CN109856714A - The display of light leakage prevention film assembly and application the light leakage prevention film assembly - Google Patents
The display of light leakage prevention film assembly and application the light leakage prevention film assembly Download PDFInfo
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- CN109856714A CN109856714A CN201910256899.6A CN201910256899A CN109856714A CN 109856714 A CN109856714 A CN 109856714A CN 201910256899 A CN201910256899 A CN 201910256899A CN 109856714 A CN109856714 A CN 109856714A
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- 230000002265 prevention Effects 0.000 title claims abstract description 48
- 238000009792 diffusion process Methods 0.000 claims abstract description 112
- 239000003595 mist Substances 0.000 claims abstract description 21
- 230000000737 periodic effect Effects 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 2
- 208000002173 dizziness Diseases 0.000 claims 1
- 230000000007 visual effect Effects 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 11
- 230000000052 comparative effect Effects 0.000 description 9
- 238000009877 rendering Methods 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 6
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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Abstract
A kind of light leakage prevention film assembly includes light diffusion layer and anti-glare anti-reflecting layer.The side of anti-glare anti-reflecting layer is contacted with light diffusion layer, and anti-glare anti-reflecting layer is rough surface relative to the other side of contact light diffusion layer.By the light of light diffusion layer bottom incidence, it is scattered around in light diffusion layer, after the light of scattering enters anti-glare anti-reflecting layer, the light of part generates refraction or reflection through rough surface, as measured by the outside of anti-glare anti-reflecting layer, the outer mist degree of anti-glare anti-reflecting layer is 50% to 85%.Whereby, the light leakage phenomena of horizontal view angle can be greatly improved, and not will cause interference of light ripple.Meanwhile the anti-glare effect of display can be promoted, clearly visual experience is provided, and there is more preferably contrast effect in dark-state.The invention further relates to a kind of displays of application light leakage prevention film assembly.
Description
Technical field
The present invention relates to display field, the display of especially a kind of light leakage prevention film assembly and application the light leakage prevention film assembly
Device.
Background technique
For liquid crystal display, the logical of light is controlled by then passing through the design of backlight module, and with the deflection of liquid crystal
It is excessive.Accordingly, it is difficult to there is the phenomenon that light exposing with avoiding.However, this light leakage phenomena, will cause the contrast effect of display
It is bad, especially in the region of dark-state.
For this, has now through the setting of optical diffusion film and adjust.But the effect of optical diffusion film still can not have
Effect inhibits light leakage, if being easy with multilayer optical diffusion film because light diffusing light interferes, and produces interference ripple
(Moire)。
Summary of the invention
In view of this, providing a kind of light leakage prevention film assembly herein.Light leakage prevention film assembly includes light diffusion layer and anti-glare
Anti-reflecting layer.Anti-glare anti-reflecting layer is set on light diffusion layer, and anti-glare anti-reflecting layer is relative to contact light diffusion layer
Side is rough surface.By the light of light diffusion layer bottom incidence, scattered in light diffusion layer towards surrounding, the light of scattering into
After entering anti-glare anti-reflecting layer, the light of part generates refraction or reflection through rough surface, by the outside of anti-glare anti-reflecting layer
Measured, the outer mist degree of anti-glare anti-reflecting layer is 50% to 85%.
In some embodiments, the outer mist degree as measured by the outside of anti-glare anti-reflecting layer is 60% to 80%.
In some embodiments, the refractive index of anti-glare anti-reflecting layer is 1.4 to 1.6.
In some embodiments, anti-glare anti-reflecting layer includes anti-glare portion and antireflection portion.Anti-glare portion is set to light
On diffusion layer, and anti-glare portion is out-of-flatness surface relative to the other side of light diffusion layer.Antireflection portion is set to out-of-flatness table
On face, and antireflection portion along out-of-flatness surface rises and falls and forms rough surface.
Further, in some embodiments, antireflection portion with a thickness of 50 to 140nm.
Further, in some embodiments, the light scattered in light diffusion layer enters anti-glare portion, the light of part
Through out-of-flatness surface generate refraction or reflection, and partial light can enter antireflection portion in, through antireflection portion generate refraction or
Reflection.
