CN203338308U - Optical filter assembly and touch displaying screen - Google Patents
Optical filter assembly and touch displaying screen Download PDFInfo
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- CN203338308U CN203338308U CN2013204010215U CN201320401021U CN203338308U CN 203338308 U CN203338308 U CN 203338308U CN 2013204010215 U CN2013204010215 U CN 2013204010215U CN 201320401021 U CN201320401021 U CN 201320401021U CN 203338308 U CN203338308 U CN 203338308U
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Abstract
The utility model relates to an optical filter assembly which comprises a transparent base material, a first conducting layer, a coining rubber layer, a second conducting layer, a light shading matrix layer and a colored light resisting layer. The transparent base material comprises a first surface and a second surface, wherein the first surface and the second surface are oppositely arranged. The first conducting layer comprises a first conducting pattern arranged on the first surface. The coining rubber layer is arranged on the first surface and the first conducting layer. The second conducting layer comprises a second conducting pattern which is embedded in the side, away from the first surface, of the coining rubber layer. The first conducting pattern and the second conducting pattern are mutually isolated to form a sensing structure in the thickness direction of the coining rubber layer. The light shading matrix layer is arranged on the second surface and the colored light resisting layer is arranged on the second surface. Conducting wires of the first conducting layer and the second conducting layer have the width ranging from 0.2 micron to 5 microns. The optical filter assembly has the functions of being operated in a touched mode and filtering light, reduction of the thickness of an electronic product is facilitated, and materials and assembling cost are saved. The utility model further provides a touch displaying screen.
Description
Technical field
The utility model relates to demonstration field, plane, particularly relates to the touch display screen of a kind of optical filter box and this optical filter box of use.
Background technology
Touch-screen is a kind of inductive arrangement that touches input signal that receives.Touch-screen has given information interaction brand-new looks, is extremely attractive brand-new information interaction equipment.The development of touch screen technology has caused the common concern of domestic and international information medium circle, has become the Chaoyang new high-tech industry that the photoelectricity industry is a dark horse.
At present, having the electronic product that touches Presentation Function includes display screen and is positioned at the touch-screen on display screen.Yet, touch-screen as with display screen assembly independently, when for some, realizing the electronic product of man-machine interaction, all need to be ordered according to the size of display screen, assembled afterwards, to form touch display screen, but touch display screen can have touch control operation and Presentation Function simultaneously again.The assembling of existing touch-screen and display screen mainly contains two kinds of modes, and frame pastes and full laminating.It is by the laminating of the edge of touch-screen and display screen that frame pastes, and full laminating is by whole laminating of the upper surface of the lower surface of touch-screen and display screen.
Display screen mainly comprises polaroid, optical filter box, Liquid Crystal Module and thin film transistor (TFT) (the Thin Film Transistor of stack successively, TFT), therefore display screen itself has had larger thickness, and while continuing to fit touch-screen on display screen, to further increase its thickness, moreover, many one attaching process, just mean and increased the bad probability of product, greatly increase the production cost of product.
The utility model content
Based on this, be necessary to provide a kind of touch display screen that is conducive to reduce the optical filter box of electronic installation thickness and uses this optical filter box.
A kind of optical filter box comprises:
Transparent base; Comprise the first surface and the second surface that are oppositely arranged;
The first conductive layer, comprise the first conductive pattern of being located on described first surface, and described the first conductive pattern comprises continuous conductive grid, and described conductive grid is intersected to form by conductive thread;
The impression glue-line, be arranged on described first surface and described the first conductive pattern, and described the first conductive pattern is embedded the side near described first surface at described impression glue-line;
The second conductive layer, comprise and be embedded the second conductive pattern away from a side of described first surface at described impression glue-line, described the second conductive pattern comprises continuous conductive grid, described conductive grid is intersected to form by conductive thread, and described the first conductive pattern and described the second conductive pattern space on the thickness direction of described impression glue-line forms induction structure;
The shading matrix layer, be arranged on described second surface, and described shading matrix layer comprises cross one another ruling, and described ruling intersects to form a plurality of grid cells; And
The colorama resistance layer, be arranged on described second surface, comprises a plurality of chromatic photoresists unit, and each described chromatic photoresist unit is arranged in a described grid cell;
Wherein, the live width of the conductive thread of described the first conductive pattern and described the second conductive pattern is 0.2 micron～5 microns.
In embodiment, described conductive thread intersects to form grid node mutually therein, and the distance between two adjacent grid nodes is 50 microns～500 microns.
