CN204287680U - Double-visual angle VA display screen - Google Patents
Double-visual angle VA display screen Download PDFInfo
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- CN204287680U CN204287680U CN201420737897.1U CN201420737897U CN204287680U CN 204287680 U CN204287680 U CN 204287680U CN 201420737897 U CN201420737897 U CN 201420737897U CN 204287680 U CN204287680 U CN 204287680U
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- alignment film
- groove
- visual angle
- film
- conducting film
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Abstract
A kind of Double-visual angle VA display screen, this Double-visual angle VA display screen is formed with the first space and the second space of filling liquid crystal, the twist angle of the liquid crystal in the twist angle of the liquid crystal in the first space and second space is 0 °, and the friction orientation of the 3rd groove is contrary with the friction orientation of the first groove, the friction orientation of the 4th groove is contrary with the friction orientation of the second groove, pattern on 3rd conducting film second glass substrate relative to the pattern on the second conducting film is specular, thus reach Double-visual angle display, expand angular field of view, and the maximum angular field of view in Liang Ge visual angle district all reaches: LOOK LEFT is 60 °, LOOK RIGHT is 60 °, positive visual angle is 150 °, make the angular field of view of Double-visual angle VA display screen almost reach comprehensive 360 ° and there is no visual angle blind spot.
Description
Technical field
The utility model relates to display screen field, particularly a kind of Double-visual angle VA display screen.
Background technology
Existing VA display screen is single-view, although maximum angular field of view reaches: LOOK LEFT θ=60 °, LOOK RIGHT δ=60 °, γ=150 °, positive visual angle, as shown in Figure 1, visual angle is still narrower, can not meet the needs of people to angular field of view.
Utility model content
Given this, the Double-visual angle VA display screen providing a kind of visual angle wider is necessary.
A kind of Double-visual angle VA display screen, comprise lower Polarizer, first glass substrate, first conducting film, first alignment film, second alignment film, second conducting film, second glass substrate, 3rd conducting film, 3rd alignment film, 4th alignment film, 4th conducting film, 3rd glass substrate and upper Polarizer, described first glass substrate, first conducting film and the first alignment film stack gradually on described lower Polarizer, described second alignment film, second conducting film, second glass substrate, 3rd conducting film and the 3rd alignment film stack gradually, described 4th alignment film, 4th conducting film, 3rd glass substrate and upper Polarizer stack gradually,
The side that described first conducting film is laminated with described first alignment film is fixedly connected with by the first frame glue with the side that described second conducting film is laminated with described second alignment film, and the relative dual-side of described first alignment film is all fixedly connected with described first frame glue with the relative dual-side of described second alignment film, to form first space closed, in described first space, be filled with liquid crystal; Described first alignment film offers the first groove that multiple friction orientation is identical, described second alignment film offers the second groove that multiple friction orientation is identical, and the friction orientation of described first groove is contrary with the friction orientation of described second groove, the bearing of trend of described second groove is parallel with the bearing of trend of described first groove, is 0 ° to make the twist angle of the liquid crystal in described first space;
The side that described 3rd conducting film is laminated with described 3rd alignment film is fixedly connected with by the second frame glue with the side that described 4th conducting film is laminated with described 4th alignment film, and the relative dual-side of described 3rd alignment film is all fixedly connected with described second frame glue with the relative dual-side of described 4th alignment film, to form a second space closed, be filled with liquid crystal in described second space, and pattern described second glass substrate relative to the pattern on described second conducting film on described 3rd conducting film is specular; Described 3rd alignment film offers the 3rd groove that multiple friction orientation is identical, the friction orientation of described 3rd groove is contrary with the friction orientation of described first groove, described 4th alignment film offers the 4th groove that multiple friction orientation is identical, and the friction orientation of described 4th groove is contrary with the friction orientation of described second groove, and the bearing of trend of described 4th groove is parallel with the bearing of trend of described 3rd groove, and the twist angle of the liquid crystal in described second space is made to be 0 °.
Wherein in an embodiment, described first conducting film, the second conducting film, the 3rd conducting film and the 4th conducting film are ITO conducting film.
Wherein in an embodiment, the thickness of described first glass substrate is selected from the one in 0.4 millimeter, 0.55 millimeter, 0.7 millimeter and 1.1 millimeters.
Wherein in an embodiment, the thickness of described second glass substrate is selected from the one in 0.4 millimeter, 0.55 millimeter, 0.7 millimeter and 1.1 millimeters.
Wherein in an embodiment, the thickness of described 3rd glass substrate is selected from the one in 0.4 millimeter, 0.55 millimeter, 0.7 millimeter and 1.1 millimeters.
Wherein in an embodiment, the distance between described first alignment film and described second alignment film is 6 ~ 7 microns; Distance between described 3rd alignment film and described 4th alignment film is 6 ~ 7 microns.
