CN113138479B - Display panel - Google Patents

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Publication number
CN113138479B
CN113138479B CN202110399419.9A CN202110399419A CN113138479B CN 113138479 B CN113138479 B CN 113138479B CN 202110399419 A CN202110399419 A CN 202110399419A CN 113138479 B CN113138479 B CN 113138479B
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light
display panel
layer
transparent metal
electrostatic shielding
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CN113138479A (en
Inventor
陈霞
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Wuhan China Star Optoelectronics Technology Co Ltd
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Wuhan China Star Optoelectronics Technology Co Ltd
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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/13338—Input devices, e.g. touch panels
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509—Filters, e.g. light shielding masks
    • G02F1/133512—Light shielding layers, e.g. black matrix
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • G02F1/13476—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which at least one liquid crystal cell or layer assumes a scattering state
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412—Digitisers structurally integrated in a display
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2202/00—Materials and properties
    • G02F2202/22—Antistatic materials or arrangements

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Human Computer Interaction (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

The application discloses a display panel, which comprises a touch layer, wherein the touch layer at least comprises a transparent metal layer, and a light contraction structure is formed on the light emergent side of the display panel by the transparent metal layer; the transparent metal layer through current display panel forms light constriction structure, need not newly-increased rete, under the prerequisite that does not change current rete thickness, gathers together light through light constriction structure, has reduced display panel's large visual angle light leak.

Description

Display panel
Technical Field
The application relates to the technical field of display, in particular to a display panel.
Background
The current display device has higher and higher requirements for reducing the light leakage at the large viewing angle, the prior art generally shields the dark-state light leakage at the large viewing angle by increasing the size of the black matrix layer, but the problems of the transmittance reduction and the power consumption increase of the display panel are caused, the development trend of low power consumption and light and thin of a display device is not met, and no better scheme is provided for solving the problem of the light leakage at the large viewing angle at present.
Therefore, the conventional display panel has the technical problem of light leakage at a large viewing angle.
Disclosure of Invention
The embodiment of the application provides a display panel, which can solve the technical problem that the existing display panel has large visual angle light leakage.
The embodiment of the application provides a display panel, including the touch-control layer, the touch-control layer includes a transparent metal layer at least, the transparent metal layer is in display panel's light-emitting side forms there is light constriction structure.
Optionally, in some embodiments of the present application, the transparent metal layer is an electrostatic shielding layer, the display panel includes a color filter substrate and an array substrate, which are arranged in a box-to-box manner, and the electrostatic shielding layer is arranged on a surface of one side of the color filter substrate, which is far away from the array substrate.
Optionally, in some embodiments of the present application, the light-shrinking structure is a prism structure for converging light.
Optionally, in some embodiments of the present application, the prism structure includes a convex portion formed by the electrostatic shielding layer, and a concave portion disposed between adjacent convex portions.
Optionally, in some embodiments of the present application, the shape of adjacent protrusions is the same.
Optionally, in some embodiments of the present application, the distance between adjacent protrusions is equal.
Optionally, in some embodiments of the present application, the display panel further includes a light emitting region, and a light shielding region provided with a black matrix layer, and the light shrinkage structure is provided only in the light emitting region.
Optionally, in some embodiments of the present application, the display panel includes a light emitting area and a light shielding area provided with a black matrix layer, the light shrinkage structures are disposed in the light emitting area and the light shielding area, and the disposition density of the light shrinkage structures of the light emitting area is greater than that of the light shrinkage structures of the light shielding area.
Optionally, in some embodiments of the present application, the light shrinkage structure is an independent component, the light shrinkage structure is disposed on a surface of one side of the color film substrate, which is far away from the array substrate, and the electrostatic shielding layer is formed by arranging the light shrinkage structures.
Optionally, in some embodiments of the present application, the light-shrinkable structures are adjacent to each other, and the light-shrinkable structures are arranged in an array.
Optionally, in some embodiments of the present application, the material of the electrostatic shielding layer is a transparent metal oxide.
The display panel provided by the embodiment of the application comprises a touch layer, wherein the touch layer at least comprises a transparent metal layer, and a light contraction structure is formed on the light emergent side of the display panel by the transparent metal layer; the light contraction structure is formed by the transparent metal layer of the existing display panel, a new film layer is not needed, and the technical problem that the existing display panel has large visual angle light leakage is solved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic cross-sectional view of a display panel provided in an embodiment of the present application;
FIG. 2 is a schematic diagram illustrating a light converging path of a display panel according to an embodiment of the present disclosure;
fig. 3 is a schematic cross-sectional view of a display module according to an embodiment of the present application.
