CN105807437A - 3d display device - Google Patents
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- CN105807437A CN105807437A CN201610239164.9A CN201610239164A CN105807437A CN 105807437 A CN105807437 A CN 105807437A CN 201610239164 A CN201610239164 A CN 201610239164A CN 105807437 A CN105807437 A CN 105807437A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical 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
- G02B30/26—Optical 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
- G02B30/27—Optical 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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- 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
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Liquid Crystal (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
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Abstract
The invention provides a 3D display device.The 3D display device comprises a backlight module, a scene view separating membrane and a liquid crystal panel.The scene view separating membrane is arranged on the surface of the backlight module.The liquid crystal panel is arranged on the surface, away from the backlight module, of the scene view separating membrane.The scene view separating membrane comprises a microstructure layer and a padding layer, wherein the microstructure layer is arranged on the surface of the backlight module and comprises a first surface and a second surface, and the first surface comprises a plurality of microstructures arranged in parallel; the padding layer is arranged on the first surface, the surface, away from the first surface, of the padding layer is smooth, and the refractive index of the microstructure layer and the refractive index of the padding layer are different.The scene view separating membrane is arranged between the liquid crystal panel and the backlight module, so that direct contact of a scene view separating element and a touch screen is avoided, and it is ensured that the touch screen has high sensitivity; in addition, the padding layer is arranged on the surface of the microstructure layer, abrasion of the first surface of the microstructure is avoided, and dust and the like are prevented from falling into grooves of the first surface.
Description
Technical field
The application relates to 3D and shows field, in particular to a kind of 3D display device.
Background technology
Along with the development of Display Technique, the application of stereo display is more and more extensive.Increasing display screen starts integrate bore hole 3D show, the ultimate principle that bore hole 3D shows be utilize block, the method for the leader light such as refraction, two width have the picture of parallax information to make eyes see, thus producing the effect of stereoscopic vision.
Leader light is thus the structure producing stereoscopic visual effect is called what comes into a driver's resolution element or what comes into a driver's separation film, at present, the typical what comes into a driver's resolution element utilizing occlusion method has disparity barrier structure, utilizes the typical what comes into a driver's resolution element of refraction method to have column lens array structure.
And at present, due to 3D display device increasingly toward lightening development, therefore, the general what comes into a driver's resolution element selecting the column lens array structure that can make the less thin film of thickness.The what comes into a driver's resolution element of column lens array structure has a point picture effect, and the image with continuous parallax LCDs shown projects beholder's right and left eyes position respectively, by the parallax formed on retina, forms stereoscopic vision through cerebral nervous system.
The what comes into a driver's resolution element one side of column lens array structure is generally attached in the light-emitting area of liquid crystal panel by existing touch 3D display device, another side is attached to touch screen and sticks, this causes that the column lens array of what comes into a driver's resolution element directly contacts with touch screen, produce unmatched phenomenon, ultimately result in touch screen touch signal and detect the problems such as malfunctioning.
Summary of the invention
The main purpose of the application is in that to provide a kind of 3D display device, it is arranged between liquid crystal panel and touch screen solving what comes into a driver's separation film in prior art, cause the problem that the detection of touch screen touch signal is malfunctioning, the problem that the groove of the intersection of adjacent microstructures easily weares and teares and easily pollutes.
To achieve these goals, an aspect according to the application, it is provided that a kind of 3D display device, this 3D display device includes: backlight module, what comes into a driver's separation film and liquid crystal panel, and wherein, what comes into a driver's separation film is arranged on the surface of above-mentioned backlight module；Liquid crystal panel is arranged on the surface away from above-mentioned backlight module of above-mentioned what comes into a driver's separation film；Wherein, above-mentioned what comes into a driver's separation film includes microstructured layers and packed layer, and above-mentioned microstructured layers is arranged on the surface of above-mentioned backlight module, and above-mentioned microstructured layers includes first surface and second surface, and above-mentioned first surface includes multiple micro structure arranged in parallel；Above-mentioned packed layer is arranged on above-mentioned first surface, the surfacing away from above-mentioned first surface of above-mentioned packed layer, and the refractive index of above-mentioned microstructured layers is different from the refractive index of above-mentioned packed layer.
Further, the light emitting anger of above-mentioned backlight module is between 40～45 °.