In embodiment, in described the first conductive pattern and described the second conductive pattern, the projection of conductive thread on described shading matrix layer of one of them layer falls on the ruling of described shading matrix layer therein.
In embodiment, the live width of described conductive thread is less than the width of described ruling therein.
In embodiment, described conductive grid comprises a plurality of grid cells therein, and a chromatic photoresist unit is at least held in the projection of each grid cell on described colorama resistance layer.
Therein in embodiment, described the first conductive layer is processed the first conductive pattern that obtains a plurality of spaces by whole complete conductive grid broken, described the second conductive layer is processed the second conductive pattern that obtains a plurality of spaces by whole complete conductive grid broken.
Therein in embodiment, the interval width of two adjacent described the first conductive patterns in described the first conductive layer is 0.5 micron～50 microns, and the interval width of two adjacent described the second conductive patterns in described the second conductive layer is 0.5 micron～50 microns.
In embodiment, the thickness of described colorama resistance layer is more than or equal to the thickness of described shading matrix layer therein.
Therein in embodiment, described impression glue-line offers the groove of shape and described the second conductive pattern coupling, described the second conductive pattern is contained in described groove, the degree of depth of described groove is less than the thickness of described impression glue-line, and the thickness of described the second conductive pattern is less than or equal to the degree of depth of described groove.
A kind of touch display screen, comprise the film crystal pipe electrode, Liquid Crystal Module, optical filter box and the polaroid that stack gradually, and described optical filter box is the as above described optical filter box of any one.
Above-mentioned optical filter box and use the touch display screen of this optical filter box, optical filter box can be realized touch control operation and filtering functions simultaneously, combination as indispensable two assemblies in display screen, during for display screen, can directly make display screen there is touch controllable function, without assemble again a touch-screen on display screen, not only be conducive to reduce the thickness of electronic product, also greatly saved material and assembly cost simultaneously.
The accompanying drawing explanation
The structural representation of the touch display screen that Fig. 1 is an embodiment;
The diagrammatic cross-section that Fig. 2 is optical filter box shown in Fig. 1;
The schematic perspective view of the optical filter box that Fig. 3 is an embodiment;
Fig. 4 is a conductive layer vertical view shown in Fig. 3;
The diagrammatic cross-section of the optical filter box that Fig. 5 is another embodiment;
The diagrammatic cross-section of the optical filter box that Fig. 6 is another embodiment;
The structural representation of the conductive thread that Fig. 7 is an embodiment;
The structural representation of the conductive thread that Fig. 8 is another embodiment;
The structural representation of the conductive thread that Fig. 9 is another embodiment;
The structural representation of the conductive thread that Figure 10 is another embodiment;
The diagrammatic cross-section of the optical filter box that Figure 11 is another embodiment.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail.A lot of details have been set forth in the following description so that fully understand the utility model.But the utility model can be implemented much to be different from alternate manner described here, those skilled in the art can be in the situation that do similar improvement without prejudice to the utility model intension, so the utility model is not subject to the restriction of following public concrete enforcement.
It should be noted that, when element is called as " being fixed in " another element, can directly can there be 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 have centering elements simultaneously.
Unless otherwise defined, all technology that this paper is used are identical with the implication that belongs to the common understanding of those skilled in the art of the present utility model with scientific terminology.The term used in instructions of the present utility model herein, just in order to describe the purpose of specific embodiment, is not intended to be restriction the utility model.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
The utility model proposes a kind of optical filter box and use the touch display screen of this optical filter box.This optical filter box can be realized touch operation and optical filter function, thereby makes touch display screen have the touch Presentation Function.
Refer to Fig. 1, the touch display screen 100 of an embodiment, comprise the lower polaroid 10, TFT electrode 20, Liquid Crystal Module 30, public electrode 40, diaphragm 50, optical filter box 200 and the polaroid 60 that stack gradually.
The lower polaroid 10 of the present embodiment, thin film transistor (TFT) (Thin Film Transistor; TFT) structure of electrode 20, Liquid Crystal Module 30, public electrode 40, diaphragm 50 and upper polaroid 60 and function can be identical with existing product, do not repeat them here.
Be appreciated that for what to use backlight be polarized light source, as the OLED polarized light source, without lower polaroid 10, only need polaroid 60 to get final product.Diaphragm 50 also can omit.
Following emphasis is described optical filter box 200.
Refer to Fig. 2, optical filter box 200 comprises transparent base 22, impression glue-line 24, the first conductive layer 25, the second conductive layer 26, shading matrix layer (Black Matrix, BM) 27, colorama resistance layer 28.The first conductive layer 25 and the second conductive layer 26 space on the thickness direction of impression glue-line 24 forms induction structure.
Impression glue-line 24 arranges on the first surface 222 and the first conductive layer 25 of transparent base 22.Impression glue-line 24 is transparence, and thickness is 2 microns～10 microns, does not therefore affect the transmittance of optical filter box 200 integral body.The material of impression glue-line 24 can be solvent-free ultra-violet curing acrylic resin, On Visible Light Cured Resin or heat reactive resin.
The first conductive layer 25 arranges on first surface 222, and is embedded the side near the first surface 222 of transparent base 22 at impression glue-line 24.The first conductive layer 25 comprises the first conductive pattern 252.The first conductive pattern 252 can pass through at first surface 222 plating/matel coated layers, then obtains through etching.The material of metal level can be at least one in the metals such as gold, silver, copper, aluminium, zinc, tin and molybdenum.
Refer to Fig. 3, the first conductive pattern 252 comprises continuous conductive grid, and conductive grid is intersected to form by conductive thread a, and the basic grid that conductive thread a forms can be regular polygon, as square, rhombus, regular hexagon etc.The basic grid that conductive thread a forms can also be random grid.Conductive thread a can straight line, curve or broken line.The live width of conductive thread a is 0.2 micron～5 microns, meeting under the condition of above-mentioned live width, can realize the transparent effect of conductive thread a, and naked eyes are invisible.Conductive thread a intersects to form grid node mutually, and the distance between adjacent two grid nodes is 50 microns～500 microns, so can further improve the transmittance of the first conductive pattern 252.
Refer to Fig. 2, the second conductive layer 26 is arranged on the side of impression glue-line 24 away from transparent base 22.The second conductive layer 26 comprises the second conductive pattern 262.Can be by offer the groove 242 of shape and the second conductive pattern 262 couplings on the impression side of glue-line 24 away from transparent base 22, then make the second conductive pattern 262 after curing again to filled conductive material in groove 242.The degree of depth of groove 242 is less than the thickness of impression glue-line 24, and the thickness of the second conductive pattern 262 is less than or equal to the degree of depth of groove 242.In the present embodiment, the thickness of the second conductive pattern 262 equals the degree of depth of groove 242.The conductive material of filling can be metal, carbon nano-tube, and Graphene, organic conductive macromolecule and ITO, be preferably metal, as nanometer silver paste.While adopting the impression mode, the degree of depth of groove 242 is less than the thickness of impression glue-line 24, and the thickness of the conductive material of accommodating in groove 242 is less than or equal to the degree of depth of groove 242, can avoid conductive layer in successive process by scratch.
Refer to Fig. 3, the second conductive pattern 262 comprises continuous conductive grid, and conductive grid is intersected to form by conductive thread a.The basic grid that conductive thread a forms can be regular polygon, as square, rhombus or regular hexagon etc.The basic grid that conductive thread a forms can also be random grid.Conductive thread a can straight line, curve or broken line.The live width of conductive thread a is 0.2 micron～5 microns, meeting under the condition of above-mentioned live width, can realize the transparent effect of conductive thread a, and naked eyes are invisible.Conductive thread a intersects to form grid node mutually, and the distance between adjacent two grid nodes is 50 microns～500 microns, so can further improve the transmittance of the first conductive pattern 252.
Refer to Fig. 4, in the first conductive layer 25 and the second conductive layer 26, arbitrary conductive layer is processed the schematic diagram of the space of a plurality of conductive patterns that obtain by broken string.Wherein, a plurality of the first conductive patterns 252 and a plurality of the second conductive pattern 262 difference space insulation form induction structure.To the conductive thread a of whole the first conductive layer 25, the processing (seeing square frame b place on figure) of breaking obtains the first conductive pattern 252 of space insulation, and the internodal distance of conductive thread two broken string is 0.5 micron～50 microns.252 separate, insulation that a plurality of the first conductive patterns conduct electricity.Equally, to the conductive thread a of whole the second conductive layer 26 the second conductive pattern 262 that obtains the space insulation that breaks that processing break and process, two of the conductive thread a internodal distance that breaks is 0.5 micron～50 microns.262 separate, insulation that a plurality of the second conductive patterns conduct electricity.
In one embodiment, in the first conductive layer 25 and the second conductive layer 26, conductive thread a can aim at the ruling of shading matrix layer 27, also can misalignment.As shown in Figure 2, conductive thread a in the first conductive layer 25 aims at ruling, and the conductive thread a of the second conductive layer 26 does not aim at ruling, because the live width of conductive thread a is 0.2 micron～5 microns, therefore conductive thread a itself is visually-clear, can not affect transmittance.
In another embodiment, refer to Fig. 5, the conductive thread a in the first conductive layer 25 and the second conductive layer 26 all falls on the ruling of shading matrix layer 27 in the projection of shading matrix layer 27.And the width of conductive thread a is less than the width of ruling, to reduce conductive thread a, be exposed to the outer risk of ruling.
Refer to Fig. 6, in another embodiment, the conductive thread a in the first conductive layer 25 and the second conductive layer 26 all falls on the ruling of shading matrix layer 27 in the projection of shading matrix layer 27.The live width of conductive thread a can equate with the width of ruling.What the live width of conductive thread a can be done like this is wider, to reduce the manufacture difficulty of conductive thread.And that can not expose that shading matrix layer 27 affects chromatic photoresist to chromatic photoresist zone goes out light effect and product appearance effect.
The basic grid shape of the conductive thread a of the first conductive layer 25 and the second conductive layer 26 can with the similar fitgures that are shaped as of shading matrix layer 27 grid, with the similar fitgures that are shaped as of the chromatic photoresist unit 282 of colorama resistance layer 28, the intersection point of the projection of grid on shading matrix layer 27 that conductive thread a forms overlaps with the ruling intersection point of shading matrix layer 27.At least one chromatic photoresist unit 282 is held in the projection of basic grid unit on colorama resistance layer 27 of the conductive thread a of the first conductive layer 25 and the second conductive layer 26, wherein is divided into four kinds of situations:
1, the basic grid unit of conductive thread a is corresponding one by one with chromatic photoresist unit 282, and the mesh lines of conductive thread a is apart from being shading matrix layer 24 and adjacent two distance between center lines, as shown in Figure 7.2, only for example, on first axial (transverse axis), the mesh lines of conductive thread a is apart from being the same axially integral multiple of adjacent two distance between center lines of shading matrix layer 24, in a plurality of complete chromatic photoresist unit 282 of the inclusive projection of basic grid unit on shading matrix layer 24 of the conductive thread a of X direction, as shown in Figure 8.3, only for example, on second axial (longitudinal axis), the mesh lines of conductive thread a is apart from being the same axially integral multiple of adjacent two distance between center lines of shading matrix layer 24, in a plurality of complete chromatic photoresist unit 282 of the inclusive projection of basic grid unit on shading matrix layer 24 of the conductive thread a of y direction, as shown in Figure 9.4, first axially and second axially on, the mesh lines of conductive thread a is apart from being all the same axially integral multiple of adjacent two distance between center lines of shading matrix layer 24, the i.e. projection of basic grid unit on shading matrix layer 24 at the conductive thread a of transverse axis and y direction all comprises a plurality of complete chromatic photoresist unit 282, as shown in figure 10.
Refer to Figure 11, shading matrix layer 27 is arranged on the second surface 224 of transparent base 22.Shading matrix layer 27 comprises cross one another ruling, and these rulings intersect to form a plurality of grid cells.Grid cell is for accommodating the chromatic photoresist material.The material of shading matrix layer 27 is with the photoresist of black dyes or crome metal, and it can adopt exposure, developing manufacture process to obtain.
Colorama resistance layer 28 is arranged on the second surface 224 of transparent base 22.Colorama resistance layer 28 comprises a plurality of chromatic photoresists unit 282, and each chromatic photoresist unit 282 is arranged in a corresponding grid cell.The material of colorama resistance layer 28 can be the photoresist with coloured dye, for example red (red, R), green (green, G), blue colors such as (blue, B), and colorama resistance layer 28 can adopt exposure, developing manufacture process acquisition.Colorama resistance layer 28 is distributed among the grid cell of shading matrix layer 27 formation, and colorama resistance layer 28 and shading matrix layer 27 are distributed on the second surface 224 of transparent base 22.In the present embodiment, the chromatic photoresist of colorama resistance layer 28 is the R/G/B chromatic photoresist.
As shown in figure 11, the thickness of colorama resistance layer 28 is greater than the thickness of shading matrix layer 27, can increase like this light emission rate of light.If the thickness of colorama resistance layer 28 is less than the thickness of shading matrix layer 27, looking that colorama resistance layer 28 is similar to is embedded in shading matrix layer 27, shading matrix layer 27 covers light, therefore from the colorama resistance layer, 26 light out can only be seen from front, side is easily blocked by shading matrix layer 27, is unfavorable for bright dipping.And the thickness of working as colorama resistance layer 28 is greater than the thickness of shading matrix layer 27; the top of colorama resistance layer 28 is similar to and embeds in impression glue-line 24; impression glue-line 24 is filled and led up the gap between chromatic photoresist, and impression glue-line 24 plays the effect of protection chromatic photoresist and grid moulding simultaneously.In other embodiments, the thickness of colorama resistance layer 28 equals the thickness of shading matrix layer 27.
The above-mentioned optical filter box with the touch-control effect 200, its manufacturing process is as follows:
(1) at first first surface and the second surface at glass baseplate carry out the Plasma processing, removes the dirty of first, second surface of glass, and make surface ion, increases follow-up and cohesive force other material.
(2) at whole metal cladding of glass baseplate first surface or painting layer of metal conductive ink (the present embodiment is adopted as argent),
(3) then be coated with one deck photoresist, through overexposure-developing technique, only retain the photoresist that covers the first conductive pattern portions, the photoresist that all the other are local is removed;
(4) utilize metal etch liquid to carry out etching to above-mentioned metal level, obtain the conductive thread of the first conductive pattern of required pattern.
(5) at above-mentioned whole the coating impression glue of glass basic surface (the present embodiment adopts PMMA UV cured resin) that covers the first conductive pattern, and use the impression block be nested with the second conductive pattern impressed and solidify on impression glue surface, obtain the grid groove of required the second conductive pattern;
(6), to filled conductive material in the grid groove of the second conductive pattern and solidify, conductive material can be metal, carbon nano-tube, and Graphene, organic conductive macromolecule and ITO, form the conductive grid that conductive thread forms; Be preferably metal (as nanometer silver paste);
(7) (can be the transparency protected rete that is coated with/plates, final products retain to cover layer protective layer at the whole face of impression glue-line and the second conductive pattern surface; Can be also one deck intermediate process diaphragm, finally remove), to avoid affecting the effect of the second conductive pattern when making the pattern of shading matrix layer and colorama resistance layer.
(8) at whole painting of the second surface of substrate of glass/plating light screening material;
(9) adopt exposure-developing technique, the light screening material in chromatic photoresist zone is removed, obtain the shading matrix layer.
(10) plate/coat the R/G/B chromatic photoresist in the corresponding region gradation, obtain the colorama resistance layer.
Wherein, what in above-mentioned the 7th step, use is the intermediate process diaphragm, after the 10th step, also needs it is removed)
In above-mentioned optical filter box and touch display screen, in the touch display screen of above-mentioned optical filter box and this optical filter box of use, comprise glass substrate, be arranged on impression glue-line on glass substrate, be distributed in the impression glue-line both sides the first conductive layer and the second conductive layer and be arranged on shading matrix layer and the colorama resistance layer of impression glue-line, the first conductive layer and the insulation of the second conductive layer space form induction structure.Optical filter box can be realized touch control operation and filtering functions simultaneously, combination as indispensable two assemblies in display screen, during for display screen, can directly make display screen there is touch controllable function, without assemble again a touch-screen on display screen, not only be conducive to reduce the thickness of electronic product, also greatly saved material and assembly cost simultaneously.
Further, conductive layer is arranged on the both sides of impression glue-line, avoided the scratch of conductive layer, and the live width of the conductive thread of conductive layer is 0.2 micron～5 microns.Conductive thread is in above-mentioned live width scope, and no matter whether conductive thread is aimed at the ruling of shading matrix, can guarantee the visually-clear effect.
In addition, above-mentioned optical filter box and touch display screen also have following advantage:
(1) first conductive thread obtains by metal etch; The second conductive thread adopts the impression mode to make, by these two kinds of modes, conductive filament in the first conductive layer and the second conductive layer can be all visually-clear, and therefore, the material that conductive pattern is selected can only expand all suitable conductive materials to transparent material by tradition.When the conductive material of conductive thread is selected metal material, the energy consumption that can greatly reduce resistance and reduce touch-screen.
(2) the above-mentioned optical filter box with touch controllable function is double-deck conductive structure, without the design of putting up a bridge, greatly reduces task difficulty.
(3) above-mentioned conductive pattern adopts the metal grill structure, adopts imprint process to be manufactured, the technique compared to traditional ITO film as conductive layer, mesh shape can a step form, and technique is simple, does not need the expensive device such as sputter, evaporation, yield is high, is applicable to large tracts of land, production in enormous quantities.And if replace ITO with metal, material cost reduces greatly, owing to not needing to use etching technics, can not cause the waste of conductive, and environmentally friendly.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore 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 (10)
1. an optical filter box, is characterized in that, comprising:
Transparent base; Comprise the first surface and the second surface that are oppositely arranged;
The first conductive layer, comprise the first conductive pattern of being located on described first surface, and described the first conductive pattern comprises continuous conductive grid, and described conductive grid is intersected to form by conductive thread;
The impression glue-line, be arranged on described first surface and described the first conductive pattern, and described the first conductive pattern is embedded the side near described first surface at described impression glue-line;
The second conductive layer, comprise and be embedded the second conductive pattern away from a side of described first surface at described impression glue-line, described the second conductive pattern comprises continuous conductive grid, described conductive grid is intersected to form by conductive thread, and described the first conductive pattern and described the second conductive pattern space on the thickness direction of described impression glue-line forms induction structure;
The shading matrix layer, be arranged on described second surface, and described shading matrix layer comprises cross one another ruling, and described ruling intersects to form a plurality of grid cells; And
The colorama resistance layer, be arranged on described second surface, comprises a plurality of chromatic photoresists unit, and each described chromatic photoresist unit is arranged in a described grid cell;
Wherein, the live width of the conductive thread of described the first conductive pattern and described the second conductive pattern is 0.2 micron～5 microns.
2. optical filter box according to claim 1, is characterized in that, described conductive thread intersects to form grid node mutually, and the distance between two adjacent grid nodes is 50 microns～500 microns.
3. optical filter box according to claim 1, is characterized in that, in described the first conductive pattern and described the second conductive pattern, the projection of conductive thread on described shading matrix layer of one of them layer falls on the ruling of described shading matrix layer.
4. optical filter box according to claim 3, is characterized in that, the live width of described conductive thread is less than the width of described ruling.
5. optical filter box according to claim 1, is characterized in that, described conductive grid comprises a plurality of grid cells, and a chromatic photoresist unit is at least held in the projection of each grid cell on described colorama resistance layer.
6. optical filter box according to claim 1, it is characterized in that, described the first conductive layer is processed the first conductive pattern that obtains a plurality of spaces by whole complete conductive grid broken, described the second conductive layer is processed the second conductive pattern that obtains a plurality of spaces by whole complete conductive grid broken.
7. optical filter box according to claim 6, it is characterized in that, the interval width of two adjacent described the first conductive patterns in described the first conductive layer is 0.5 micron～50 microns, and the interval width of two adjacent described the second conductive patterns in described the second conductive layer is 0.5 micron～50 microns.
8. optical filter box according to claim 1, is characterized in that, the thickness of described colorama resistance layer is more than or equal to the thickness of described shading matrix layer.
9. optical filter box according to claim 1, it is characterized in that, described impression glue-line offers the groove of shape and described the second conductive pattern coupling, described the second conductive pattern is contained in described groove, the degree of depth of described groove is less than the thickness of described impression glue-line, and the thickness of described the second conductive pattern is less than or equal to the degree of depth of described groove.
10. a touch display screen, comprise the film crystal pipe electrode, Liquid Crystal Module, optical filter box and the polaroid that stack gradually, it is characterized in that, described optical filter box is optical filter box as claimed in any one of claims 1 to 9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204010215U CN203338308U (en) | 2013-07-05 | 2013-07-05 | Optical filter assembly and touch displaying screen |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013204010215U CN203338308U (en) | 2013-07-05 | 2013-07-05 | Optical filter assembly and touch displaying screen |
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| CN203338308U true CN203338308U (en) | 2013-12-11 |
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| CN2013204010215U Expired - Fee Related CN203338308U (en) | 2013-07-05 | 2013-07-05 | Optical filter assembly and touch displaying screen |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170710 Address after: 330000 Jiangxi city of Nanchang Province Economic and Technological Development Zone HUANGJIAHU Road Patentee after: Nanchang OFilm Tech. Co.,Ltd. Address before: North to the East, 330013 in Jiangxi province Nanchang city Nanchang economic and technological development zones clove road Longtan ditch Co-patentee before: Shenzhen OFilm Tech Co.,Ltd. Patentee before: Nanchang Ofilm Display Tech Co.,Ltd. Co-patentee before: Suzhou OFilm Tech. Co.,Ltd. |
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| 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: 20131211 Termination date: 20180705 |