Wherein in an embodiment, described first alignment film, the second alignment film, the 3rd alignment film and the 4th alignment film are polyimide alignment film.
Wherein in an embodiment, described first frame glue is epoxide-resin glue; Described second frame glue is epoxide-resin glue.
Above-mentioned Double-visual angle VA display screen is all fixedly connected with the first frame glue to form first space closed by the relative dual-side of the first alignment film and the relative dual-side of the second alignment film, the relative dual-side of the 3rd alignment film and the relative dual-side of the 4th alignment film are all fixedly connected with the second frame glue to form a second space closed, and the first space and second space are filled with liquid crystal, and the twist angle in the twist angle of the liquid crystal in the first space and second space is all set to 0 °, and the friction orientation of the 3rd groove is contrary with the friction orientation of the first groove, the friction orientation of the 4th groove is contrary with the friction orientation of the second groove, and make second glass substrate relative to the pattern on the second conducting film of the pattern on the 3rd conducting film be specular, thus reach Double-visual angle display, expand angular field of view, and the maximum angular field of view in Liang Ge visual angle district all reaches: LOOK LEFT is 60 °, LOOK RIGHT is 60 °, positive visual angle is 150 °, make the angular field of view of Double-visual angle VA display screen almost reach comprehensive 360 ° and there is no visual angle blind spot.
Accompanying drawing explanation
Fig. 1 is the visual angle figure of traditional VA display screen;
Fig. 2 is the structural representation of the Double-visual angle VA display screen of an embodiment;
Fig. 3 is the first alignment film of Double-visual angle VA display screen shown in Fig. 2 and the structural representation of the second alignment film;
Three alignment film of Fig. 4 for the Double-visual angle VA display screen shown in Fig. 2 and the structural representation of the 4th alignment film;
Fig. 5 is the visual angle figure of the Double-visual angle VA display screen shown in Fig. 2.
Embodiment
For the ease of understanding the utility model, below with reference to relevant drawings, the utility model is described more fully.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present utility model more comprehensively thorough.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present utility model understand usually.The object of the term used in instructions of the present utility model herein just in order to describe specific embodiment, is not intended to be restriction the utility model.
As shown in Figure 2, the Double-visual angle VA display screen 100 of one embodiment, comprises lower Polarizer 110, first glass substrate 120, first conducting film 130, first alignment film 140, second alignment film 150, second conducting film 160, second glass substrate 170, the 3rd conducting film 180, the 3rd alignment film 190, the 4th alignment film 210, the 4th conducting film 220, the 3rd glass substrate 230 and upper Polarizer 240.
Wherein, the first glass substrate 120, first conducting film 130 and the first alignment film 140 stack gradually on lower Polarizer 110.Second alignment film 150, second conducting film 160, second glass substrate 170, the 3rd conducting film 180 and the 3rd alignment film 190 stack gradually, and the 4th alignment film 210, the 4th conducting film 220, the 3rd glass substrate 230 and upper Polarizer 240 stack gradually.
The side that first conducting film 130 is laminated with the first alignment film 140 is fixedly connected with by the first frame glue 250 with the side that the second conducting film 160 is laminated with the second alignment film 150, and the relative dual-side of the first alignment film 140 is all fixedly connected with the first frame glue 250 with the relative dual-side of the second alignment film 150, liquid crystal is filled with to be formed in first space 260, space 260, first closed.
In the present embodiment, the first frame glue 250 can be epoxide-resin glue.Such as, model is the modified form epoxide-resin glue of XN-5A.
See also Fig. 3, first alignment film 140 offers the first groove 142 that multiple friction orientation is identical, second alignment film 150 offers the second groove 152 that multiple friction orientation is identical, and the friction orientation of the first groove 142 is contrary with the friction orientation of the second groove 152, the bearing of trend of the second groove 152 is parallel with the bearing of trend of the first groove 142, and makes the twist angle of the liquid crystal in the first space 260 be 0 °.Wherein, first groove 142 and the second groove 152 are all that the width that passes through increases gradually, the friction orientation of the first groove 142 and the second groove 152 all refers to from narrower one end of groove to wider one end, namely the friction orientation of groove is the frictional direction of liquid crystal, in other words, the frictional direction of the liquid crystal in the first space 260 is from narrower one end of groove to wider one end.Namely liquid crystal is 0 ° along the frictional direction of the second groove 152 and liquid crystal along the angle of the frictional direction of the first groove 142, and this angle is the twist angle of the liquid crystal in the first space 260.