Further, above-mentioned 3D display device also includes: transparent optical path compensation film, is arranged between above-mentioned what comes into a driver's separation film and above-mentioned liquid crystal panel.
Further, above-mentioned transparent optical path compensation film is glass-film or PMMA film.
Further, above-mentioned micro structure is formed by cambered surface, or above-mentioned micro structure is formed by multiple planes.
Further, above-mentioned micro structure is formed by N number of plane, wherein, and 2≤N≤30.
Further, there is between boundary line and the micro structure boundary line between the adjacent above-mentioned micro structure of any two angle theta, and 0 < θ < 90, above-mentioned micro structure boundary line is any one boundary line of above-mentioned second surface.
Further, the refractive index of above-mentioned microstructured layers is between 1.5～1.65, and the refractive index of above-mentioned packed layer is between 1.35～1.47, it is preferable that the difference of the refractive index of above-mentioned microstructured layers and the refractive index of above-mentioned packed layer is between 0.1～0.4.
Further, above-mentioned what comes into a driver's separation film also includes: substrate layer, is arranged on above-mentioned second surface.
Further, the thickness of above-mentioned substrate layer is between 0.1～0.25mm.
Further, the material forming above-mentioned substrate layer is identical with the material forming above-mentioned microstructured layers, it is preferable that the material forming above-mentioned substrate layer and the material forming above-mentioned microstructured layers are selected from PET, APET, PC or PMMA, and the material forming above-mentioned packed layer is UV resin.
Further, the material forming above-mentioned substrate layer is different from the material forming above-mentioned microstructured layers, the material being preferably formed above-mentioned substrate layer is PET, APET, PC or PMMA, and the material forming above-mentioned microstructured layers is UV resin, and the material forming above-mentioned packed layer is UV resin.
The technical scheme of application the application, what comes into a driver's separation film is arranged between liquid crystal panel and backlight module, touch screen is arranged on the side away from what comes into a driver's separation film of liquid crystal panel, this avoid what comes into a driver's resolution element directly to contact with touch screen, thus avoiding the two unmatched problem, it is ensured that touch screen has higher sensitivity；It addition, arrange packed layer on the first surface of microstructured layers, it is possible to avoid the first surface of microstructured layers to wear and tear, it is prevented that dust etc. fall in the groove of first surface, it is ensured that the optical quality of 3D display device and 3D effect.
Accompanying drawing explanation
The Figure of description constituting the part of the application is used for providing further understanding of the present application, and the schematic description and description of the application is used for explaining the application, is not intended that the improper restriction to the application.In the accompanying drawings:
Fig. 1 illustrates the structural representation of the 3D display device that a kind of typical embodiment according to the application provides；And
Fig. 2 illustrates the structural representation of the 3D display device that embodiment 2 provides；
Fig. 3 illustrates the structural representation of the 3D display device that embodiment 3 provides；
Fig. 4 illustrates the structural representation of the micro structure in the 3D display device in Fig. 3；
Fig. 5 illustrates the partial structurtes schematic diagram of the 3D display device of another kind of embodiment offer；
Fig. 6 illustrates the structural representation of the micro structure in Fig. 2；
Fig. 7 illustrates the normalized energy curve of the 3D display device that embodiment 1 provides；
Fig. 8 illustrates the normalized energy curve of the 3D display device that embodiment 2 provides；
Fig. 9 illustrates the normalized energy curve of the 3D display device that embodiment 3 provides；And
Figure 10 illustrates the normalized energy curve of the 3D display device that embodiment 4 provides.
Wherein, above-mentioned accompanying drawing includes the following drawings labelling:
01, micro structure boundary line；1, backlight module；2, what comes into a driver's separation film；3, transparent optical path compensation film；4, liquid crystal panel；21, substrate layer；22, microstructured layers；221, micro structure；23, packed layer.
Detailed description of the invention
It it is noted that described further below is all exemplary, it is intended to provide further instruction to the application.Unless otherwise, all technology used herein and scientific terminology have the identical meanings being generally understood that with the application person of an ordinary skill in the technical field.
It should be noted that term used herein above merely to describe detailed description of the invention, and be not intended to the restricted root illustrative embodiments according to the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative is also intended to include plural form, in addition, it is to be further understood that, when using term " comprising " and/or " including " in this manual, it indicates existing characteristics, step, operation, device, assembly and/or their combination.
