CN202904161U - Liquid crystal light valve and liquid crystal light valve three-dimensional (3D) glasses - Google Patents
Liquid crystal light valve and liquid crystal light valve three-dimensional (3D) glasses Download PDFInfo
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- CN202904161U CN202904161U CN2012203066702U CN201220306670U CN202904161U CN 202904161 U CN202904161 U CN 202904161U CN 2012203066702 U CN2012203066702 U CN 2012203066702U CN 201220306670 U CN201220306670 U CN 201220306670U CN 202904161 U CN202904161 U CN 202904161U
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Abstract
The utility model provides a liquid crystal light valve comprising a first baseplate and a second baseplate which are relatively arranged. The liquid crystal light valve further comprises a liquid crystal layer, a first retardation film, a first polaroid, a second retardation film and a second polaroid, wherein the liquid crystal layer is arranged between the the first baseplate and the second baseplate, the first retardation film and the first polaroid are arranged at the outer side of the first baseplate in order, and the second retardation film and the second polaroid are arranged at the outer side of the second baseplate in order. The liquid crystal layer meets the condition that V10=1.2-2.0V, delta n*d ==380-420nm, wherein the delta n =no-ne, the 'no' is the ordinary light refraction index of the liquid crystal layer and the 'ne' is the unusual light refractive index of the liquid crystal layer. The first retardation film and the second retardation film meet the condition that Re==0-100nm, Rth=50-450nm, wherein the Re is the retardation value of the first retardation film and the second retardation film, the Rth is the delay wavelength range of the first retardation film and the second retardation film. The utility model further provides liquid crystal light valve glasses applying the above liquid crystal light valve. The liquid crystal light valve and liquid crystal light valve three-dimensional (3D) glasses have the advantages of being wide in visual angle, high in contrast ratio, anti-scratch, anti-reflection, anti-dizzy and the like.
Description
Technical field
The utility model belongs to the liquid crystal device field, relates in particular to a kind of liquid crystal light valve and liquid crystal light valve 3D glasses with wide viewing angle, high-contrast.
Background technology
From the scientific research result as can be known, why the people sees that material object can present stereoeffect, be because about two position difference slightly, the picture of seeing is different, just formed stereoscopic sensation after being reacted to brain the inside imaging, and if allow the people also have stereoscopic sensation at the picture of seeing broadcast, just need to offer the different picture of left and right sides eyes, the glasses that we wear when watching three-dimensional film play this effect.
The liquid crystal light valve formula 3D display technique of main flow on the market is alternately to play the picture that supplies left eye and right eye to watch by display with certain frequency now, and display will be launched synchronizing signal simultaneously.Glasses with liquid crystal light valves is received after this synchronizing signal, adjust synchronously the switching of light valve spectacles, just close the light valve shutter of left eye lens when namely playing the right eye picture, be that light valve presents black attitude and stops light to pass through, the light valve of right eye lens is opened, be that light valve presents white attitude, allow light to pass through; But when switching to the left eye picture, then open the left eye light valve and close the right eye light valve.When display is play with very high frequency, brain will with about two width of cloth pictures merge voluntarily, so can see three-dimensional effect.
Conventional liquid crystal light valve formula 3D glasses are comprised of the LCD of two positivities, are generally TN mode liquid crystal light valve.Yet the viewing angle characteristic of TN mode liquid crystal light valve is very inhomogeneous, GTG gradual change with the viewing angle difference, and the GTG of some viewing angle can not satisfy and protects the order requirement, and contrast is lower, has had a strong impact on the usability of liquid crystal light valve and user's 3D viewing experience.
The utility model content
A kind of liquid crystal light valve of the utility model, comprise the first substrate that is oppositely arranged, second substrate, be arranged on first substrate, liquid crystal layer between the second substrate, also comprise the first compensate film and the first polaroid that sequentially is arranged on the described first substrate outside and the second compensate film and the second polaroid that sequentially is arranged on the second substrate outside, the described liquid crystal layer driving voltage V10=1.2 ~ 2.0V that satisfies condition, Δ n*d=380 ~ 420nm, Δ n=no-ne wherein, the ordinary refraction index of no liquid crystal layer, ne is the extraordinary ray refractive index of liquid crystal layer, Δ n is the difference of two kinds of refractive indexes, d is that liquid crystal cell is thick, described the first compensate film and the second compensate film Re=0 ~ 100nm that satisfies condition, Rth=50 ~ 450nm, wherein Re is the retardation of the first compensate film and the second compensate film, Rth is the delay wavelength coverage of the first compensate film and the second compensate film.
