CN104536143B - 3d film and display device - Google Patents

3d film and display device Download PDF

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Publication number
CN104536143B
CN104536143B CN201410797927.2A CN201410797927A CN104536143B CN 104536143 B CN104536143 B CN 104536143B CN 201410797927 A CN201410797927 A CN 201410797927A CN 104536143 B CN104536143 B CN 104536143B
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mirror
colonnade
film
construction
rise
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CN104536143A (en
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王必昌
陆国华
朱伟
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Zhangjiagang Kangdexin Optronics Material Co Ltd
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Zhangjiagang Kangdexin Optronics Material Co Ltd
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/20Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
    • G02B30/26Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
    • G02B30/27Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving lenticular arrays

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

The invention provides a 3D film and a display device. The 3D film comprises a transparent substrate layer and a micro structure layer. The micro structure layer comprises basic column lenses arranged on the transparent substrate layer and structural column lenses arranged among the basic column lenses, wherein the basic column lenses and the structural column lenses extend in the same direction, and the rise of the structural column lenses is larger than the rise of the basic column lenses. According to the 3D film, an enough safe distance is reserved between the 3D micro structure and a touch screen or between the 3D micro structure and a display screen, so that when the 3D film is compounded to the display device, a Newton ring or optical coupling phenomenon is prevented. Meanwhile, the 3D film can still keep the original 3D display function, and adverse influences on the display device are avoided. When the 3D film is compounded to the display device, a Newton ring prevention layer does not need to be additionally arranged between the 3D film and the touch screen, and a thinner display device is obtained conveniently.