Introduce as background technology, existing what comes into a driver's separation film is arranged between liquid crystal panel and touch screen, causes that the detection of touch screen touch signal is malfunctioning, and the groove of the intersection of adjacent microstructures easily weares and teares and easily pollutes, in order to solve as above problem, present applicant proposes a kind of 3D display device.
In a kind of typical embodiment of the application, provide a kind of 3D display device, as shown in Figure 1 to Figure 3, this display device includes backlight module 1, what comes into a driver's separation film 2 and liquid crystal panel 4, wherein, what comes into a driver's separation film 2 is arranged on the surface of above-mentioned backlight module 1, above-mentioned what comes into a driver's separation film 2 includes microstructured layers 22 and the packed layer 23 being arranged on first surface, wherein, microstructured layers 22 is arranged on the surface of backlight module 1, above-mentioned microstructured layers 22 includes first surface and second surface, above-mentioned first surface includes multiple micro structure 221 arranged in parallel, packed layer 23 arranges on the first surface, the surfacing away from first surface of packed layer 23, the refractive index of microstructured layers 22 is different from the refractive index of packed layer 23；Liquid crystal panel 4 is arranged on the surface away from above-mentioned backlight module 1 of above-mentioned what comes into a driver's separation film 2.
The first surface of the microstructured layers 22 in the application can be positioned close to (namely including the surface of micro structure 221) side of liquid crystal panel 4, as shown in Figures 1 and 3；Can also near the side of backlight module 1, as shown in Figure 2.The first surface with micro structure 221 can be positioned close to the side of liquid crystal panel 4 or near the side of backlight module 1 by those skilled in the art according to specific circumstances.
The material that above-mentioned microstructured layers 22 adopts can be the conventional material used by this area, such as transparent resin etc..Those skilled in the art can select the material of suitable microstructured layers 22 according to practical situation.
What comes into a driver's separation film 2 in the application is arranged between liquid crystal panel 4 and backlight module 1, and touch screen is arranged on the side away from what comes into a driver's separation film 2 of liquid crystal panel 4, this avoid what comes into a driver's separation film 2 directly to contact with touch screen, thus avoiding the two unmatched problem, it is ensured that touch screen has higher sensitivity.
Additionally, the having on the first surface of micro structure and be provided with packed layer 23 of microstructured layers 22 in the application, this packed layer 23 is it can be avoided that the abrasion of microstructured layers 22, it also is able to avoid the groove between adjacent two micro structure 221 of microstructured layers 22 to decline into dust and other impurities, ensure that 3D display device has good optical quality and 3D effect, also ensure that it has the longer life-span.
The display quality of whole 3D display device will be produced a very large impact by the lighting angle of backlight module 1, this is because the bigger light of the angle of emergence that sends of backlight module 1 certain point be easier to incide not with this point just to micro structure 221 in, in turn result in crosstalk, cause that display quality declines.
In a kind of embodiment of the application, it is preferable that the light emitting anger of above-mentioned backlight module 1 is between 40～45 °.So can alleviate or avoid the crosstalk phenomenon caused more greatly due to beam projecting angle, further ensure 3D display device and there is higher display quality.
In actual manufacturing process, often adopting volume to volume technique to manufacture this what comes into a driver's separation film, need for this to be wrapped on winding up roller by this film, this needs this film to have good bent toughness, and the thickness reducing film is favorably improved its toughness.
While ensureing to reduce what comes into a driver's separation film thickness, ensure that the relative position between focus point and the liquid crystal panel of light is constant, as shown in Figure 3, the preferred above-mentioned 3D display device of the application also includes transparent optical path compensation film 3, and transparent optical path compensation film 3 is arranged between above-mentioned what comes into a driver's separation film 2 and above-mentioned liquid crystal panel 4.
In a kind of embodiment of the application, above-mentioned transparent optical path compensation film 3 is glass-film or PMMA film.But, however it is not limited to both films, all transparent membranes that can realize of this area all can as transparent optical path compensation film, and those skilled in the art can select suitable thin film as transparent optical path compensation film according to practical situation.
Each micro structure 221 in the application can be formed by cambered surface, it is also possible to is formed by multiple planes, it is also possible to formed by plane and curved surface simultaneously.Micro structure 221 in Fig. 1 is formed by cambered surface row, and the micro structure 221 in Fig. 4 is formed by multiple planes.
