2 in slit polarizing film 2
DegreebMeet formula:
Wherein,LFor viewing ratio,DFor the spacing of slit polarizing film 1 and slit polarizing film 2.
Preferably, in viewing ratioLPlace, the resolution ratio of 3D rendering 1 and 3D rendering 2RAre as follows:
Wherein,KFor viewpoint number,MFor the resolution ratio of display screen 1, NFor the resolution ratio of display screen 2.
Viewpoint numberKWhen being 2, the spacing of slit polarizing film 1 and slit polarizing film 2DFor 10mm, viewing ratioLFor
90mm, the width of the polarization unit 1 in slit polarizing film 1aFor 1mm, then according to formulaSlit polarization can be obtained
The width of polarization unit 2 in piece 2bFor 0.9mm；The width of slit 1 in slit polarizing film 1wFor 0.2mm, then according to formulaThe width of the slit 2 in slit polarizing film 2 can be obtainedvFor 0.18mm, the resolution ratio of display screen 1 is 1920 ×
1080, the resolution ratio of display screen 2 is 1920 × 1080, then according to formula3D rendering 1 and 3D figure 2 can be obtained
Resolution ratio be 640 × 1080.
Claims (8)
1. the free stereo double vision display device based on slit polarizing film, which is characterized in that including display screen 1, display screen 2, narrow
Stitch polarizing film 1, slit polarizing film 2, polarising glass 1, polarising glass 2；The display screen 1 is placed in parallel with the display screen 2；Institute
It states slit polarizing film 1 and is bonded respectively with the display screen 1 and the display screen 2 with the slit polarizing film 2；The slit polarization
Piece 1 is alternately arranged and is formed by polarization unit 1 and slit 1, and the slit polarizing film 2 is alternately arranged group by polarization unit 2 and slit 2
At the polarization unit 1 in the slit polarizing film 1 is orthogonal with the polarization direction of polarization unit 2 in the slit polarizing film 2；
The polarising glass 1 is identical as the polarization direction of polarization unit 1 in the slit polarizing film 1, the polarising glass 2 with it is described
The polarization direction of polarization unit 2 in slit polarizing film 2 is identical；
The display screen 1 is for showing that compound disparity map 1, the compound disparity map 1 are alternately arranged 1 and slit 3 by disparity map
It forms, the disparity map in the compound disparity map 1 is obtained to 1 by 3D scene 1, and the display screen 2 is for showing compound parallax
Fig. 2, the compound disparity map 2 are alternately arranged and are formed to 2 and slit 4 by disparity map, the disparity map pair in the compound disparity map 2
2 are obtained by 3D scene 2.
2. as described in claim 1 based on the free stereo double vision display device of slit polarizing film, which is characterized in that described narrow
Slit 1 in seam polarizing film 1 is corresponding with the slit 3 in the compound disparity map 1 and is aligned, narrow in the slit polarizing film 2
Seam 2 is corresponding with the slit 4 in the compound disparity map 2 and is aligned.
3. as described in claim 1 based on the free stereo double vision display device of slit polarizing film, which is characterized in that described narrow
Polarization unit 1 and the disparity map in the compound disparity map 1 in seam polarizing film 1 are corresponding and be aligned, the slit polarizing film to 1
Polarization unit 2 in 2 and the disparity map in the compound disparity map 2 are corresponding and be aligned to 2.
4. as described in claim 1 based on the free stereo double vision display device of slit polarizing film, which is characterized in that described narrow
The of same size of slit 1 and the slit 3 in the compound disparity map 1 in polarizing film 1 is stitched, it is narrow in the slit polarizing film 2
Seam 2 is of same size with the slit 4 in the compound disparity map 2.
5. as described in claim 1 based on the free stereo double vision display device of slit polarizing film, which is characterized in that the view
Poor figure is equal the number of disparity map in 1, the disparity map to the number of disparity map in 2, and is equal to viewpoint number.
6. as described in claim 1 based on the free stereo double vision display device of slit polarizing film, which is characterized in that slit is inclined
The width of polarization unit 1 in vibration piece 1aWith the width of the polarization unit 2 in slit polarizing film 2bMeet formula:
Wherein,LFor viewing ratio,DFor the spacing of slit polarizing film 1 and slit polarizing film 2.
7. as described in claim 1 based on the free stereo double vision display device of slit polarizing film, which is characterized in that best
Viewing distanceLPlace, the resolution ratio of 3D rendering 1 and 3D rendering 2RAre as follows:
Wherein,KFor viewpoint number,MFor the resolution ratio of display screen 1, NFor the resolution ratio of display screen 2.
8. as claimed in claim 4 based on the free stereo double vision display device of slit polarizing film, which is characterized in that slit is inclined
The width of slit 1 in vibration piece 1wWith the width of the slit 2 in slit polarizing film 2vMeet formula:
Wherein,LFor viewing ratio,DFor the spacing of slit polarizing film 1 and slit polarizing film 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821292673.9U CN208432812U (en) | 2018-08-13 | 2018-08-13 | Free stereo double vision display device based on slit polarizing film |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821292673.9U CN208432812U (en) | 2018-08-13 | 2018-08-13 | Free stereo double vision display device based on slit polarizing film |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108710219A (en) * | 2018-08-13 | 2018-10-26 | 成都工业学院 | Free stereo double vision display device and method based on slit polarizing film |
| CN110208956A (en) * | 2019-05-25 | 2019-09-06 | 成都工业学院 | One-dimensional integrated imaging 3D display device and method based on slit polarizing film |
-
2018
- 2018-08-13 CN CN201821292673.9U patent/CN208432812U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108710219A (en) * | 2018-08-13 | 2018-10-26 | 成都工业学院 | Free stereo double vision display device and method based on slit polarizing film |
| CN110208956A (en) * | 2019-05-25 | 2019-09-06 | 成都工业学院 | One-dimensional integrated imaging 3D display device and method based on slit polarizing film |
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