In some embodiments, light diffusion layer includes the first diffusion part and the second diffusion part.Second diffusion part is located at first
Between diffusion part and anti-glare anti-reflecting layer.First diffusion part includes multiple first micro-structures, and the second diffusion part includes multiple the
Two micro-structures, the first micro-structure and the second micro-structure are in periodic arrangement, and corresponding second micro-structure of the first micro-structure and it is mutual
Group connects.
Further, in some embodiments, the refractive index of the second diffusion part is greater than or equal to the refraction of the first diffusion part
Rate, and the refractive index of the first diffusion part and the second diffusion part is 1.4 to 1.6.
Here, also providing a kind of display.Display includes backlight module, panel assembly and light leakage prevention film assembly.Backlight
Module generates light.Panel assembly includes the first light polarizing film, display panel and the second light polarizing film.First light polarizing film and second
Light polarizing film is attached at the opposite sides of display panel respectively.First light polarizing film is located above backlight module, and backlight module is generated
Light directed toward display panel, the second light polarizing film will be oriented to view directions by the light of display panel.Light leakage prevention film assembly packet
Containing light diffusion layer and anti-glare anti-reflecting layer, light diffusion layer is set in the second light polarizing film, and anti-glare anti-reflecting layer is set to light
On diffusion layer.The side of anti-glare anti-reflecting layer is contacted with light diffusion layer, and anti-glare anti-reflecting layer is relative to contact light diffusion
The other side of layer is a rough surface, is injected in light diffusion layer by the light of the second light polarizing film, and the direction in light diffusion layer
Surrounding scattering.After the light of scattering enters anti-glare anti-reflecting layer, the light of part generates refraction or reflection through rough surface, by
Measured by the outside of anti-glare anti-reflecting layer, the outer mist degree of the one of anti-glare anti-reflecting layer is 50% to 85%.
Here, it is total with light diffusion layer to be combined into light leakage prevention film with the anti-glare anti-reflecting layer with outer mist degree 50% to 85%
At, dark space will not be presented at the visual angle illuminated state Shi great, and when dark-state, the light leakage phenomena of horizontal view angle can be greatly improved, it will not
Generate the interference of light ripple of display area.Meanwhile for user, the anti-glare effect of display can be promoted and more preferably compared
Effect, to provide clearer visual experience.
Describe detailed features and advantage of the invention in detail in embodiments below, content is enough to make any to be familiar with phase
Close those skilled in the art understand technology contents of the invention and implement accordingly, and according to content disclosed in this specification, attached drawing and its
His part, it is any to be familiar with relevant art and be readily understood upon the relevant purpose of the present invention and advantage.
Detailed description of the invention
Fig. 1 is the diagrammatic cross-section of light leakage prevention film assembly.
Fig. 2 is the details diagrammatic cross-section of light diffusion layer in Fig. 1.
Fig. 3 is the diagrammatic cross-section of display.
Fig. 4 A to Fig. 4 C is the comparison chart that the dark-state visual angle light leakage of different embodiments is tested.
Fig. 5 A to Fig. 5 C is the comparison chart of different embodiments character used in proper names and in rendering some foreign names Ma curve test.
Wherein, the reference numerals are as follows:
1 light leakage prevention film assembly
10 light diffusion layers
11 first diffusion parts
111 first micro-structures
13 second diffusion parts
131 second micro-structures
20 anti-glare anti-reflecting layers
201 first surfaces
203 second surfaces
21 anti-glare portions
211 out-of-flatness surfaces
23 antireflection portions
3 backlight modules
4 panel assemblies
41 first light polarizing films
43 second light polarizing films
50 display panels
100 displays
L light
Specific embodiment
In the accompanying drawings, for the sake of clarity, it is exaggerated the width in subelement, region etc..Throughout the specification, identical
Appended drawing reference indicate identical element.It should be appreciated that ought such as element be referred to as another in another element "upper" or " being connected to "
When one element, it can be connect directly on another element or with another element or intermediary element can be there is also.On the contrary,
When element is referred to as " directly on another element " or when " being directly connected to " another element, intermediary element is not present.
It will be appreciated that though term " first ", " second ", " third " etc. herein can be used for describing various elements,
Component, region or part, but these component, assembly units, region and/or part should not be limited by these terms.These arts
Language is only used for distinguishing a component, assembly unit, region or part and another component, assembly unit, region, layer or part.Cause
This, " first element " discussed below, " component ", " region " or " part " can be referred to as second element, component, region or
Part is without departing from teaching herein.
In addition, the relative terms of such as "lower" or " bottom " and "upper" or " top " can be used to describe herein a member
The relationship of part and another element, as shown in the figure.It should be appreciated that relative terms are intended to include other than orientation shown in figure
The different direction of device.For example, being described as be in the member of the "lower" side of other elements if the device in an attached drawing is overturn
Part will be oriented at the "upper" side of other elements.Therefore, exemplary term "lower" may include the orientation of "lower" and "upper", depend on
In the specific orientation of attached drawing.Similarly, if the device in an attached drawing is overturn, other elements " lower section " are described as be in
Element will be oriented in other elements " top ".Therefore, exemplary term " following " or " following " may include top under
The orientation of side.
Fig. 1 is the diagrammatic cross-section of light leakage prevention film assembly.As shown in Figure 1, light leakage prevention film assembly 1 include light diffusion layer 10 and
Anti-glare anti-reflecting layer 20.The first surface 201 of anti-glare anti-reflecting layer 20 contacts light diffusion layer 10, and anti-glare anti-reflecting layer
20 relative to contact light diffusion layer 10 second surface 203 be rough surface.By the light L of 10 bottom of light diffusion layer incidence,
After the light L for scattering, and scattering towards surrounding in light diffusion layer 10 enters anti-glare anti-reflecting layer 20, the light L of part is through second
The rough surface on surface 203 generates refraction or reflection.Thus, as measured by the outside of anti-glare anti-reflecting layer 20, anti-glare is anti-
The outer mist degree in reflecting layer 20 is 50% to 85%.
Referring again to Fig. 1, anti-glare anti-reflecting layer 20 includes anti-glare portion 21 and antireflection portion 23, and anti-glare portion 21 is arranged
In on light diffusion layer 10, the lower surface in anti-glare portion 21 is the first surface 201 contacted with light diffusion layer 10, and anti-glare portion 21
The other side relative to light diffusion layer 10 is out-of-flatness surface 211, has ups and downs landforms.Antireflection portion 23 is set to not
On flat surface 211, and rising and falling along out-of-flatness surface 211 for antireflection portion 23 is arranged and forms second with rough surface
Surface 203.
Here, antireflection portion 23 with a thickness of 50 to 140nm.Thus, under this thickness, antireflection portion 23 substantially along
Out-of-flatness surface 211 and rise and fall.However, being only for preferred embodiment, it is naturally not limited to this.By adjusting out-of-flatness
The ups and downs landforms on surface 211, or material, the thickness in adjustment antireflection portion 23, adjustable anti-glare antireflection
Layer 20 is required outer mist degree.In more detail, outer mist degree is preferably 55% to 80%.
In more detail, the light scattered in light diffusion layer 10: enter anti-glare portion 21, the light L of part is through out-of-flatness
Surface 211 generates refraction or reflection, and partial light L can enter antireflection portion 23 by anti-glare portion 21, in antireflection portion
23 generate refraction or reflection, or reach have rough surface second surface 203 when generate refraction or reflection.In this way, can change
When being apt to the light leakage phenomena of horizontal view angle, and being used for the dark-state of display, more preferably contrast effect can be provided.In other words, dark place
Part can be more presented closer to black.
Fig. 2 is the details diagrammatic cross-section of light diffusion layer 10 in Fig. 1.As shown in Fig. 2, light diffusion layer 10 includes the first diffusion
Portion 11 and the second diffusion part 13.Second diffusion part 13 is between the first diffusion part 11 and anti-glare anti-reflecting layer 20.First expands
Dissipating portion 11 includes multiple first micro-structures 111, and the second diffusion part 13 includes multiple second micro-structures 131.First micro-structure 111 and
Second micro-structure 113 is in periodic arrangement, and the first micro-structure 111 corresponds to the second micro-structure 131 and is mutually assembled.Here, the
One micro-structure 111 corresponding second micro-structure 131 is presented with convex block, and the first micro-structure 111 is arranged in the second micro-structure 131
Between two convex blocks.But this only to example, is naturally not limited to this.
The refractive index of second diffusion part 13 is greater than or equal to the refractive index of the first diffusion part 11, and the first diffusion part 11 and the
The refractive index of two diffusion parts 13 is 1.4 to 1.6.In addition, the refractive index of anti-glare anti-reflecting layer 20 is 1.4 to 1.6, it is preferable that
The design of refractive index is cumulative to anti-glare anti-reflecting layer 20 by light diffusion layer 10, and in other words, refractive index can be by the first diffusion
Portion 11, the second diffusion part 13, anti-glare portion 21 to antireflection portion 23 are incrementally increased, but this is merely illustrative, actually and unlimited
In this.
Fig. 3 is the diagrammatic cross-section of display.As shown in figure 3, display 100 include backlight module 3, panel assembly 4 and
Light leakage prevention film assembly 1.Backlight module 3 generates light L.Panel assembly 4 includes the first light polarizing film 41, display panel 50, Yi Ji
Two light polarizing films 43.First light polarizing film 41 and the second light polarizing film 43 are attached at the opposite sides of display panel 50 respectively.First polarisation
Film 41 is located at 3 top of backlight module, the light directed toward display panel 50 that backlight module 3 is generated.Second light polarizing film 43 will pass through
The light of display panel 50 is oriented to view directions.Light leakage prevention film assembly 1 includes light diffusion layer 10 and anti-glare anti-reflecting layer 20, light
Diffusion layer 10 is set in the second light polarizing film 43, and anti-glare anti-reflecting layer 20 is set on light diffusion layer 10.Anti-glare antireflection
Layer 20 first surface 201 contact light diffusion layer 10, and anti-glare anti-reflecting layer 20 relative to contact light diffusion layer 10 second
Surface 203 is rough surface, is injected in light diffusion layer 10 by the light L of the second light polarizing film 43, and the court in light diffusion layer 10
It scatters around.After the light L of scattering enters anti-glare anti-reflecting layer 20, the light of part is through 203 rough surface of second surface
Refraction or reflection are generated, as measured by the outside of anti-glare anti-reflecting layer 20, the outer mist degree of anti-glare anti-reflecting layer 20 is 50%
To 85%.
Fig. 4 A to Fig. 4 C is the comparison chart that the dark-state visual angle light leakage of different embodiments is tested, and wherein Fig. 4 A is for visual angle
It is for visual angle angle that angle, φ (PHI)=0 degree (horizontal view angle), Fig. 4 B, which are for visual angle angle, φ (PHI)=45 degree, Fig. 4 C,
Scanning visual angle angle (θ)-luminous intensity regressand value test curve of Φ (PHI)=90 (vertical angle of view).Here, scanning visual angle angle
Degree is selected as -80 degree to 80 degree.In Fig. 4 A to Fig. 4 C, by figure lower section to top, what is sequentially indicated with fine line is to paste
The test curve of the display of the light leakage prevention film assembly of attached first embodiment；With fine dotted line indicate be attach second embodiment
The test curve of the display of light leakage prevention film assembly；With some chain lines indicate be attach comparative example 1 light leakage prevention film assembly
The test curve of display；With short chain line indicate be attach comparative example 2 light leakage prevention film assembly display test curve；
With 2 chain lines indicate be attach comparative example 3 light leakage prevention film assembly display test curve；It is indicated with thick dashed line
It is the test curve for attaching the display of light leakage prevention film assembly of comparative example 4；And leakproof is not attached with showing of indicating of heavy line
The test curve of the display of light film assembly.
Here, the light leakage prevention film assembly of first embodiment is the anti-glare antireflection for being 70% by light diffusion layer and outer mist degree
Layer is formed.The light leakage prevention film assembly of second embodiment be by light diffusion layer and outer mist degree for 55% anti-glare anti-reflecting layer institute
Composition.The light leakage prevention film assembly of comparative example 1 is made of light diffusion layer and outer mist degree 40% anti-glare anti-reflecting layer.Than
Light leakage prevention film assembly compared with example 2 is made of two light diffusion layers.The light leakage prevention film assembly of comparative example 3 only has light diffusion
Layer；It is 70% anti-glare anti-reflecting layer that the light leakage prevention film assembly of comparative example 4, which only has outer mist degree,.
As shown in Fig. 4 A to Fig. 4 C, can significantly it understand, in the test of dark-state visual angle light leakage, scanning visual angle corresponds to light leakage
Intensity, with attach the display of light leakage prevention film assembly of first embodiment it is minimum, attach first embodiment light leakage prevention film it is total
At display it is time low, indicate that the degree of light leakage is less, not attach the display highest of light leakage prevention film assembly, indicate light leakage compared with
It is serious.
Fig. 5 A to Fig. 5 C is the comparison chart of different embodiments character used in proper names and in rendering some foreign names Ma (Gamma) curve test.Fig. 5 A is visual angle Φ (PHI)
=0 degree, scan view angle theta=30 degree grayscale value-intensity regressand value comparison chart.Fig. 5 B be visual angle Φ (PHI)=0 degree, scan
The grayscale value of view angle theta=60 degree-intensity regressand value comparison chart.Fig. 5 C be visual angle Φ (PHI)=0 degree, scan view angle theta=45 degree
Grayscale value-intensity regressand value comparison chart.In Fig. 5 A to Fig. 5 C, dotted line is the ideal for indicating positive visual angle (Gamma 2.2)
Value；Solid line is light leakage prevention film assembly (the anti-glare antireflection that optical diffusion film and outer mist degree are 70% for indicating to attach embodiment one
Layer) display character used in proper names and in rendering some foreign names Ma test curve；Short chain line is light leakage prevention film assembly (the only one layer of light diffusion of attaching for attaching comparative example 3
Film) display character used in proper names and in rendering some foreign names Ma test curve；And some chain lines refer to that the character used in proper names and in rendering some foreign names Ma for not attaching the display of light leakage prevention film assembly is surveyed
Try curve.
As shown in Figure 5 A to FIG. 5 C, do not attach the display of light leakage film assembly character used in proper names and in rendering some foreign names Ma test curve and ideal curve it is inclined
It is larger from being worth.Attach the light leakage prevention film assembly (the anti-glare anti-reflecting layer that optical diffusion film and outer mist degree are 70%) of embodiment one
The display of the light leakage prevention film assembly (only attaching one layer of optical diffusion film) of the character used in proper names and in rendering some foreign names Ma test curve and attaching comparative example 3 of display
The character used in proper names and in rendering some foreign names Ma test curve of device, all relatively levels off to ideal curve.
In addition, other these aforementioned exemplary experimental results, as shown in table 1 below.In this way, light diffusion layer 10 can be watched out
And influence of the outer mist degree of anti-glare anti-reflecting layer 20 for relevant effect.
Here, being combined into light leakage with light diffusion layer 10 with the anti-glare anti-reflecting layer 20 with outer mist degree 50% to 85%
Dark space will not be presented at the visual angle illuminated state Shi great in film assembly 1, and when dark-state, the light leakage phenomena of horizontal view angle can be greatly improved,
The interference of light ripple of display area will not be generated.Meanwhile for user, the anti-glare effect of display 100 and right can be promoted
Than effect, and provide clearer visual experience.
Although technology contents of the invention are disclosed as above with preferred embodiment, however, it is not to limit the invention,
Anyone skilled in the art make a little variation and retouching in the spirit for not departing from of the invention, should all be covered by the present invention
In the range of, therefore protection scope of the present invention is subject to view appended claims institute defender.
Claims (13)
1. a kind of light leakage prevention film assembly, includes:
One light diffusion layer；And
One anti-glare anti-reflecting layer, the side of the anti-glare anti-reflecting layer is contacted with the light diffusion layer, and the anti-glare antireflection
Layer is a rough surface relative to the other side for contacting the light diffusion layer；
Wherein, by the light of the light diffusion layer bottom incidence, in the light diffusion layer towards surrounding scatter, and scatter the light into
After entering the anti-glare anti-reflecting layer, the light of part generates refraction or reflection through the rough surface, by the anti-glare antireflection
Measured by the outside of layer, the outer mist degree of the one of the anti-glare anti-reflecting layer is 50% to 85%.
2. light leakage prevention film assembly as described in claim 1, wherein the outer mist degree is 55% to 80%.
3. light leakage prevention film assembly as described in claim 1, wherein the anti-glare anti-reflecting layer includes an anti-glare portion and primary antibody
Reflecting part, the anti-glare portion are set on the light diffusion layer, and the anti-glare portion is one relative to the other side of the light diffusion layer
Out-of-flatness surface, the antireflection portion be set on the out-of-flatness surface, and the antireflection portion rises along the out-of-flatness surface
It lies prostrate and forms the rough surface.
4. light leakage prevention film assembly as claimed in claim 3, wherein the light scattered in the light diffusion layer enter this resist it is dizzy
The light in light portion, part generates refraction or reflection through the out-of-flatness surface, and partial light can enter the antireflection portion, warp
The antireflection portion generates refraction or reflection.
5. light leakage prevention film assembly as claimed in claim 4, wherein the antireflection portion with a thickness of 50 to 140nm.
6. light leakage prevention film assembly as described in claim 1, wherein the light diffusion layer includes that one first diffusion part and one second expand
The portion of dissipating, second diffusion part are located between first diffusion part and the anti-glare anti-reflecting layer, which includes multiple
First micro-structure, second diffusion part include multiple second micro-structures, and first micro-structure and second micro-structure are in one
Periodic arrangement, and first micro-structure corresponds to second micro-structure and is mutually assembled.
7. light leakage prevention film assembly as claimed in claim 6, wherein the refractive index of second diffusion part be greater than or equal to this first
The refractive index of diffusion part, and the refractive index of first diffusion part and second diffusion part is 1.4 to 1.6.
8. light leakage prevention film assembly as described in claim 1, wherein the refractive index of the anti-glare anti-reflecting layer is 1.4 to 1.6.
9. a kind of display, includes:
One backlight module generates light；
One panel assembly includes one first light polarizing film, a display panel and one second light polarizing film, wherein first light polarizing film
And second light polarizing film is attached at the opposite sides of the display panel respectively, which is located above the backlight module,
The light that the backlight module is generated is oriented to the display panel, which will be led by the light of the display panel
To a view directions；And
One light leakage prevention film assembly, include a light diffusion layer and an anti-glare anti-reflecting layer, the light diffusion layer be set to this second partially
On light film, the side of the anti-glare anti-reflecting layer is contacted with the light diffusion layer, and the anti-glare anti-reflecting layer should relative to contact
The other side of light diffusion layer is a rough surface, wherein enters the light diffusion layer by the light of second light polarizing film, in the light
It is scattered in diffusion layer towards surrounding, and after entering the anti-glare anti-reflecting layer to the light of scattering, the light of part was through should
Rough surface generate refraction or reflection, as measured by the outside of the anti-glare anti-reflecting layer, the anti-glare anti-reflecting layer one outside
Mist degree is 50% to 85%.
10. display as claimed in claim 9, wherein the outer mist degree is 60% to 80%.
11. display as claimed in claim 9, wherein the anti-glare anti-reflecting layer includes an anti-glare portion and an antireflection
Portion, the anti-glare portion are set on the light diffusion layer, and the anti-glare portion is one uneven relative to the other side of the light diffusion layer
Whole surface, the antireflection portion are set on the out-of-flatness surface, and rising and falling along the out-of-flatness surface for the antireflection portion and
Form the rough surface.
12. display as claimed in claim 11, wherein the light scattered through the light diffusion layer enters the anti-glare portion,
The partial light generates refraction or reflection through the out-of-flatness surface, and partial light enters through the antireflection portion, anti-through this
Reflecting part generates refraction or reflection.
13. display as claimed in claim 9, wherein the light diffusion layer includes one first diffusion part and one second diffusion part,
Second diffusion part is located between first diffusion part and the anti-glare anti-reflecting layer, which includes multiple first micro-
Structure, second diffusion part include that multiple second micro-structures, first micro-structure and second micro-structure are periodical in one
Arrangement, and first micro-structure corresponds to second micro-structure and is mutually assembled.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW107137432A TWI679474B (en) | 2018-10-23 | 2018-10-23 | Anti-light leakage film assembly and display device using thereof |
| TW107137432 | 2018-10-23 |
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| Publication Number | Publication Date |
|---|---|
| CN109856714A true CN109856714A (en) | 2019-06-07 |
| CN109856714B CN109856714B (en) | 2021-06-04 |
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| CN201910256899.6A Active CN109856714B (en) | 2018-10-23 | 2019-04-01 | Light leakage prevention film assembly and display using same |
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| TW (1) | TWI679474B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115050262A (en) * | 2022-01-07 | 2022-09-13 | 友达光电股份有限公司 | Display device |
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Also Published As
| Publication number | Publication date |
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| TWI679474B (en) | 2019-12-11 |
| TW202016623A (en) | 2020-05-01 |
| CN109856714B (en) | 2021-06-04 |
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