In the application one embodiment, as shown in Figure 4, above-mentioned micro structure 221 is formed by N number of plane, wherein, and 2≤N≤30.When N is arranged in above-mentioned scope, it is possible to while reaching good 3D display effect, there is the transitionality between good viewpoint.
In order to avoid micro structure produces moire fringes, as shown in Figure 5, the preferred multiple micro structures 221 of the application are oblique arrangement, namely between boundary line and the micro structure boundary line 01 between the adjacent above-mentioned micro structure 221 of any two, there is angle theta, and 0 < θ < 90 °, above-mentioned micro structure boundary line 01 is any one boundary line of above-mentioned second surface.
Second surface has four edges boundary line, parallel between two, one group of parallel lines is called long limit, another group parallel lines be called broadside, long limit is vertical with broadside, the boundary line between the adjacent above-mentioned micro structure 221 of any two can and long limit between there is angle theta, can also and broadside between there is angle theta, no matter being which kind of situation, the scope of this angle is (0 °, 90 °).Boundary line between the adjacent above-mentioned micro structure 221 of any two can and long limit between when there is angle theta, the angle between this boundary line and broadside is 90 ° of-θ；Boundary line between the adjacent above-mentioned micro structure 221 of any two can and broadside between when there is angle theta, the angle between this boundary line and long limit is 90 ° of-θ.
In a kind of embodiment in the application, the refractive index of described microstructured layers 22 is between 1.5～1.65, and the refractive index of described packed layer 23 is between 1.35～1.47.
In order to be further ensured that 3D display device has good optical effect, it is preferable that the difference of the refractive index of described microstructured layers 22 and the refractive index of described packed layer 23 is between 0.1～0.4.
In a kind of embodiment of the application, as shown in Figure 2 and Figure 3, above-mentioned what comes into a driver's separation film 2 also includes: substrate layer 21, and this substrate layer 21 is arranged on above-mentioned second surface.
In order to ensure that substrate layer can protect microstructured layers preferably, and not affecting the display effect of display device, the thickness of the application preferred substrates layer is between 0.1～0.25mm.
The material of the substrate layer in the application and microstructured layers can be identical, it is also possible to is different.
When the material phase of the material with formation microstructured layers that form substrate layer is likewise it is preferred that the material forming above-mentioned substrate layer 21 is selected from PET, APET, PC or PMMA with the material forming above-mentioned microstructured layers 22, the material forming described packed layer 23 is UV resin.
When the material forming above-mentioned substrate layer is different from the material forming above-mentioned microstructured layers, the material being preferably formed above-mentioned substrate layer is PET, APET, PC or PMMA, the material forming above-mentioned microstructured layers is UV resin, and the material forming described packed layer 23 is UV resin.
The manufacturing process of what comes into a driver's separation film can adopt volume to volume technique, and specific embodiment is: at a surface-coated UV-cured resin of substrate layer, forms UV-cured resin layer (i.e. UV resin bed)；By the mold wheel having with micro structure complementary structure, UV-cured resin layer is carried out press mold, UV-cured resin layer can be made to form microstructured layers, then, with irradiation under ultraviolet ray, make the UV-cured resin layer forming micro structure solidify, form final what comes into a driver's separation film；Another UV resin of the surface-coated with micro structure of microstructured layers after hardening (UV-cured resin layer), by smooth mold wheel, this UV-cured resin is carried out press mold, this UV resin bed is made to fill and lead up microstructured layers, then, with irradiation under ultraviolet ray so that this UV resin bed solidify to form packed layer.
The manufacturing process of the microstructured layers in what comes into a driver's separation film can also adopt an extruding-out process, and this technique can reduce production cost, but can not the structural parameters of precisely control product, such as thickness, Breadth Maximum etc..The preparation process of packed layer is: in another UV resin of the surface-coated with micro structure (UV-cured resin layer) of microstructured layers, by smooth mold wheel, this UV-cured resin is carried out press mold, this UV resin bed is made to fill and lead up microstructured layers, then, with irradiation under ultraviolet ray so that this UV resin bed solidify to form packed layer.
The preparation method of what comes into a driver's separation film is not limited to above-mentioned preparation method, and those skilled in the art according to practical situation, can select the suitable method preparing what comes into a driver's separation film.
So that those skilled in the art can clearly understand the technical scheme of the application, below with reference to specific embodiment and comparative example, the technical scheme of the application is illustrated.