According to a preferred embodiment of the present utility model, also comprise the first electrode layer, the first both alignment layers that are successively set between first substrate and the liquid crystal layer, be successively set on the second electrode lay, the second both alignment layers between second substrate and the liquid crystal layer.
According to a preferred embodiment of the present utility model, described the first polaroid absorption axes is consistent with the alignment direction of described the first both alignment layers, and the absorption axes of described the second polaroid is consistent with the alignment direction of described the second both alignment layers.
According to a preferred embodiment of the present utility model, angular range between the alignment direction of the slow axis of the first compensate film and the first both alignment layers is between 0 degree is spent to 90, and the angular range between the alignment direction of the slow axis of the second compensate film and the first both alignment layers is that 0 degree is between 90 degree.
According to a preferred embodiment of the present utility model, the arranged outside of described the first polaroid and/or the second polaroid has functional layer, described functional layer comprise in anti scuffing layer, anti-reflecting layer, the Bewildering resistance layer any one or multiple.
The utility model also provides a kind of liquid crystal light valve 3D glasses, comprise the first substrate that is oppositely arranged, second substrate, also comprise and be arranged on first substrate, liquid crystal layer between the second substrate, sequentially be arranged on the first compensate film and first polaroid in the described first substrate outside, sequentially be arranged on the second compensate film and second polaroid in the second substrate outside, the described liquid crystal layer driving voltage V10=1.2 ~ 2.0V that satisfies condition, Δ n*d=380 ~ 420nm, Δ n=no-ne wherein, the ordinary refraction index of no liquid crystal layer, ne is the extraordinary ray refractive index of liquid crystal layer, Δ n is the difference of two kinds of refractive indexes, d is that liquid crystal cell is thick, described the first compensate film and the second compensate film Re=0 ~ 100nm that satisfies condition, Rth=50 ~ 450nm, wherein Re is the retardation of the first compensate film and the second compensate film, Rth is the delay wavelength coverage of the first compensate film and the second compensate film.
According to a preferred embodiment of the present utility model, also comprise the first electrode layer, the first both alignment layers that are successively set between first substrate and the liquid crystal layer, be successively set on the second electrode lay, the second both alignment layers between second substrate and the liquid crystal layer.
According to a preferred embodiment of the present utility model, described the first polaroid absorption axes is consistent with the alignment direction of described the first both alignment layers, and the absorption axes of described the second polaroid is consistent with the alignment direction of described the second both alignment layers.
According to a preferred embodiment of the present utility model, angular range between the alignment direction of the slow axis of the first compensate film and the first both alignment layers is between 0 degree is spent to 90, and the angular range between the alignment direction of the slow axis of the second compensate film and the first both alignment layers is that 0 degree is between 90 degree.
According to a preferred embodiment of the present utility model, the arranged outside of described the first polaroid and/or the second polaroid has functional layer, described functional layer comprise in anti scuffing layer, anti-reflecting layer, the Bewildering resistance layer any one or multiple.
Compared to prior art, the liquid crystal light valve that the utility model provides and solid (3D) show light valve spectacles, liquid crystal layer in the liquid crystal light valve and the first compensate film and the second compensate film cooperatively interact, contrast to the light by liquid crystal light valve is controlled, and compensate the light intensity that of a plurality of angles, reach the purpose at the visual angle of widening liquid crystal light valve, and can to a certain degree prevent from watching the generation of ghost phenomena, thereby improve the user's who uses described liquid crystal light valve stereo image quality, improve user's stereos copic viewing and experience.Simultaneously, by in polaroid arranged outside functional layer, but Effective Raise liquid crystal light valve and adopt the anti scuffing, antireflection of the liquid crystal light valve 3D glasses of liquid crystal light valve, the anti-performance such as dizzy.