Description of reference numerals:
Figure BDA0003019540840000021
Figure BDA0003019540840000031
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. Furthermore, it should be understood that the detailed description and specific examples, while indicating exemplary embodiments of the invention, are given by way of illustration and explanation only, and are not intended to limit the scope of the invention. In the present application, unless indicated to the contrary, the use of the directional terms "upper" and "lower" generally refer to the upper and lower positions of the device in actual use or operation, and more particularly to the orientation of the figures of the drawings; while "inner" and "outer" are with respect to the outline of the device.
The embodiment of the application provides a display panel. The following are detailed below. It should be noted that the following description of the embodiments is not intended to limit the preferred order of the embodiments.
As shown in fig. 1, the display panel 1 provided in the embodiment of the present application includes a touch layer, the touch layer includes at least one transparent metal layer 204, and the transparent metal layer 204 is formed with a light shrinkage structure 205.
In this embodiment, the display panel 1 includes a touch layer, the touch layer includes at least one transparent metal layer 204, and the transparent metal layer 204 forms a light shrinking structure 205 on the light emitting side of the display panel; the light shrinkage structure 205 is formed by the transparent metal layer 204 of the existing display panel 1, no additional film layer is needed, and the technical problem of large viewing angle light leakage of the existing display panel 1 is solved.
The light-shrinking structure 205 is used to shrink the divergent large-viewing-angle light into a narrow-viewing-angle light.
The color filter substrate 20 includes a substrate 201, a black matrix layer 202, a color resist layer 203, and a transparent metal layer 204.
In an embodiment, the transparent metal layer 204 is an electrostatic shielding layer, the display panel 1 includes a color filter substrate 20 and an array substrate 10 which are arranged in a box-to-box manner, and the electrostatic shielding layer is arranged on a surface of one side of the color filter substrate 20 away from the array substrate 10.
The touch layer includes the electrostatic shielding layer, and the electrostatic shielding layer is used for shielding the influence of static electricity on the display panel 1.
In one embodiment, the electrostatic shielding layer is made of indium tin oxide or antimony tin oxide.
When the touch layer is arranged in an external hanging manner, the preparation material of the electrostatic shielding layer is indium tin oxide.
When the touch layer is arranged in an embedded manner, the electrostatic shielding layer is made of tin antimony oxide.
In one embodiment, the light-shrinking structure 205 is a prismatic structure for converging light.
Wherein the electrostatic shielding layer comprises a plurality of prismatic structures.
Wherein, after light got into the prism structure, the prism structure can be concentrated from the light of all directions for light jets out towards the direction of perpendicular to horizontal plane or approximate perpendicular to horizontal plane behind the prism structure, consequently can play the effect of shrink visual angle.
In order to simplify the manufacturing process, the prism structure may be any one of an isosceles prism, a right-angle prism, and an isosceles right-angle prism.
It is to be understood that the prism structure may be other types of prism structures, which are not limited in this application, and any prism structure that can be used to achieve the function of shrinking the viewing angle in the related art may be used as the prism structure.
In one embodiment, as shown in fig. 2, the prismatic structure may also be arranged such that the apex of the prism is facing downwards, the prismatic structure with apex facing downwards being in fact a reverse prismatic structure.
The inverse prism structure can also achieve the effect of shrinking the light with large visual angle.
In one embodiment, the prism structure includes convex portions formed by the electrostatic shielding layer, and concave portions disposed between adjacent convex portions.
In one embodiment, the shape of adjacent protrusions is the same.
In one embodiment, the distance between adjacent protrusions is equal.
In one embodiment, the display panel 1 further comprises a light emitting region, and a light shielding region provided with the black matrix layer 202, and the light shrinkage structure 205 is only provided in the light emitting region.
Wherein, the light emitting area is correspondingly provided with a colored resist layer 203.
In one embodiment, the display panel 1 includes a light emitting region, and a light shielding region provided with a black matrix layer 202, the light shrinkage structures 205 are disposed in the light emitting region and the light shielding region, and the arrangement density of the light shrinkage structures 205 of the light emitting region is greater than that of the light shrinkage structures 205 of the light shielding region.
In an embodiment, the light-shrinking structures 205 are independent members, the light-shrinking structures 205 are disposed on a surface of the color filter substrate 20 away from the array substrate 10, and the electrostatic shielding layer is formed by the light-shrinking structures 205 in an array.
In one embodiment, the light-shrinkable structures 205 are adjacent to each other, and the light-shrinkable structures 205 are arranged in an array.
In one embodiment, the electrostatic shielding layer is made of a transparent metal oxide.
In one embodiment, the display panel 1 further comprises a polymer dispersed liquid crystal film, which may be disposed on a side of the display panel 1 near the backlight 302.