Embodiment 1
As it is shown in figure 1,3D display device includes the backlight module 1, what comes into a driver's separation film 2 and the liquid crystal panel 4 that set gradually from the bottom to top.This 3D display device also includes the touch screen (not shown in figure 1) away from what comes into a driver's separation film 2 side being arranged on liquid crystal panel 4.
Wherein, backlight module 1 is 5.98 cun of backlight modules, for providing uniform, stable, the reliable backlight of brightness, the lighting angle of backlight module 1 is 40 °, liquid crystal panel 4 is used for showing that the liquid crystal panel 4 in the application is the liquid crystal panel of model H598QAN02.1 through the image with continuous parallax that special pixel arrangement processes；What comes into a driver's separation film 2 includes microstructured layers 22 and the packed layer 23 being arranged on microstructured layers first surface, and this microstructured layers 22 is APET layer, and packed layer 23 is UV resin bed, and its refractive index is 1.37.What comes into a driver's separation film 2 is used for providing a point picture effect, and 2 width with continuous parallax through special pixel arrangement process and images above that are displayed simultaneously on liquid crystal panel project the position at the right and left eyes place of beholder respectively.This microstructured layers 22 adopts an extruding-out process to prepare.The preparation technology of packed layer is method as described above.
Microstructured layers 22 includes multiple micro structure 221 (lens pillar) being arranged in order, and namely this micro structure 221 is formed by cambered surface.As shown in Figure 6, chord length (also corresponding to the distance of two the lens pillar central points) P that lens pillar is corresponding is 0.10358mm, and the radius of lens pillar is 0.055mm, and the height H of lens pillar is 36.5 μm in the cross section of this micro structure 221.
Embodiment 2
As in figure 2 it is shown, what comes into a driver's separation film 2 includes substrate layer 21 from the bottom to top, microstructured layers 22 and packed layer 23, wherein, microstructured layers 22 is UV resin bed, and its refractive index is 1.65；Packed layer 23 is UV resin bed, and its refractive index is 1.37；Substrate layer 21 is pet layer, and the thickness of substrate layer 21 is 0.25mm.The light emitting anger of backlight module 1 is 42 °.
The manufacturing process of what comes into a driver's separation film 2 adopts volume to volume preparation technology, referring specifically to the above-mentioned description about preparation method.
Embodiment 3
Display device as shown in Figure 3, this 3D display device includes the backlight module 1, what comes into a driver's separation film 2, transparent optical path compensation film 3 and the liquid crystal panel 4 that set gradually from the bottom to top.
Backlight module 1 is the backlight module of 19 cun, and lighting angle is 44 °；What comes into a driver's separation film 2 includes substrate layer 21 from the bottom to top, microstructured layers 22 and packed layer 23, and substrate layer 21 is pet layer, and thickness is 0.1mm, microstructured layers 22 is UV resin bed, its refractive index is 1.65, and packed layer 23 is the UV resin bed different from microstructured layers material, and its refractive index is 1.37；As shown in Figure 4, micro structure 221 in microstructured layers 22 is formed by 10 planes, the cross section in these 10 faces is 10 line segments, it is a, b, c, d, e, f, g, h, i and j respectively, the length L of these 10 line segments is 0.0275mm, the height H1 of micro structure 221 is 81 μm, and Breadth Maximum P1 is 0.1963mm；Transparent optical path compensation film 3 is the glass that 0.3mm is thick；Liquid crystal panel 4 is the liquid crystal panel of model LC190-01-K.
Embodiment 4
Being distinctive in that with embodiment 2, the light emitting anger of backlight module 1 is 90 °.
Optical software is adopted to simulate the energy distribution curve of each embodiment and the display device of comparative example, concrete analog result is shown in Fig. 7 to Figure 10, and in each energy distribution curve, curve L represents the energy that left eye receives, curve R represents the energy that right eye receives, and curve T represents the gross energy received.From Fig. 7 to Fig. 9 it can be seen that curve T is smoother, meet normal distribution, it can be seen that 3D effect and the energy homogeneity of this display device are all relatively good, and can be seen that the crosstalk phenomenon of this display device is inconspicuous from curve R and curve L.Although this device is capable of 3D and shows as can be seen from Figure 10, but, curve T height rises and falls, and causes and occurs a plurality of light and shade striped on screen, and 3D effect is poor, and crosstalk phenomenon is serious.Further, the what comes into a driver's separation film in the 3D display device in embodiment 1 to embodiment 4 is arranged between liquid crystal panel and backlight module, does not affect the sensitivity of touch screen.