Description of drawings
Fig. 1 is the structural representation of the first embodiment of the liquid crystal light valve that provides of the utility model.
Embodiment
Below in conjunction with drawings and Examples the utility model is elaborated.
See also Fig. 1, the structural representation of a preferred embodiment of the liquid crystal light valve that Fig. 1 provides for the utility model.Liquid crystal light valve 200 comprise first substrate 203, the second substrate 211 that is oppositely arranged and be arranged on first substrate 203 and second substrate 211 between liquid crystal layer 207.Wherein first substrate 203, second substrate 211 are transparency carrier, and it can be that clear glass, plastics, quartzy material are made, and does not do concrete restriction at this.Liquid crystal layer 207 is included as the nematic crystal molecule, is used for controlling the polarization direction of the polarized light that passes through.Wherein, liquid crystal layer 207 is sealed in the frame glue 214 between first substrate 203 and the second substrate 211.
The liquid crystal layer 207 driving voltage V10=1.2 ~ 2.0V that satisfies condition, Δ n*d=380 ~ 420nm, Δ n=no-ne wherein, the ordinary refraction index of no liquid crystal layer 207, ne are the extraordinary ray refractive index of liquid crystal layer 207, and Δ n is the difference of two kinds of refractive indexes, and d is that liquid crystal cell is thick.
Further, the outside of first substrate 203 namely away from a side of liquid crystal layer 207, is disposed with one first compensate film 215, one first polaroid 202 and one first functional layer 201; The outside of second substrate 211 namely away from a side of liquid crystal layer 207, is provided with one second compensate film 216, one second polaroid 212 and one second functional layer 213.
Wherein the first compensate film 215, the second compensate film 216 can be to be C+ type compensate film, namely, satisfy condition, Nx=Ny＜Nz also can be C-type compensate film, namely, satisfy condition, Nx=Ny〉Nz, and the first compensate film 215, the second compensate film 216 all satisfy retardation Re=0 ~ 100nm, wavelength coverage Rth=50 ~ 450nm.
The polarization direction (absorption axes) of the first polaroid 202 and the second polaroid 212 is perpendicular.
The first functional layer 201, the second functional layer 213 can be anti scuffing layer, anti-reflecting layer, Bewildering resistance layer etc. any one, or the composite bed of above various functional layers is not specifically limited at this.
It should be noted that in the deformation design of some liquid crystal light valve, also can be according to actual needs, omit any one among the first functional layer 201 and the second functional layer 213 or all omit, be not specifically limited at this.
The inboard of first substrate 203, a side of namely closing on liquid crystal layer 207, one first electrode layer 204 that has been cascading, one first insulation course 205 and one first both alignment layers 206; The inboard of second substrate 211, a side of namely closing on liquid crystal layer 207, the second electrode lay 210 that has been cascading, one second insulation course 209 and one second both alignment layers 208.
Wherein, the first electrode layer 204, the first insulation course 205, the first both alignment layers 206, the second electrode lay 210, the second insulation course 209 and the second both alignment layers 208 are transparent material and make.The first electrode layer 204, the second electrode lay 210 are the face electrode of full wafer, and it can be made by materials such as indium tin oxide (Indium Tin Oxide, ITO) or indium-zinc oxides (Indium Zinc Oxide, IZO), does not do concrete restriction at this.The first insulation course 205, the second insulation course 209 can be that organic material is made by coating processes, also can be that silica material or silicon nitride material etc. are made, and do not do concrete restriction at this.It should be noted that, the first insulation course 205, the second insulation course 209 can selectively arrange multilayer, even in the deformation design of some liquid crystal light valve, can omit in the first insulation course 205, the second insulation course 209 one or all, do not do concrete restriction at this.
The first both alignment layers 206, the second both alignment layers 208 are used for the liquid crystal molecule in the liquid crystal layer 207 is carried out orientation, rotate to an angle so that the liquid crystal molecule of liquid crystal layer 207 is regular.