Wherein the polymer dispersed liquid crystal film includes a first electrode layer, a second electrode layer, and a polymer dispersed liquid crystal layer sandwiched between the two electrode layers. The polymer dispersed liquid crystal layer is formed by dispersing liquid crystal in micro-sized droplets in an organic solid polymer matrix. Due to the dielectric anisotropy of the liquid crystal, when the first electrode layer and the second electrode layer are powered off, the optical axis of the small droplet formed by the liquid crystal molecules is in free orientation, the refractive index of the small droplet is not matched with that of the matrix, and light rays pass through the polymer dispersed liquid crystal layer and then are in a scattering state. After the electric field is applied to the first electrode layer and the second electrode layer, the optical axis orientation of the liquid crystal microdroplets can be adjusted, so that liquid crystal molecules are orderly arranged and matched with the refractive index of the substrate, and light rays are emitted along a specific direction after passing through the polymer dispersed liquid crystal layer.
In this embodiment, by disposing the polymer dispersed liquid crystal film on the surface of the display panel 1 near the backlight 302, the light is emitted in a specific direction by applying an electric field, so as to further reduce the light-emitting angle of the light with large viewing angle, thereby reducing the influence of light leakage.
As shown in fig. 3, the display module 2 provided by the present application includes a backlight module 30, a display panel 1, a polarizer 40, an optical adhesive 50, and a cover plate 60, wherein the display panel 1 includes a touch layer, the touch layer includes at least one transparent metal layer 204, and the transparent metal layer 204 is formed with a light shrinkage structure 205.
In this embodiment, the display module 2 includes a display panel 1, the display panel 1 includes a touch layer, the touch layer includes at least one transparent metal layer 204, and the transparent metal layer 204 forms a light shrinking structure 205 on a light emitting side of the display panel 1; the light shrinkage structure 205 is formed by the transparent metal layer 204 of the existing display panel 1, no additional film layer is needed, and the technical problem of large viewing angle light leakage of the existing display panel 1 is solved.
The display module 2 may further include a privacy film 306, and the privacy film 306 is disposed on one side of the backlight module 30 facing the display panel 1.
The backlight module 30 further includes a reflective sheet 301, a backlight source 302, a light guide plate 303, a diffuser 304, and a brightness enhancement film 305.
In an embodiment, in the display module 2, the transparent metal layer 204 is an electrostatic shielding layer, the display panel 1 includes a color filter substrate 20 and an array substrate 10 which are arranged in a box-to-box manner, and the electrostatic shielding layer is arranged on a surface of one side of the color filter substrate 20, which is far away from the array substrate 10.
The touch layer includes the electrostatic shielding layer, and the electrostatic shielding layer is used for shielding the influence of static electricity on the display panel 1.
In one embodiment, in the display module 2, the electrostatic shielding layer is made of indium tin oxide or antimony tin oxide.
When the touch layer is arranged in an externally hung manner, the preparation material of the electrostatic shielding layer is indium tin oxide.
When the touch layer is arranged in an embedded manner, the electrostatic shielding layer is made of tin antimony oxide.
In one embodiment, the light-shrinking structure 205 is a prismatic structure for converging light.
Wherein the electrostatic shielding layer comprises a plurality of prismatic structures.
Wherein, after light got into the prism structure, the prism structure can be concentrated from the light of all directions for light jets out towards the direction of perpendicular to horizontal plane or approximate perpendicular to horizontal plane behind the prism structure, consequently can play the effect of shrink visual angle.
In order to simplify the manufacturing process, the prism structure may be any one of an isosceles prism, a right-angle prism, and an isosceles right-angle prism.
It is to be understood that the prism structure may be other types of prism structures, which are not limited in this application, and any prism structure that can be used to implement the function of shrinking the viewing angle in the related art may be used as the prism structure.
In one embodiment, in the display module 2, the prism structure may be arranged such that the vertex angle of the prism faces downward, and the prism structure with the vertex angle facing downward is actually an inverse prism structure.
In one embodiment, in the display module 2, the prism structure includes a convex portion formed by the electrostatic shielding layer and a concave portion disposed between adjacent convex portions.
In one embodiment, the shape of the adjacent convex portions is the same in the display module 2.
In one embodiment, in the display module 2, the adjacent convex portions have equal spacing.
In one embodiment, in the display module 2, the display panel 1 further includes a light emitting region and a light shielding region provided with the black matrix layer 202, and the light shrinkage structure 205 is only disposed in the light emitting region.
In one embodiment, in the display module 2, the display panel 1 includes a light emitting area and a light shielding area provided with the black matrix layer 202, the light shrinkage structures 205 are disposed in the light emitting area and the light shielding area, and the disposing density of the light shrinkage structures 205 of the light emitting area is greater than that of the light shrinkage structures 205 of the light shielding area.
In an embodiment, in the display module 2, the light-shrinking structures 205 are independent members, the light-shrinking structures 205 are disposed on a surface of the color filter substrate 20 away from the array substrate 10, and the electrostatic shielding layer is formed by arranging the light-shrinking structures 205.
In one embodiment, in the display module 2, the light-shrinking structures 205 are adjacent to each other, and the light-shrinking structures 205 are arranged in an array.
In one embodiment, in the display module 2, the material for preparing the electrostatic shielding layer is transparent metal oxide.
In one embodiment, in the display module 2, the display panel 1 further includes a polymer dispersed liquid crystal film, and the polymer dispersed liquid crystal film may be disposed on a side of the display panel 1 close to the backlight 302.
In one embodiment, as shown in fig. 3, in the display module 2, a privacy film 306 is disposed on a side of the backlight module 30 facing the display panel 1, and the privacy film 306 includes a privacy structure layer 3062 and an upper protection layer 3061 and a lower protection layer 3063 disposed on two sides of the privacy structure layer 3062, respectively. The peep-proof structure layer 3062 is formed by compounding multiple layers of materials to form an ultramicro shutter structure, the ultramicro shutter structure is formed by grating structures which are arranged in parallel, when light irradiates on the peep-proof film 306, most of the light is blocked by the gratings, only a small part of the light which is basically and vertically irradiated on the peep-proof film 306 can be reflected out from the interval, the visual angle can be obviously contracted, and therefore the effects of reducing the visual range of a screen and preventing peeping are achieved.
The upper protection layer 3061 and the lower protection layer 3063 may support and protect the privacy protection structure layer 3062.
Wherein, the preparation materials of the upper protection layer 3061 and the lower protection layer 3063 may each include polyethylene terephthalate and polyethylene.
An anti-reflection layer may be further disposed in the upper protection layer 3061, and the anti-reflection layer is a frosted layer, has a diffuse reflection surface, and is mainly used for anti-glare. Since the upper protection layer 3061 has the anti-reflection layer that is frosted, the surface of the privacy film 306 corresponding to the upper protection layer 3061 appears as a matte surface. Accordingly, the surface of the privacy film 306 corresponding to the lower protection layer 3063 appears as a smooth surface.
Wherein, the matte surface of the peep-proof film 306 is arranged towards the light emergent side.
The display panel provided by the embodiment comprises a touch layer, wherein the touch layer at least comprises a transparent metal layer, and a light contraction structure is formed on the light emergent side of the display panel by the transparent metal layer; the light contraction structure is formed by the transparent metal layer of the existing display panel, and the technical problem that the existing display panel has large visual angle light leakage can be solved without adding a film layer in the display panel.
The foregoing detailed description is directed to a display panel provided in an embodiment of the present application, and specific examples are applied herein to illustrate the principles and implementations of the present application, and the above description of the embodiments is only provided to help understand the method and the core idea of the present application; meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims (8)

1. The utility model provides a display panel, its characterized in that, includes the touch-control layer, the touch-control layer includes a transparent metal layer at least, the transparent metal layer is electrostatic shielding layer, the preparation material of electrostatic shielding layer is indium tin oxide or tin antimony oxide, the transparent metal layer is in display panel's light-emitting side forms there is light constriction structure, the apex angle that light constriction structure set the prism is the inverse prism structure down, display panel is including sending out the district and being provided with the shading district on black matrix layer, light constriction structure sets up send out the district with the shading district, send out the district light constriction structure's the density that sets up is greater than the shading district the density that sets up of light constriction structure.
2. The display panel according to claim 1, wherein the display panel comprises a color filter substrate and an array substrate which are arranged in a box-to-box manner, and the electrostatic shielding layer is arranged on the surface of one side of the color filter substrate, which is far away from the array substrate.
3. A display panel as claimed in claim 2 characterized in that the light-shrinking structure is a prismatic structure for converging light.
4. The display panel according to claim 3, wherein the prism structure comprises convex portions formed by the electrostatic shielding layer, and concave portions provided between adjacent convex portions.
5. The display panel according to claim 4, wherein adjacent ones of the convex portions are identical in shape.
6. The display panel according to claim 4, wherein a pitch between adjacent convex portions is equal.
7. The display panel of claim 1, wherein the light-shrinkable structure is an independent member, the light-shrinkable structure is disposed on a surface of the color filter substrate away from the array substrate, and the electrostatic shielding layer is formed by the arrangement of the light-shrinkable structures.
8. The display panel of claim 7, wherein adjacent light-shrinkable structures contact each other, and the light-shrinkable structures are arranged in an array.
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