The side that 3rd conducting film 180 is laminated with the 3rd alignment film 190 is fixedly connected with by the second frame glue 270 with the side that the 4th conducting film 220 is laminated with the 4th alignment film 210, and the relative dual-side of the 3rd alignment film 190 is all fixedly connected with the second frame glue 270 with the relative dual-side of the 4th alignment film 210, to form a second space 280 closed, be filled with liquid crystal in second space 280, and pattern second glass substrate 170 relative to the pattern on the second conducting film 160 on the 3rd conducting film 180 is in specular.
See also Fig. 4,3rd alignment film 190 offers the 3rd groove 192 that multiple friction orientation is identical, the friction orientation of the 3rd groove 192 is contrary with the friction orientation of the first groove 142,4th alignment film 210 offers the 4th groove 212 that multiple friction orientation is identical, and the friction orientation of the 4th groove 212 is contrary with the friction orientation of the second groove 152, and the bearing of trend of the 4th groove 212 is parallel with the bearing of trend of the 3rd groove 192, and the twist angle of the liquid crystal in second space 280 is made to be 0 °.Namely the 3rd groove 192 is also contrary with the friction orientation of the 4th groove 212.Wherein, 3rd groove 192 and the 4th groove 212 are all that the width that passes through increases gradually, the friction orientation of the 3rd groove 192 and the 4th groove 212 all refers to from narrower one end of groove to wider one end, namely the friction orientation of groove is the frictional direction of liquid crystal, in other words, the frictional direction of the liquid crystal in second space 280 is from narrower one end of groove to wider one end.Namely liquid crystal is 0 ° along the frictional direction of the 4th groove 212 and liquid crystal along the angle of the frictional direction of the 3rd groove 192, and this angle is the twist angle of the liquid crystal in second space 280.
In the present embodiment, the first conducting film 130, second conducting film 160, the 3rd conducting film 180 and the 4th conducting film 220 are ITO conducting film.Be appreciated that the first conducting film 130, second conducting film 160, the 3rd conducting film 180 and the 4th conducting film 220 can also be other conducting film of this area, such as, AZO conducting film etc.
In the present embodiment, the thickness of the first glass substrate 120 is selected from the one in 0.4 millimeter, 0.55 millimeter, 0.7 millimeter and 1.1 millimeters.The thickness of the second glass substrate 170 is selected from the one in 0.4 millimeter, 0.55 millimeter, 0.7 millimeter and 1.1 millimeters.The thickness of the thickness of the 3rd glass substrate 230 is selected from the one in 0.4 millimeter, 0.55 millimeter, 0.7 millimeter and 1.1 millimeters.Wherein, the thickness of the first glass substrate 120, second glass substrate 170 and the 3rd glass substrate 230 can be equal, also can be unequal, can select the thickness of the first glass substrate 120, second glass substrate 170 and the 3rd glass substrate 230 as required.
In the present embodiment, the distance between the first alignment film 140 and the second alignment film 150 is 6 ~ 7 microns; And the distance between the 3rd alignment film 190 and the 4th alignment film 210 is 6 ~ 7 microns.Wherein, the distance between the first alignment film 140 and the second alignment film 150 is equal with the distance between the 3rd alignment film 190 and the 4th alignment film 210.
In the present embodiment, described first alignment film 140, second alignment film 150, the 3rd alignment film 190 and the 4th alignment film 210 are polyimide alignment film.
In the present embodiment, the second frame glue 270 can be epoxide-resin glue.Such as, model is the modified form epoxide-resin glue of XN-5A.
See also Fig. 5, above-mentioned Double-visual angle HTN display screen 100 has Liang Ge visual angle district, is respectively A visual angle district and B visual angle district, wherein, is: LOOK LEFT θ=60 °, LOOK RIGHT δ=60 ° in the maximum angular field of view in A visual angle district, γ=150 °, positive visual angle; In the maximum angular field of view in B visual angle district be: LOOK LEFT θ
/=60 °, LOOK RIGHT δ
/=60 °, positive visual angle γ
/=150 °.Make the angular field of view of above-mentioned Double-visual angle VA display screen almost reach comprehensive 360 ° and there is no visual angle blind spot.
