CN105700217A - A polarizer, a liquid crystal display screen and an electronic apparatus - Google Patents
A polarizer, a liquid crystal display screen and an electronic apparatus Download PDFInfo
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- CN105700217A CN105700217A CN201410704950.2A CN201410704950A CN105700217A CN 105700217 A CN105700217 A CN 105700217A CN 201410704950 A CN201410704950 A CN 201410704950A CN 105700217 A CN105700217 A CN 105700217A
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Abstract
The invention relates to the field of optics and especially provides a polarizer, a liquid crystal display screen and an electronic apparatus. A touch control function is integrated in the polarizer, so that the thickness of the liquid crystal display screen with a touch function is reduced. The polarizer comprises a surface layer, a first base body layer, a polarizing layer and an adhesive layer and further comprises a touch sensing layer arranged between the polarizing layer and the adhesive layer.
Description
Technical field
The present invention relates to optical field, particularly relate to a kind of polaroid, LCDs and electronic equipment。
Background technology
Touch controllable function is that the touch of user's palm or operating body is converted into electronic signal input electronic equipment。The touch screen that touch controllable function and LCDs are combined into, changes conventional input method, brings the experience that user is brand-new。
Conventional touch screen set-up mode, the first is that touch panel is fitted in Liquid crystal module upper surface, then protects with at least one of which cover-plate glass。The touch screen that this mode is made is often more thick and heavy。The second is that touch-control loop is arranged at colored filter surface, it is necessary to complicated technique, and can affect the reliability of liquid crystal。The third is that touch-control loop is arranged on inside liquid crystal, but so can cause that liquid crystal display screen internal signal interacts。Touch function is integrated on polaroid by the 4th kind of mode exactly, and current integration mode has the following two kinds:
(1) utilize on the surface of polaroid metal evaporation and etch process to make and touch loop。
(2) adopting the mode of impressing to make touch loop on the surface of polaroid, after completing, the layer at touch function place will become the outermost layer of screen。
But; owing to the material of polaroid outer surface is generally TAC (primary cellulose acetate; TriacetylCellulose), mode (1) distillation and etching can make outer surface impaired, and then weaken outer surface to the protection of polarisation functional layer in polaroid。And mode (2) is in order to reinforce outermost layer, generally requiring one layer of cover-plate glass of increase or film of high hardness, cost is high。
Take a broad view of prior art, but without the solution being integrated in by touch controllable function preferably on polaroid。
Summary of the invention
This application provides a kind of polaroid, LCDs and electronic equipment, touch controllable function is integrated in inside polaroid, reduces the LCDs thickness possessing touch function。
First aspect, this application provides a kind of polaroid, and including surface layer, the first base layer, polarizing layer and glue-line, described polaroid also includes:
Touch sensitive layer, described touch-control sensing layer is arranged between described polarizing layer and described glue-line。
Optionally, described touch sensitive layer includes:
Uniaxial optical thin layer；
Touch circuit layer, be arranged on upper surface and/or the lower surface of described uniaxial optical thin layer；
When described touch circuit layer is at least provided with when described upper surface, being provided with the second base layer between described polarizing layer and described touch sensitive layer。
Optionally, the first absorption axle of described polarizing layer is mutually perpendicular to or parallel with the slow axis of described uniaxial optical thin layer。
Optionally, the first phase difference of described uniaxial optical thin layer is specially 90～280nm。
Optionally, described polaroid also includes:
Cured layer, is arranged between described second base layer and described touch sensitive layer。
Second aspect, this application provides a kind of LCDs, including Liquid crystal module layer, and is arranged on the backlight assembly under described Liquid crystal module layer, also includes:
Polaroid described in any one of claim 1-5, is arranged on described Liquid crystal module layer。
Optionally, described Liquid crystal module layer includes:
Colored optical filtering substrates layer, the first LCD alignment direction of described colored optical filtering substrates layer is perpendicular or parallel with described first absorption axle；