Further, the polarization direction of the first polaroid 202 (absorption axes) is consistent with the alignment direction of the first both alignment layers 206, and the angular range between the alignment direction of the slow axis of the first compensate film 215 and the first both alignment layers 206 is that 0 degree is between 90 degree; The polarization direction of the second polaroid 212 (absorption axes) is consistent with the alignment direction of the second both alignment layers 208, and the angular range between the alignment direction of the slow axis of the second compensate film 216 and the first both alignment layers 208 is that 0 degree is between 90 degree.
The liquid crystal light valve 200 that the utility model provides is suitable for being applied to solid (3D) glasses of liquid crystal light valve formula, by above-mentioned configuration, the liquid crystal layer 207 of liquid crystal light valve 200 and the first compensate film 215 and the second compensate film 216 cooperatively interact, contrast to the light by liquid crystal light valve 200 is controlled, and compensate the light intensity that of a plurality of angles, reach the purpose at the visual angle of widening liquid crystal light valve 200, and can to a certain degree prevent from watching the generation of ghost phenomena, thereby improve the user's who uses described liquid crystal light valve 200 stereo image quality, improve user's stereos copic viewing and experience.Simultaneously, by the first functional layer 201 and the second functional layer 213, but Effective Raise liquid crystal light valve 200 and adopt the anti scuffing, antireflection of the liquid crystal light valve 3D glasses of liquid crystal light valve 200, the anti-performance such as dizzy.
In the above-described embodiments, only the utility model has been carried out exemplary description, but those skilled in the art can carry out various modifications to the utility model after reading present patent application in the situation that does not break away from spirit and scope of the present utility model.
Claims (10)
1. liquid crystal light valve, comprise the first substrate, the second substrate that are oppositely arranged, be arranged on the liquid crystal layer between first substrate, the second substrate, also comprise the first compensate film and the first polaroid that sequentially are arranged on the described first substrate outside, sequentially be arranged on the second compensate film and second polaroid in the second substrate outside, it is characterized in that, the described liquid crystal layer driving voltage V10=1.2 ~ 2.0V that satisfies condition, Δ n*d=380 ~ 420nm, wherein Δ n=n
o-n
e, n
oThe ordinary refraction index of liquid crystal layer, n
eExtraordinary ray refractive index for liquid crystal layer, Δ n is the difference of two kinds of refractive indexes, d is that liquid crystal cell is thick, described the first compensate film and the second compensate film Re=0 ~ 100nm that satisfies condition, Rth=50 ~ 450nm, wherein Re is the retardation of the first compensate film and the second compensate film, and Rth is the delay wavelength coverage of the first compensate film and the second compensate film.
2. liquid crystal light valve as claimed in claim 1 is characterized in that, also comprises the first electrode layer, the first both alignment layers that are successively set between first substrate and the liquid crystal layer, is successively set on the second electrode lay, the second both alignment layers between second substrate and the liquid crystal layer.
3. liquid crystal light valve as claimed in claim 2 is characterized in that, described the first polaroid absorption axes is consistent with the alignment direction of described the first both alignment layers, and the absorption axes of described the second polaroid is consistent with the alignment direction of described the second both alignment layers.
4. liquid crystal light valve as claimed in claim 3, it is characterized in that, angular range between the alignment direction of the slow axis of the first compensate film and the first both alignment layers is between 0 degree is spent to 90, and the angular range between the alignment direction of the slow axis of the second compensate film and the first both alignment layers is that 0 degree is between 90 degree.
5. liquid crystal light valve as claimed in claim 1 is characterized in that, the arranged outside of described the first polaroid and/or the second polaroid has functional layer, described functional layer comprise in anti scuffing layer, anti-reflecting layer, the Bewildering resistance layer any one or multiple.