Description

3D film and display device
Technical field
The present invention relates to display technology field, in particular to a kind of 3D film and display device.
Background technology
With the development of bore hole 3D industry, increasing display device starts integration bore hole 3D and shows.At present, conventional Bore hole 3D display mode has disparity barrier and lens pillar two ways.Conventional 3D display device generally includes display screen, patch Together in the bore hole 3D film in LCDs, and it is covered in the touch screen on bore hole 3D film.Lightening aobvious for not pursuing For showing product, enough safe distances can be reserved between touch screen and the display screen posting bore hole 3D film to avoid newton Ring or the generation of optical coupling (wet-out) phenomenon.However, for pursuing lightening, integrated display product, needs will touch Screen is close to bore hole 3D film with decreased distance, and because the column mirror grating line number of bore hole 3D film is higher and post mirror rise is smaller, Newton's ring or wet-out phenomenon will be produced.
For simple non-bore hole 3D display device, generally adopt optics glue bond and or two kinds of sides of Newton ring-preventing film Formula, to reduce the gap between touch screen and display screen and to ensure not producing Newton's ring.According to optics glue bond, adhesion technique Relatively loaded down with trivial details, and easily bubble is produced for large-sized display screen, thus having undesirable effect to display device.If adopting With Newton ring-preventing film, because existing Newton ring-preventing film is typically formed by sandblasting or using mixing fine-grained binding agent Newton's ring prevents layer, and in the Newton ring-preventing film in actual this display device of viewing, microgranule can produce scattering process to light, from And beholder can be made to produce the phenomenon dazzled;On the other hand simple is for solving Newton's ring and to increase thin film and also result in The waste in space.
For the bore hole 3D display device using post mirror structure, if wanting to reduce the gap of touch screen and display screen, need to will touch Touch screen to be close on the display screen posting 3D film.Because the column mirror grating line number of 3D film is higher and post mirror rise is smaller, will Touch screen will produce Newton's ring or wet-out phenomenon after being affixed on 3D film.If Jia one again between 3D film and touch screen Layer Newton's ring prevents layer, then can increase the gap of touch screen and display screen, and still may be used between 3D film and Newton ring-preventing film Can produce wet-out phenomenon.
Content of the invention
Present invention is primarily targeted at providing a kind of 3D film and display device, to solve for 3D film to be incorporated into display device When display device produce Newton's ring problem.
To achieve these goals, according to an aspect of the invention, it is provided a kind of 3D film, this 3D film includes:Transparent Substrate layer;And microstructured layers, including the basic colonnade mirror being arranged in transparent substrate layer be interspersed between basic colonnade mirror Construction colonnade mirror, basic colonnade mirror and construction colonnade mirror extend in the same direction, and construct colonnade mirror rise be more than basis The rise of colonnade mirror.
Further, construction colonnade mirror is interspersed in basic row lens with equidistant or pseudo-random fashion.
Further, it is provided with 1 to 500 basic colonnade mirror between adjacent formation colonnade mirror.
Further, being smaller than between adjacent formation colonnade mirror or be equal to 5000 μm.
Further, arranged in equally spaced mode in the Zhu Jing center of microstructured layers.
Further, the spacing between adjacent pillars mirror center is 10~5000 μm.
Further, basic colonnade mirror is paralleled with construction colonnade mirror, and basic colonnade mirror and transparent substrate layer is arbitrary Angle between side is θ, and 0 °≤θ≤90 °.
Further, the rise of construction colonnade mirror and the ratio of the rise of basic colonnade mirror are a, and 1.05≤a≤3.
Further, the rise of construction colonnade mirror and the difference of the rise of basic colonnade mirror are b, and 30 μm of 0 < b <.
Further, the width of construction colonnade mirror and the ratio of the width of basic colonnade mirror are c, and 1 < c < 1.5.
Further, the thickness of 3D film is 10~1000 μm.
Further, the material of microstructured layers is macromolecule resin.
Further, the material of microstructured layers and the material of transparent substrate layer are identical.
Further, transparent substrate layer is pet layer and/or PMMA layer.
According to a further aspect in the invention, there is provided a kind of display device, including display screen, it is arranged at the 3D on display screen Film, and it is arranged at the touch screen on 3D film, wherein, the 3D film that 3D film provides for the present invention.
Application technical scheme, the present invention passes through to arrange basic colonnade mirror in transparent substrate layer, and saturating On bright substrate layer, setting is interspersed in the construction colonnade mirror between basic colonnade mirror, and is more than basis due to constructing the rise of colonnade mirror The rise of colonnade mirror is so that reserve enough peaces between 3D film micro structure and touch screen or between 3D film micro structure and display screen Full distance is such that it is able to prevent from for 3D film being incorporated into display device generation Newton's ring or wet-out phenomenon during display device, same When this 3D film still be able to the function that keeps original 3D to show, and negative impact will not be produced to display device.Meanwhile, will When 3D film is incorporated into display device, due to not needing between 3D film and touch screen again plus one layer of Newton's ring prevents layer, thus having Beneficial to the more frivolous display device of acquisition.Further, because basic colonnade mirror and construction colonnade mirror have unified micro structure, Thus maintaining this 3D film integrally-built concordance in processing, should in processing therefore compared with the 3D film with various structures The depth of Tool in Cutting only need to be controlled without changing other kinds of cutter, thus improve the processing effect of mould during 3D film Rate.
Brief description
The Figure of description constituting the part of the application is used for providing a further understanding of the present invention, and the present invention shows Meaning property embodiment and its illustrate for explaining the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the cross-sectional view of the 3D film being provided according to embodiment of the present invention;And
Fig. 2 shows the perspective view of the 3D film being provided according to embodiment of the present invention;
Fig. 3 shows the cross-sectional view of the 3D film that the embodiment of the present invention 1 is provided;
Fig. 4 shows the overlooking the structure diagram of the 3D film that the embodiment of the present invention 1 is provided;
Fig. 5 shows the cross-sectional view of the 3D film that the embodiment of the present invention 2 is provided;And
Fig. 6 shows the overlooking the structure diagram of the 3D film that the embodiment of the present invention 2 is provided.
Specific embodiment
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can phases Mutually combine.To describe the application below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
It should be noted that term used herein above is merely to describe specific embodiment, and it is not intended to restricted root Illustrative embodiments according to the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative It is also intended to including plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag Include " when, it indicates existing characteristics, step, operation, device, assembly and/or combinations thereof.
For the ease of description, space relative terms can be used here, such as " ... on ", " ... top ", " in ... upper surface ", " above " etc., for describing as a device shown in the figure or feature and other devices or spy The spatial relation levied.It should be appreciated that space relative terms be intended to comprise except device in figure described by orientation Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices Part or construction above " or " other devices or construction on " device after will be positioned as " other devices or construction under Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and " in ... lower section " two kinds of orientation.This device can also position (ratating 90 degrees or be in other orientation) by other different modes, and And respective explanations are made to space used herein above description relatively.
From background technology, existing 3D film is incorporated into display device during display device and is easy to produce Newton's ring or light Coupling phenomenon.The present inventor is studied for the problems referred to above it is proposed that a kind of 3D film.As depicted in figs. 1 and 2, should 3D film 10 includes:Transparent substrate layer 11;And microstructured layers, including basic colonnade mirror 12 He being arranged in transparent substrate layer 11 It is interspersed in the construction colonnade mirror 13 between basic colonnade mirror 12, basic colonnade mirror 12 and construction colonnade mirror 13 prolong in the same direction Stretch, and construct the rise that the rise of colonnade mirror 13 is more than basic colonnade mirror 12.
Above-mentioned 3D film 10 passes through to arrange basic colonnade mirror 12 in transparent substrate layer 11, and sets in transparent substrate layer 11 Put the construction colonnade mirror 13 being interspersed between basic colonnade mirror 12, and be more than basic colonnade mirror due to constructing the rise of colonnade mirror 13 12 rise so that reserve between 3D film micro structure and touch screen or between 3D film micro structure and display screen enough safety away from Produce Newton's ring or wet-out phenomenon from such that it is able to prevent from for 3D film 10 being incorporated into during display device display device, simultaneously This 3D film 10 still is able to the function of keeping original 3D to show, and will not produce negative impact to display device.Meanwhile, When 3D film 10 is incorporated into display device, due to not needing between 3D film 10 and touch screen 30 again plus one layer of Newton's ring prevents Layer, thus be conducive to obtaining more frivolous display device.Further, because basic colonnade mirror 12 and construction colonnade mirror 13 have Unified micro structure, thus maintain this 3D film 10 processing when integrally-built concordance, therefore with there are various structures 3D film 10 is compared and only need to be controlled the depth of Tool in Cutting when processing this 3D film 10 without changing other kinds of cutter, from And improve the working (machining) efficiency of mould.
The illustrative embodiments of the 3D film providing according to the present invention are provided.However, these examples Property embodiment can be implemented by many different forms, and should not be construed to be limited solely to enforcement set forth herein Mode.It should be appreciated that thesing embodiments are provided so that disclosure herein is thoroughly and complete, and by these The design of illustrative embodiments is fully conveyed to those of ordinary skill in the art.
In above-mentioned 3D film 10, transparent substrate layer 11 is made up of the optical-grade transparent material of high permeability, can be PET and/ Or PMMA is naturally it is also possible to be the complex of other transparent materials or transparent material.Microstructured layers are by macromolecule resin material warp The modes such as ultra-violet curing or heat cure of crossing are attached in transparent substrate layer 11 it is also possible to and transparent substrate layer 11 is by commaterial It is made of one piece.Wherein, 3D film 10 is general is made up of mould transfer, and macromolecule resin material is transferred into by high-accuracy mould Type over the transparent substrate, after the solidification demoulding is attached on transparent base then.
In above-mentioned 3D film 10, microstructured layers are that have the interspersed fluctuating buckle layer of lens pillar height, this microstructured layers one As be made up of macromolecule resin.As shown in Fig. 2 the direction that the radius of lens pillar arranges can be specified to be X-axis, by post mirror along with The axle that the vertical direction of this X-axis extends is set to Y-axis.Meanwhile, by the viewing according to display screen 20 Pixel Dimensions and to 3D effect Calculated column lens array is required to be referred to as basic colonnade mirror 12, and will be in order to prevent Newton's ring or light idol phenomenon from producing Give birth to and carry out the column lens array referred to as construction colonnade mirror 13 that rise extension is formed.
In above-mentioned microstructured layers, basic colonnade mirror 12 is paralleled with construction colonnade mirror 13, and basic colonnade mirror 12 and transparent Angle between any side of substrate layer 11 is θ, and 0 °≤θ≤90 °.Preferably, the rise of construction colonnade mirror 13 and basis row The ratio of the rise of post mirror 12 is a, and 1.05≤a≤3.It is further preferable that the rise of construction colonnade mirror 13 and basic colonnade mirror The difference of 12 rise is b, and 30 μm of 0 < b <.Construct the width of colonnade mirror 13 and the ratio of the width of basic colonnade mirror 12 is C, and 1 < c < 1.5.
The rise of construction colonnade mirror 13 obtains after improving 5% to 200% on the basis of basic colonnade mirror 12, corresponding structure The width making colonnade mirror 13 expands therewith, and holding post mirror radius is constant, generally construction colonnade mirror 13 and basic colonnade mirror 12 difference in height is maintained at less than 30 μm.The width of construction colonnade mirror 13 is generally less than 1.5 times of basic colonnade mirror 12 width.
By Fig. 2 it can also be seen that the post mirror of basic colonnade mirror 12 and construction colonnade mirror 13 centrally along X-direction with equal intervals Mode arrange, and Y-direction is the bearing of trend of post mirror, and Y-direction is not related to concavo-convex relief fabric.Wherein, construct colonnade mirror 13 are interspersed in basic row lens along X-direction with regular or pseudo-random fashion, for forming supporting construction and preventing cattle Ring or the generation of wet-out phenomenon.Meanwhile, basic colonnade mirror 12 and construction colonnade mirror 13 provide a point picture for 3D display jointly Effect.
The post mirror spacing of above-mentioned microstructured layers and post mirror radius are by calculating gained, and the Pixel Dimensions of display screen 20 and 3D effect Fruit viewing requires to directly affect the spacing of post mirror and the radius of post mirror, the spacing that ordinary circumstance lower prop mirror center arranges in X-direction For 10~5000 μm.Preferably, it is provided with 1 to 500 basic colonnade mirror 12 between adjacent formation colonnade mirror 13.Ordinary circumstance Under, being smaller than between adjacent formation colonnade mirror 13 or be equal to 5000 μm.In order to reduce between touch screen 30 and display screen 20 Gap, the integral thickness of 3D film 10 is typically between 10~1000 μm.
According to a further aspect in the invention, there is provided a kind of display device.As shown in Figure 3 and Figure 5, this display device includes Display screen 20, is arranged at the 3D film 10 on display screen 20, and is arranged at the touch screen 30 on 3D film 10, wherein, 3D film 10 is The 3D film 10 that the present invention provides.
3D film 10 and the display device of present invention offer are be provided below in conjunction with embodiment.
Embodiment 1
Present embodiments provide a kind of 3D film and display device.As shown in Figure 3 and Figure 4, this display device comprises touch screen 30,3D films 10 and display screen 20, wherein 3D film 10 are made up of transparent substrate layer 11 and microstructured layers, and microstructured layers include arranging In the basic colonnade mirror 12 in transparent substrate layer 11 with the construction colonnade mirror 13 that is interspersed between basic colonnade mirror 12.Wherein, thoroughly Bright substrate layer 11 is made up of the optics level PET of high permeability, and microstructured layers are by ultraviolet-curing resin material after mould transfer Transparent substrate layer 11 is attached to by ultraviolet light polymerization, this 3D film 10 is fitted on display screen 20 by clear binder.
Wherein, the length of 3D film 10 is 134.23mm, and the width of 3D film 10 is 74.52mm, and the general thickness of 3D film 10 is The spacing at 0.2mm, Zhu Jing center is 0.13785mm.And construct that colonnade mirror 13 is approximately irregular is interspersed in basic colonnade mirror 12 Among, the spacing of construction colonnade mirror 13 is the width of 1 to 100 foundation columns mirrors, and the rise of construction colonnade mirror 13 is than basis row Lens are high by 50%.
Embodiment 2
Present embodiments provide a kind of 3D film and display device.As shown in Figure 5 and Figure 6, this display device comprises touch screen 30,3D films 10 and display screen 20, wherein 3D film 10 are made up of transparent substrate layer 11 and microstructured layers, and microstructured layers include arranging In the basic colonnade mirror 12 in transparent substrate layer 11 with the construction colonnade mirror 13 that is interspersed between basic colonnade mirror 12.Wherein, thoroughly Bright substrate layer 11 is made up of the optics level PET of high permeability, and microstructured layers are by ultraviolet-curing resin material after mould transfer Transparent substrate layer 11 is attached to by ultraviolet light polymerization, this 3D film 10 is fitted on display screen 20 by clear binder.
Wherein, the length of 3D film 10 is 217.5mm, and the width of 3D film 10 is 136mm, and the general thickness of 3D film 10 is The spacing at 0.16mm, Zhu Jing center is 0.071378mm, and post mirror and 3D film 10 width are in 18.4 degree angles, construct colonnade mirror 13 with 5 times of foundation columns mirror width (i.e. the interval of 0.3569mm) are interspersed among basic colonnade mirror 12, the rise ratio of construction colonnade mirror 13 Basic row lens are high by 100%.
As can be seen from the above embodiments, the above-mentioned example of the present invention achieves following technique effect:
(1) present invention passes through to arrange basic colonnade mirror in transparent substrate layer, and arranges interspersed in transparent substrate layer Construction colonnade mirror between basic colonnade mirror, and due to construct the rise of colonnade mirror be more than basic colonnade mirror rise so that Enough safe distances are reserved such that it is able to prevent between 3D film micro structure and touch screen or between 3D film micro structure and display screen Only 3D film is incorporated into display device during display device and produces Newton's ring or wet-out phenomenon, this 3D film still is able to keep former simultaneously The function that some 3D show, and will not be to simultaneously to display device generation negative impact.
(2) when 3D film being incorporated into display device, due to not needing to add again one layer of Newton's ring between 3D film and touch screen Prevent layer, thus being conducive to obtaining more frivolous display device.
(2) because basic colonnade mirror and construction colonnade mirror have unified micro structure, thus maintaining this 3D film in processing When integrally-built concordance, therefore compared with the 3D film with various structures process this 3D film when only need to control cutter cut The depth cut without change other kinds of cutter, thus improve the working (machining) efficiency of mould.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for those skilled in the art For member, the present invention can have various modifications and variations.All any modifications within the spirit and principles in the present invention, made, Equivalent, improvement etc., should be included within the scope of the present invention.

Claims (15)

1. a kind of 3D film is it is characterised in that described 3D film (10) includes:
Transparent substrate layer (11);And
Microstructured layers, including the basic colonnade mirror (12) being arranged in described transparent substrate layer (11) and be interspersed in described basis row Construction colonnade mirror (13) between post mirror (12), described basis colonnade mirror (12) and described construction colonnade mirror (13) are in the same direction Extend, and the rise of described construction colonnade mirror (13) is more than the rise of described basis colonnade mirror (12), described basis colonnade mirror (12) identical with the radius of curvature of described construction colonnade mirror (13).
2. 3D film according to claim 1 is it is characterised in that described construction colonnade mirror (13) is with equidistant or pseudorandom Mode is interspersed in the row lens of described basis.
3. 3D film according to claim 2 it is characterised in that be provided between adjacent described construction colonnade mirror (13) 1 to 500 described bases colonnade mirror (12).
4. 3D film according to claim 2 is it is characterised in that being smaller than between adjacent described construction colonnade mirror (13) Or it is equal to 5000 μm.
5. 3D film according to claim 1 is it is characterised in that the Zhu Jing center of described microstructured layers is in equally spaced mode Arrangement.
6. 3D film according to claim 5 it is characterised in that spacing between adjacent described Zhu Jing center be 10 μm~ 5000μm.
7. 3D film according to claim 1 is it is characterised in that described basis colonnade mirror (12) constructs colonnade mirror with described (13) parallel, and the angle between described basis colonnade mirror (12) and any side of described transparent substrate layer (11) is θ, and 0 ° ≤θ≤90°.
8. 3D film according to claim 1 is it is characterised in that the rise of described construction colonnade mirror (13) is arranged with described basis The ratio of the rise of post mirror (12) is a, and 1.05≤a≤3.
9. 3D film according to claim 8 is it is characterised in that the rise of described construction colonnade mirror (13) is arranged with described basis The difference of the rise of post mirror (12) is b, and 30 μm of 0 < b <.
10. 3D film according to claim 1 is it is characterised in that the width of described construction colonnade mirror (13) and described basis The ratio of the width of colonnade mirror (12) is c, and 1 < c < 1.5.
11. 3D films according to any one of claim 1 to 10 are it is characterised in that the thickness of described 3D film (10) is 10 ~1000 μm.
12. 3D films according to any one of claim 1 to 10 are it is characterised in that the material of described microstructured layers is height Molecule resin.
13. 3D films according to any one of claim 1 to 10 are it is characterised in that the material of described microstructured layers and institute The material stating transparent substrate layer (11) is identical.
14. 3D films according to any one of claim 1 to 10 are it is characterised in that described transparent substrate layer (11) is PET Layer and/or PMMA layer.
A kind of 15. display devices, including display screen (20), are arranged at the 3D film (10) on described display screen (20), and setting Touch screen (30) on described 3D film (10) is it is characterised in that described 3D film (10) is any one of claim 1 to 14 institute The 3D film stated.
CN201410797927.2A 2014-12-18 2014-12-18 3d film and display device Active CN104536143B (en)

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CN106249426A (en) * 2016-09-30 2016-12-21 张家港康得新光电材料有限公司 Lenticular sheet structure and the display device including it

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CN2570812Y (en) * 2002-09-25 2003-09-03 王文政 Blank composite type lenticular grating
EP1695121B1 (en) * 2003-11-21 2014-06-04 Visual Physics, LLC Micro-optic security and image presentation system
TWI475257B (en) * 2010-03-26 2015-03-01 Ubright Optronics Corp Optical substrates having light collimating and diffusion structures
CN102466885A (en) * 2010-11-08 2012-05-23 赵建平 Dynamic display technology based on micro-optical structure
TWI476115B (en) * 2012-08-13 2015-03-11 黃瑜貞 A method of making stereoscopic printing and the decoration plate and light box made of thereof
US8908113B2 (en) * 2012-08-31 2014-12-09 Innocom Technology (Shenzhen) Co., Ltd. Three-dimensional image display apparatus

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