Liquid crystal layer, described liquid crystal layer is arranged under described colored optical filtering substrates layer, and the second-phase potential difference of described liquid crystal layer is 250～400nm。
Optionally, described display screen also includes:
It is arranged on the substrate layer under described Liquid crystal module layer, and is arranged on the lower polaroid under described substrate layer, on described backlight assembly。
Optionally, the second LCD alignment direction of described substrate layer is antiparallel with described first LCD alignment direction。
Optionally, the second absorption axle of described lower polaroid is mutually perpendicular to described first absorption axle。
The third aspect, this application provides a kind of electronic equipment, and including display unit and the processor that is connected with described display unit, described display unit includes:
LCDs described in any one of claim 6-10；
Display control unit, is connected with described LCDs, is used for controlling described LCDs。
Said one in the embodiment of the present application or multiple technical scheme, at least have one or more technique effects following:
In the technical scheme of the application, polaroid includes surface layer, the first base layer, polarizing layer and glue-line, touch sensitive layer is arranged between polarizing layer and glue-line, thus realizing the technique effect being integrated on polaroid by touch function, compared with prior art, need not on polaroid extra sticking touch control layer and cover-plate glass, therefore reduce the black box thickness of the LCDs possessing touch function。
Touch sensitive layer is arranged in polaroid by the technical scheme of the embodiment of the present application, then is placed in by polaroid on LCDs, has been achieved in that and touch function and LCD are shown the technique effect combined。Compared with prior art, the technical scheme of the application does not need Liquid crystal module in LCDs is made any change, and then avoids the processing procedure preparing metallic circuit at LCDs inside/outside, improves production yield and reliability。
Accompanying drawing explanation
Fig. 1 is the polaroid multiple structure schematic diagram in the embodiment of the present application；
Fig. 2 a-Fig. 2 c be in the embodiment of the present application touch circuit layer schematic diagram is set；
Fig. 3 is the angle reference system schematic diagram in the embodiment of the present application；
Fig. 4 is the LCDs multiple structure schematic diagram in the embodiment of the present application；
Fig. 5 is the electronic devices structure schematic diagram in the embodiment of the present application；
Fig. 6 is the LCDs angle of visibility schematic diagram in the embodiment of the present application；
Fig. 7 is the COP schematic arrangement in the embodiment of the present application。
Detailed description of the invention
This application provides a kind of polaroid, LCDs and electronic equipment, touch controllable function is integrated in inside polaroid, reduces the LCDs thickness possessing touch function。
The technical scheme general thought that the application provides is as follows:
Polaroid includes surface layer, the first base layer, polarizing layer and glue-line, also includes touch sensitive layer, and described touch-control sensing layer is arranged between described polarizing layer and described glue-line。
In the technical scheme of the application, polaroid includes surface layer, the first base layer, polarizing layer and glue-line, touch sensitive layer is arranged between polarizing layer and glue-line, thus realizing the technique effect being integrated on polaroid by touch function, compared with prior art, need not on polaroid extra sticking touch control layer, therefore reduce the black box thickness of the LCDs possessing touch function。
Below by accompanying drawing and specific embodiment, technical solution of the present invention is described in detail, the specific features being to be understood that in the embodiment of the present application and embodiment is the detailed description to technical scheme, rather than the restriction to technical scheme, when not conflicting, the embodiment of the present application and the technical characteristic in embodiment can be mutually combined。
The terms "and/or", is only a kind of incidence relation describing affiliated partner, and expression can exist three kinds of relations, for instance, A and/or B, it is possible to represent: individualism A, there is A and B, individualism B these three situation simultaneously。It addition, character "/" herein, typically represent forward-backward correlation to as if the relation of a kind of "or"。
Embodiment one:
The embodiment of the present application one provides a kind of polaroid, as shown in Figure 1。
First, polaroid includes surface layer 11, and surface layer 11 is arranged at the superiors of polaroid, directly contacts with polaroid local environment, operating body or other structure sheafs, polaroid is shielded, it is to avoid be damaged inside polaroid。In implementing process, it is possible to adopt and the modes such as Surface hardened layer or anti-glare process are made surface layer 11, this application is not particularly limited。Generally, the thickness of surface layer 11 is between 2～10um, and the thickness of surface layer 11 can also be set smaller than 2um or the value more than 10um by certain those skilled in the art according to actual needs, and the application does not limit。
In implementing process, surface layer 11 is typically fabricated in the first base layer 12 surface。First base layer 12 is for supporting the polarizing layer 13 in polaroid, and the polarizing layer 13 in polaroid is played certain protective effect。In implementing process, the first base layer 12 is made frequently with TAC, and general thickness is at 20～100um, and certain those skilled in the art can also be configured according to actual needs, and the application is not particularly limited。
The polarizing layer 13 playing polarisation effect in polaroid is arranged under the first base layer 12, is converted into polarized light by the light after polarizing layer 13。In implementing process, making polarizing layer 13 frequently with polyvinyl alcohol, usual thickness is 20～50um。Polyvinyl alcohol, English is polyvinylalcohol, vinylalcoholpolymer, or poval, is called for short PVA。Certainly, the application those of ordinary skill in the field can also adopt other materials making polarizing layer 13, and this application is not limited as。
The bottom of polaroid is glue-line 16, is used for glued polaroid and is placed in other structure sheafs under polaroid, such as colored filter etc.。In the embodiment of the present application, the glue of glue-line 16 can adopt liquid glue, solid gum etc., and comparatively conventional is adopt pressure sensitive adhesive。When pressure sensitive adhesive experiences pressure, viscosity strengthens, and by glued together to polaroid and other structure sheafs so that in use, polaroid and other structure sheafs are not readily separated。Certainly, in implementing process, the implementation of glue-line 16 can also adopt other modes, and the application those of ordinary skill in the field can be configured according to actual needs, and the application is not specifically limited。
In order to be integrated in polaroid by touch function, in the embodiment of the present application, touch sensitive layer 15 is also included in polaroid。Specifically, touch sensitive layer 15 is arranged between the first base layer 12 and glue-line 16。When finger or the operating body of user, such as writing pencil etc., when polaroid surface carries out touch operation, the touch operation that touch sensitive layer 15 will sense, it is converted into the signal of telecommunication。And the signal of telecommunication after converting is sent the central processing unit to electronic equipment, flush bonding processor or single-chip microcomputer etc.。
Be can be seen that by foregoing description, in the technical scheme of the application, touch sensitive layer 15 is arranged on inside polaroid, it is specifically located between the first base layer and glue-line, realize the technique effect being integrated on polaroid by touch function, compared with prior art, it is not necessary to extra sticking touch control layer and cover-plate glass on polaroid, the LCDs thickness possessing touch function is therefore reduced。
Further, touch metallic(return) circuit to be generally made by PET (polyethylene terephthalate, polyethyleneterephthalate)。But due to PET poor optical properties, the touch metallic(return) circuit therefore can not made by PET is placed in polaroid, otherwise can polarization effect be had undesirable effect。In order to touch sensitive layer 15 be arranged in polaroid, and reducing the touch sensitive layer 15 impact on polaroid itself, in the embodiment of the present application, touch sensitive layer 15 includes: uniaxial optical thin layer 151 and touch circuit layer 152。
Uniaxial optical thin layer 151, in implementing process, adopts cyclic olefin polymer to make。Cyclic olefin polymer, English cycloolefinpolymer, it is called for short COP, is a kind of noncrystal high molecular polymer, molecular structure is as it is shown in fig. 7, formed by the polymerization in the material in X left bracket and Y right parenthesis, and X and Y is positive integer。Compared to similar conventional polypropylene and polyethylene etc., COC is the polymer that a class is novel。Typical COP material modulus is higher than HDPE and PP, is similar to the modulus of PET or PC。COP in a lot, is similar to glass。COP material has good transparency, low-birefringence, high abbe number, and the close property of steam is good, high heat-resisting, and hydrone sensitivity is low。COP instead of the status of quartz glass with high ultraviolet spreading rate in analysis and diagnostic field。
Therefore COP both may be used for making the base material touching circuit layer 152, again can as the optical thin film in polaroid。So, in the embodiment of the present application, adopt COP to make the basic unit touching circuit layer 152。
And touch circuit layer 152 and be arranged on upper surface and/or the lower surface of uniaxial optical thin layer 151。Specifically, in the embodiment of the present application, touch circuit layer 152 and can be provided only on the upper surface of uniaxial optical thin layer 151, as shown in Figure 2 a, or it is provided only on the lower surface of uniaxial optical thin layer 151, as shown in Figure 2 b, it is also possible to be respectively provided with touch circuit layer on two surfaces up and down of uniaxial optical thin layer 151, as shown in Figure 2 c。The application those of ordinary skill in the field can be configured according to actual needs, and the application is not particularly limited。When in LCDs or when polaroid has touch operation, touch circuit layer 152 and sense touch operation, the touch operation that will sense, is converted into the signal of telecommunication, and the signal of telecommunication after converting is sent the central processing unit to electronic equipment, flush bonding processor or single-chip microcomputer etc.。
And, when touching loop at least provided with when the upper surface of uniaxial optical thin layer 151, namely, when touch loop is provided only on upper surface or is simultaneously located at upper and lower two surfaces, between touch sensitive layer 15 and polarizing layer 13, also need to arrange the second base layer 14 to support polarizing layer 13。And the second base layer 14 can also adopt TAC material to make, this is not particularly limited。
In the embodiment of the present application, touch circuit layer 152 and can adopt ITO (tin-doped indium oxide, IndiumTinOxide) or the transparent material such as nanometer silver coating make, it is also possible to adopt the metal grill that opaque copper or silver are made for material to make, this application be not particularly limited。Make the mode touching circuit layer 152 similar to prior art, just repeat no more here。
Further, polaroid there is an axle to be called absorption axle。Absorb axle and refer in polarizing layer 13, the axle being all predominantly absorbed with the light of this axle parallel position, and be perpendicular to the axial light of absorption and can pass and go。It addition, in crystal, can't produce birefringence when normal light is propagated along one or two specific direction of work, this one or two specific direction is just referred to as optical axis。On the interface of crystal, the direction parallel with optical axis is called fast axle, and the direction vertical with optical axis is then called slow axis。
Uniaxial optical thin film is a kind of phase difference compensation film, therefore, when uniaxial optical thin layer 151 is when polaroid is internal, in order to make the optical property of light, such as brightness, contrast, field-of-view angle etc., by there is significant change before and after the polaroid in the embodiment of the present application, in the embodiment of the present application, the first absorption axle arranging polarizing layer 13 is mutually perpendicular to or parallel with the slow axis of uniaxial optical thin layer 151。
Illustrate in order to convenient, in the embodiment of the present application about the referential of angle as shown in Figure 3。From initial point, the direction that level moves right is 0 °, and being perpendicular to horizontal upwardly direction is 90 °, and level direction to the left is 180 °, and vertical-horizontal downwardly direction is 270 °。Those skilled in the art are to be understood that, in implementing process, those skilled in the art can select the referential of optical angle as required, and the definition of angle can also be different, Fig. 3 in the embodiment of the present application only illustrates for convenience of description, and this is not specifically limited by the application。
As an example it is assumed that the first absorption direction of principal axis of polarizing layer 13 is 0 °, then the direction of uniaxial optical thin layer 151 slow axis it may be only configured to any one direction in 0 °, 90 °, 180 ° or 270 °；Assuming that the first of polarizing layer 13 absorbs direction of principal axis is 30 °, then the direction of uniaxial optical thin layer 151 slow axis it may be only configured to any one direction in 30 °, 120 °, 210 ° or 300 °；Assuming that the first of polarizing layer 13 absorbs direction of principal axis is 90 °, then the direction of uniaxial optical thin layer 151 slow axis it may be only configured to any one direction in 90 °, 180 °, 270 °。In implementing process, absorb the direction of axle by first to be set to be mutually perpendicular to the direction of slow axis or parallel, and the selection of concrete angle, the application those of ordinary skill in the field can select according to actual needs, and the application is not particularly limited。
Equally, in order to protect the optical property of the light by polaroid, the phase difference of the uniaxial optical thin layer 151 in the embodiment of the present application is specially 90～280nm, including 90nm and 280nm。In implementing process, it is possible to being set to 90nm, 238nm or 279nm etc., the application those of ordinary skill in the field can be configured as required。
In order to fix the second base layer 14 and touch sensitive layer 15, in the embodiment of the present application, between the second base layer 14 and touch sensitive layer 15, cured layer can also be set。The setting of cured layer is similar with prior art, does not just describe one by one here。
Embodiment two:
The embodiment of the present application two provides a kind of LCDs, as shown in Figure 4。The superiors of LCDs are the polaroids 21 in the embodiment of the present application one, are arranged with Liquid crystal module layer at polaroid 21。
The implication of the term that the polaroid 21 shown in Fig. 4 relates to and implementing, it is possible to reference to the associated description of earlier figures 1 to Fig. 3 and embodiment one, just do not repeat here。
Liquid crystal module layer in the embodiment of the present application specifically includes:
Colored optical filtering substrates layer 22, for accurately selecting the little scope wave band light wave being intended to pass through, and filters out other without wishing to the wave band passed through, makes user's human eye can receive certain saturated color light。Due to the LCDs in the embodiment of the present application, to be placed in the polaroid 21 of the superiors different from the common polaroid of prior art, and therefore in the embodiment of the present application, the first LCD alignment direction of colored optical filtering substrates layer 22 needs with in polaroid 21 the first of polarizing layer 13 to absorb axle perpendicular or parallel。
Specifically, in implementing process, it is possible to the first LCD alignment mode is set by the mode rubbed, it is also possible to realized by light orientation mode, this application is not particularly limited。In the embodiment of the present application, the angle in LCD alignment direction is referring again to the referential in 3 figure。
Assuming when the first absorption axle is 0 °, if the first LCD alignment direction arranging colored optical filtering substrates layer 22 is vertical with the first absorption axle, then the first LCD alignment direction can be just 90 ° or 270 °；If it is parallel that the first LCD alignment direction arranging colored optical filtering substrates layer 22 absorbs axle with first, the first LCD alignment direction can be just 0 ° or 180 °。In implementing process, the application those of ordinary skill in the field can select parallel or the vertical and concrete angle of the first absorption axle and the first LCD alignment direction according to actual needs, and contrast is the application be not limited as。
It is for 22 times liquid crystal layer 23 at colored optical filtering substrates layer。Liquid crystal layer 23 includes multiple liquid crystal molecule, liquid crystal pole plate etc.。Liquid crystal molecule, according to the change of voltage between pole plate, changes molecules align, thus changing the display content of LCDs。Owing to the touch sensitive layer 15 in the embodiment of the present application is arranged on the inside of polarizing layer 13, light in order to ensure the display content of liquid crystal layer 23 can pass through to be placed in the polaroid 21 of the LCDs the superiors, in the embodiment of the present application, the phase contrast of liquid crystal layer 23 should be 250～400nm, including 250nm and 400nm。In implementing process, the application those of ordinary skill in the field can be arranged as required to 250～400nm, including the arbitrary phase contrast in 250nm and 400nm。
Further, under Liquid crystal module layer, it is additionally provided with substrate layer 24, is used for forming TFT (thin film transistor (TFT), ThinFilmTransistor)。In the embodiment of the present application, the first LCD alignment direction of the second LCD alignment direction of substrate layer 24 and liquid crystal layer 23 needs antiparallel, and namely the differential seat angle between the first LCD alignment direction and the second LCD alignment direction is 180 °。Such as the first LCD alignment direction is 23 °, and the second LCD alignment direction is just 203 °；Or first LCD alignment direction be 90 °, the second LCD alignment direction is just 270 °, and more example just no longer repeats here one by one。
Under substrate layer 24, being additionally provided with lower polaroid 25, the lower floor of lower polaroid 25 is then backlight assembly 26, and lower polaroid 25 is for being converted into polarized light by the light that backlight assembly 26 sends。In implementing, lower polaroid 25 is common polaroid。In the embodiment of the present application, lower polaroid 25 second absorb axle and be arranged on the LCDs the superiors polaroid 21 first absorb axle need be mutually perpendicular to。
By foregoing description it can be seen that touch sensitive layer 15 is arranged in polaroid by the technical scheme of the embodiment of the present application, polaroid is being placed on LCDs, is being achieved in that and touch function and LCD are shown the technique effect combined。Compared with prior art, the technical scheme of the application does not need Liquid crystal module in LCDs is made any change, and then avoids the processing procedure preparing metallic circuit at LCDs inside/outside, improves production yield and reliability。
In order to know how the parameters illustrated in the embodiment of the present application coordinates, to ensure the optical property of LCDs, it is assumed that the first absorption axle is 0 °。The slow axis of uniaxial optical thin layer 151 absorbs axle with first and is mutually perpendicular to or parallel, therefore when the first absorption axle is 0 °, it is assumed that slow axis is now 0 °, and the first phase difference is 200nm。
Further, the first LCD alignment direction of colored optical filtering substrates layer 22 is perpendicular or parallel with the first absorption axle, it is assumed that the first LCD alignment direction now is 90 °。And the second-phase potential difference of the liquid crystal layer 23 of colored optical filtering substrates layer 22 lower floor should between 250～400nm, now arranging second-phase potential difference is 250nm。Further, the second LCD alignment direction of liquid crystal layer 23 is antiparallel with the first LCD alignment direction, and the first LCD alignment direction is 90 °, so the second LCD alignment direction should be 270 °
Finally, it is vertical with the first absorption axle that the second of lower polaroid 25 absorbs axle, and the first absorption axle is 0 °, then the second absorption axle can be 90 ° or 270 °, it is assumed that selecting the second absorption axle here is 90 °。
Embodiment three:
The embodiment of the present application three provides a kind of electronic equipment, refer to Fig. 5, including display unit 31 and the processor 32 that is connected with display unit。Processor 32 is for sending information to be shown to display unit 31 and controlling the control information etc. that display unit shows 31。
Display unit 31 specifically includes the LCDs 311 in embodiment two, and and LCDs 311 to the display control unit 312 connected。
The control information that display control unit 312 sends according to processor 32, the voltage being carried in LCDs 311 is controlled, and the parameters such as the impedance in display unit 31, amplitude are adjusted, so that LCDs 311 can export information to be displayed。
The implication of the term that the LCDs 311 in the electronic equipment shown in Fig. 5 relates to and implementing, it is possible to reference to the associated description of earlier figures 1 to Fig. 4 and embodiment, just do not repeat here。
It addition, polaroid described in above-described embodiment, LCDs and electronic equipment, those skilled in the art easily calculate and obtain, and the angle of visibility of the LCDs 311 in the embodiment of the present application is as shown in Figure 6。
Said one in the embodiment of the present application or multiple technical scheme, at least have one or more technique effects following:
In the technical scheme of the application, polaroid includes surface layer, the first base layer, polarizing layer and glue-line, touch sensitive layer is arranged between polarizing layer and glue-line, thus realizing the technique effect being integrated on polaroid by touch function, compared with prior art, need not on polaroid extra sticking touch control layer and cover-plate glass, therefore reduce the black box thickness of the LCDs possessing touch function。
Touch sensitive layer is arranged in polaroid by the technical scheme of the embodiment of the present application, is being placed on LCDs by polaroid, is being achieved in that and touch function and LCD are shown the technique effect combined。Compared with prior art, the technical scheme of the application does not need Liquid crystal module in LCDs is made any change, and then avoids the processing procedure preparing metallic circuit at LCDs inside/outside, improves production yield and reliability。
Obviously, the present invention can be carried out various change and modification without deviating from the spirit and scope of the present invention by those skilled in the art。So, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification。
Claims (11)
1. a polaroid, including surface layer, the first base layer, polarizing layer and glue-line, described polaroid also includes:
Touch sensitive layer, described touch-control sensing layer is arranged between described polarizing layer and described glue-line。
2. polaroid as claimed in claim 1, it is characterised in that described touch sensitive layer includes:
Uniaxial optical thin layer；
Touch circuit layer, be arranged on upper surface and/or the lower surface of described uniaxial optical thin layer；
When described touch circuit layer is at least provided with when described upper surface, being provided with the second base layer between described polarizing layer and described touch sensitive layer。
3. polaroid as claimed in claim 2, it is characterised in that the first of described polarizing layer absorbs axle and be mutually perpendicular to or parallel with the slow axis of described uniaxial optical thin layer。
4. polaroid as claimed in claim 3, it is characterised in that the first phase difference of described uniaxial optical thin layer is specially 90～280nm。
5. polaroid as claimed in claim 4, it is characterised in that described polaroid also includes:
Cured layer, is arranged between described second base layer and described touch sensitive layer。
6. a LCDs, including Liquid crystal module layer, and is arranged on the backlight assembly under described Liquid crystal module layer, also includes:
Polaroid described in any one of claim 1-5, is arranged on described Liquid crystal module layer。
7. display screen as claimed in claim 6, it is characterised in that described Liquid crystal module layer includes:
Colored optical filtering substrates layer, the first LCD alignment direction of described colored optical filtering substrates layer is perpendicular or parallel with described first absorption axle；
Liquid crystal layer, described liquid crystal layer is arranged under described colored optical filtering substrates layer, and the second-phase potential difference of described liquid crystal layer is 250～400nm。
8. display screen as claimed in claim 7, it is characterised in that described display screen also includes:
It is arranged on the substrate layer under described Liquid crystal module layer, and is arranged on the lower polaroid under described substrate layer, on described backlight assembly。
9. display screen as claimed in claim 8, it is characterised in that the second LCD alignment direction of described substrate layer is antiparallel with described first LCD alignment direction。
10. display screen as claimed in claim 9, it is characterised in that the second of described lower polaroid absorbs axle and be mutually perpendicular to described first absorption axle。
11. an electronic equipment, including display unit and the processor that is connected with described display unit, described display unit includes:
LCDs described in any one of claim 6-10；
Display control unit, is connected with described LCDs, is used for controlling described LCDs。
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| CN201410704950.2A CN105700217A (en) | 2014-11-26 | 2014-11-26 | A polarizer, a liquid crystal display screen and an electronic apparatus |
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| CN201410704950.2A CN105700217A (en) | 2014-11-26 | 2014-11-26 | A polarizer, a liquid crystal display screen and an electronic apparatus |
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Cited By (5)
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| CN108037858A (en) * | 2017-12-26 | 2018-05-15 | 上海展扬通信技术有限公司 | A kind of touch-screen, touch control display and terminal device |
| WO2018094729A1 (en) * | 2016-11-28 | 2018-05-31 | 深圳市柔宇科技有限公司 | Touch panel and flexible display |
| CN108957822A (en) * | 2018-08-10 | 2018-12-07 | 中国科学院宁波材料技术与工程研究所 | A kind of liquid crystal display and production method |
| CN110572758A (en) * | 2019-09-16 | 2019-12-13 | Oppo广东移动通信有限公司 | Polaroid, display screen and electronic equipment |
| CN112505961A (en) * | 2020-12-18 | 2021-03-16 | 深圳市华星光电半导体显示技术有限公司 | Display device and polarizer |
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| CN110572758A (en) * | 2019-09-16 | 2019-12-13 | Oppo广东移动通信有限公司 | Polaroid, display screen and electronic equipment |
| CN112505961A (en) * | 2020-12-18 | 2021-03-16 | 深圳市华星光电半导体显示技术有限公司 | Display device and polarizer |
| CN112505961B (en) * | 2020-12-18 | 2023-07-25 | 深圳市华星光电半导体显示技术有限公司 | Display device and polarizer |
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