Above-mentioned Double-visual angle VA display screen 100 is by forming the first space 260 and the second space 280 of filling liquid crystal, twist angle in the twist angle of the liquid crystal in the first space 260 and second space 280 is all set to 120 °, and the friction orientation of the friction orientation of the 3rd groove 192 and the first groove 142 is contrary, the friction orientation of the 4th groove 212 is contrary with the friction orientation of the second groove 152, and make second glass substrate 170 relative to the pattern on the second conducting film 160 of the pattern on the 3rd conducting film 180 in specular, thus reach Double-visual angle display, expand angular field of view, and the maximum angular field of view in Liang Ge visual angle district all reaches: LOOK LEFT is 60 °, LOOK RIGHT is 60 °, positive visual angle is 150 °, make the angular field of view of Double-visual angle VA display screen almost reach comprehensive 360 ° and there is no visual angle blind spot.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (8)
1. a Double-visual angle VA display screen, it is characterized in that, comprise lower Polarizer, first glass substrate, first conducting film, first alignment film, second alignment film, second conducting film, second glass substrate, 3rd conducting film, 3rd alignment film, 4th alignment film, 4th conducting film, 3rd glass substrate and upper Polarizer, described first glass substrate, first conducting film and the first alignment film stack gradually on described lower Polarizer, described second alignment film, second conducting film, second glass substrate, 3rd conducting film and the 3rd alignment film stack gradually, described 4th alignment film, 4th conducting film, 3rd glass substrate and upper Polarizer stack gradually,
The side that described first conducting film is laminated with described first alignment film is fixedly connected with by the first frame glue with the side that described second conducting film is laminated with described second alignment film, and the relative dual-side of described first alignment film is all fixedly connected with described first frame glue with the relative dual-side of described second alignment film, to form first space closed, in described first space, be filled with liquid crystal; Described first alignment film offers the first groove that multiple friction orientation is identical, described second alignment film offers the second groove that multiple friction orientation is identical, the friction orientation of described first groove is contrary with the friction orientation of described second groove, the bearing of trend of described second groove is parallel with the bearing of trend of described first groove, and makes the twist angle of the liquid crystal in described first space be 0 °;
The side that described 3rd conducting film is laminated with described 3rd alignment film is fixedly connected with by the second frame glue with the side that described 4th conducting film is laminated with described 4th alignment film, and the relative dual-side of described 3rd alignment film is all fixedly connected with described second frame glue with the relative dual-side of described 4th alignment film, to form a second space closed, be filled with liquid crystal in described second space, and pattern described second glass substrate relative to the pattern on described second conducting film on described 3rd conducting film is specular; Described 3rd alignment film offers the 3rd groove that multiple friction orientation is identical, the friction orientation of described 3rd groove is contrary with the friction orientation of described first groove, described 4th alignment film offers the 4th groove that multiple friction orientation is identical, and the friction orientation of described 4th groove is contrary with the friction orientation of described second groove, and the bearing of trend of described 4th groove is parallel with the bearing of trend of described 3rd groove, and the twist angle of the liquid crystal in described second space is made to be 0 °.
2. Double-visual angle VA display screen according to claim 1, is characterized in that, described first conducting film, the second conducting film, the 3rd conducting film and the 4th conducting film are ITO conducting film.
3. Double-visual angle VA display screen according to claim 1, is characterized in that, the thickness of described first glass substrate is selected from the one in 0.4 millimeter, 0.55 millimeter, 0.7 millimeter and 1.1 millimeters.
4. Double-visual angle VA display screen according to claim 1, is characterized in that, the thickness of described second glass substrate is selected from the one in 0.4 millimeter, 0.55 millimeter, 0.7 millimeter and 1.1 millimeters.
5. Double-visual angle VA display screen according to claim 1, is characterized in that, the thickness of described 3rd glass substrate is selected from the one in 0.4 millimeter, 0.55 millimeter, 0.7 millimeter and 1.1 millimeters.
6. Double-visual angle VA display screen according to claim 1, is characterized in that, the distance between described first alignment film and described second alignment film is 6 ~ 7 microns; Distance between described 3rd alignment film and described 4th alignment film is 6 ~ 7 microns.
7. Double-visual angle VA display screen according to claim 1, is characterized in that, described first alignment film, the second alignment film, the 3rd alignment film and the 4th alignment film are polyimide alignment film.
8. Double-visual angle VA display screen according to claim 1, is characterized in that, described first frame glue is epoxide-resin glue; Described second frame glue is epoxide-resin glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420737897.1U CN204287680U (en) | 2014-11-28 | 2014-11-28 | Double-visual angle VA display screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420737897.1U CN204287680U (en) | 2014-11-28 | 2014-11-28 | Double-visual angle VA display screen |
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| Publication Number | Publication Date |
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| CN204287680U true CN204287680U (en) | 2015-04-22 |
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| CN201420737897.1U Expired - Fee Related CN204287680U (en) | 2014-11-28 | 2014-11-28 | Double-visual angle VA display screen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110537136A (en) * | 2017-04-28 | 2019-12-03 | 索尼公司 | Optical devices, image display device and display device |
-
2014
- 2014-11-28 CN CN201420737897.1U patent/CN204287680U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110537136A (en) * | 2017-04-28 | 2019-12-03 | 索尼公司 | Optical devices, image display device and display device |
| US11231586B2 (en) | 2017-04-28 | 2022-01-25 | Sony Corporation | Optical apparatus, image display apparatus, and display apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20161128 |