As can be seen from the above description, the application the above embodiments achieve following technique effect:
What comes into a driver's separation film in the application is arranged between liquid crystal panel and backlight module, it is to avoid what comes into a driver's separation film directly contacts with touch screen, it is ensured that touch screen has higher sensitivity.And, the having on the first surface of micro structure and be provided with packed layer of microstructured layers, this packed layer is it can be avoided that the abrasion of microstructured layers, it also is able to avoid the groove between adjacent two micro structure of microstructured layers to decline into dust and other impurities, ensure that 3D display device has good optical quality and 3D effect, also ensure that it has the longer life-span.
The foregoing is only the preferred embodiment of the application, be not limited to the application, for a person skilled in the art, the application can have various modifications and variations.All within spirit herein and principle, any amendment of making, equivalent replacement, improvement etc., should be included within the protection domain of the application.
Claims (12)
1. a 3D display device, it is characterised in that described display device includes:
Backlight module (1)；
What comes into a driver's separation film (2), is arranged on the surface of described backlight module (1)；And
Liquid crystal panel (4), it is arranged on the surface away from described backlight module (1) of described what comes into a driver's separation film (2), wherein, described what comes into a driver's separation film (2) includes microstructured layers (22) and packed layer (23)；
Described microstructured layers (22) is arranged on the surface of described backlight module (1), described microstructured layers (22) includes first surface and second surface, and described first surface includes multiple micro structure (221) arranged in parallel；
Described packed layer (23) is arranged on the first surface, the surfacing away from described first surface of described packed layer (23), the refractive index of described microstructured layers (22) is different from the refractive index of described packed layer (23).
2. 3D display device according to claim 1, it is characterised in that the light emitting anger of described backlight module (1) is between 40～45 °.
3. 3D display device according to claim 1, it is characterised in that described 3D display device also includes:
Transparent optical path compensation film (3), is arranged between described what comes into a driver's separation film (2) and described liquid crystal panel (4).
4. 3D display device according to claim 3, it is characterised in that described transparent optical path compensation film (3) is glass-film or PMMA film.
5. 3D display device according to claim 1, it is characterised in that described micro structure (221) is formed by cambered surface, or described micro structure (221) formed by multiple planes.
6. 3D display device according to claim 5, it is characterised in that described micro structure (221) is formed by N number of plane, wherein, 2≤N≤30.
7. 3D display device according to claim 1, it is characterized in that, between boundary line and micro structure boundary line (01) between the adjacent described micro structure (221) of any two, there is angle theta, and 0 < θ < 90, any one the boundary line that described micro structure boundary line (01) is described second surface.
8. 3D display device according to claim 1, it is characterized in that, the refractive index of described microstructured layers (22) is between 1.5～1.65, the refractive index of described packed layer (23) is between 1.35～1.47, it is preferable that the difference of the refractive index of described microstructured layers (22) and the refractive index of described packed layer (23) is between 0.1～0.4.
9. 3D display device according to any one of claim 1 to 8, it is characterised in that described what comes into a driver's separation film (2) also includes:
Substrate layer (21), is arranged on described second surface.
10. 3D display device according to claim 9, it is characterised in that the thickness of described substrate layer (21) is between 0.1～0.25mm.
11. 3D display device according to claim 9, it is characterized in that, the material forming described substrate layer (21) is identical with the material forming described microstructured layers (22), the material being preferably formed described substrate layer (21) and the material forming described microstructured layers (22) are selected from PET, APET, PC or PMMA, and the material forming described packed layer (23) is UV resin.
12. 3D display device according to claim 9, it is characterized in that, the material forming described substrate layer (21) is different from the material forming described microstructured layers (22), the material being preferably formed described substrate layer (21) is PET, APET, PC or PMMA, the material forming described microstructured layers (22) is UV resin, and the material forming described packed layer (23) is UV resin.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107179573A (en) * | 2017-06-19 | 2017-09-19 | 张家港康得新光电材料有限公司 | Composite membrane and preparation method thereof |
| CN110147009A (en) * | 2019-04-30 | 2019-08-20 | 武汉华星光电技术有限公司 | Display panel and display device |
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