6. liquid crystal light valve 3D glasses, comprise the first substrate that is oppositely arranged, second substrate, also comprise and be arranged on first substrate, liquid crystal layer between the second substrate, sequentially be arranged on the first compensate film and first polaroid in the described first substrate outside, sequentially be arranged on the second compensate film and second polaroid in the second substrate outside, it is characterized in that, the described liquid crystal layer driving voltage V10=1.2 ~ 2.0V that satisfies condition, Δ n*d=380 ~ 420nm, Δ n=no-ne wherein, the ordinary refraction index of no liquid crystal layer, ne is the extraordinary ray refractive index of liquid crystal layer, Δ n is the difference of two kinds of refractive indexes, d is that liquid crystal cell is thick, described the first compensate film and the second compensate film Re=0 ~ 100nm that satisfies condition, Rth=50 ~ 450nm, wherein Re is the retardation of the first compensate film and the second compensate film, and Rth is the delay wavelength coverage of the first compensate film and the second compensate film.
7. liquid crystal light valve 3D glasses as claimed in claim 6, it is characterized in that, also comprise the first electrode layer, the first both alignment layers that are successively set between first substrate and the liquid crystal layer, be successively set on the second electrode lay, the second both alignment layers between second substrate and the liquid crystal layer.
8. liquid crystal light valve 3D glasses as claimed in claim 7 is characterized in that, described the first polaroid absorption axes is consistent with the alignment direction of described the first both alignment layers, and the absorption axes of described the second polaroid is consistent with the alignment direction of described the second both alignment layers.
9. liquid crystal light valve 3D glasses as claimed in claim 8, it is characterized in that, angular range between the alignment direction of the slow axis of the first compensate film and the first both alignment layers is between 0 degree is spent to 90, and the angular range between the alignment direction of the slow axis of the second compensate film and the first both alignment layers is that 0 degree is between 90 degree.
10. liquid crystal light valve 3D glasses as claimed in claim 6 is characterized in that, the arranged outside of described the first polaroid and/or the second polaroid has functional layer, described functional layer comprise in anti scuffing layer, anti-reflecting layer, the Bewildering resistance layer any one or multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203066702U CN202904161U (en) | 2012-06-28 | 2012-06-28 | Liquid crystal light valve and liquid crystal light valve three-dimensional (3D) glasses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203066702U CN202904161U (en) | 2012-06-28 | 2012-06-28 | Liquid crystal light valve and liquid crystal light valve three-dimensional (3D) glasses |
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| Publication Number | Publication Date |
|---|---|
| CN202904161U true CN202904161U (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203066702U Expired - Lifetime CN202904161U (en) | 2012-06-28 | 2012-06-28 | Liquid crystal light valve and liquid crystal light valve three-dimensional (3D) glasses |
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| Country | Link |
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| CN (1) | CN202904161U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107481691A (en) * | 2017-08-31 | 2017-12-15 | 京东方科技集团股份有限公司 | A kind of voltage compensating method and device |
| CN108663802A (en) * | 2017-03-28 | 2018-10-16 | 腾讯科技（深圳）有限公司 | The control method of VR equipment and VR equipment |
| US10921492B2 (en) | 2018-01-09 | 2021-02-16 | Corning Incorporated | Coated articles with light-altering features and methods for the production thereof |
| US11940593B2 (en) | 2020-07-09 | 2024-03-26 | Corning Incorporated | Display articles with diffractive, antiglare surfaces and methods of making the same |
-
2012
- 2012-06-28 CN CN2012203066702U patent/CN202904161U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663802A (en) * | 2017-03-28 | 2018-10-16 | 腾讯科技（深圳）有限公司 | The control method of VR equipment and VR equipment |
| CN107481691A (en) * | 2017-08-31 | 2017-12-15 | 京东方科技集团股份有限公司 | A kind of voltage compensating method and device |
| US10921492B2 (en) | 2018-01-09 | 2021-02-16 | Corning Incorporated | Coated articles with light-altering features and methods for the production thereof |
| US11940593B2 (en) | 2020-07-09 | 2024-03-26 | Corning Incorporated | Display articles with diffractive, antiglare surfaces and methods of making the same |
| US11971519B2 (en) | 2020-07-09 | 2024-04-30 | Corning Incorporated | Display articles with antiglare surfaces and thin, durable antireflection coatings |
| US11977206B2 (en) | 2020-07-09 | 2024-05-07 | Corning Incorporated | Display articles with diffractive, antiglare surfaces and thin, durable antireflection coatings |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |