CN108445671A - A kind of light path control system and display device - Google Patents
A kind of light path control system and display device Download PDFInfo
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- CN108445671A CN108445671A CN201810220606.4A CN201810220606A CN108445671A CN 108445671 A CN108445671 A CN 108445671A CN 201810220606 A CN201810220606 A CN 201810220606A CN 108445671 A CN108445671 A CN 108445671A
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- 238000005516 engineering process Methods 0.000 claims description 4
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133553—Reflecting elements
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
- G02F1/133531—Polarisers characterised by the arrangement of polariser or analyser axes
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/13356—Structural association of cells with optical devices, e.g. polarisers or reflectors characterised by the placement of the optical elements
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Polarising Elements (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
This application provides a kind of light path control system and display device, which includes the reflective module being stacked, the first film layer and polarization by reflection module, and polarization by reflection module has the first polarizing axis；Incident ray passes through the first film layer, the polarization light in outgoing different polarization direction is simultaneously incident to polarization by reflection module, wherein polarization direction be parallel to the first polarizing axis component penetrate polarization by reflection module, polarization direction is reflected back the first film layer perpendicular to the component of the first polarizing axis；By light path control system provided by the present application, polarization state is eliminated after the first film layer from the reflected light of polarization by reflection module, then be reflected back the first film layer through reflecting module and utilize again, to improve transmitance.
Description
Technical field
The present invention relates to display technology fields, more particularly to a kind of light path control system and display device.
Background technology
Traditional display device, such as liquid crystal display include backlight module, down polaroid, array base successively from bottom to top
Plate, liquid crystal, color membrane substrates and upper polaroid.Backlight becomes linearly polarized light after down polaroid, and liquid crystal is controlled by voltage
The deflection angle of molecule changes the polarization direction of linearly polarized light, polarization direction light identical with the polarisation axis direction of upper polaroid
It projects, to put bright pixel.However, the transmitance of display device is generally relatively low at present.
Invention content
A kind of light path control system of present invention offer and display device, to improve transmitance.
To solve the above-mentioned problems, the invention discloses a kind of light path control systems, including：The reflective mould being stacked
Block, the first film layer and polarization by reflection module, first film layer setting the reflective module and the polarization by reflection module it
Between；The reflective module being incident to the light of the reflective module for will transmit through first film layer, being reflected back described first
Film layer；
First film layer for penetrating the light for being incident to first film layer, and eliminates the polarization state of light；
The polarization by reflection module having the first polarizing axis, the reflection be incident to for will transmit through first film layer
In the light of polarization module, the polarization direction incident light component parallel with first polarizing axis penetrates, polarization direction with it is described
The vertical incident light component of first polarizing axis is reflected back first film layer.
Preferably, the polarization by reflection module is wire grating polarizing film.
Preferably, the wire grating polarizing film has a plurality of parallel and spaced set metal wire, the metal wire
The spacing ratio of width and the metal wire be more than 3:7, and it is less than 3:2.
Preferably, the width of the metal wire is greater than or equal to 50nm, and is less than or equal to 200nm.
Preferably, the wire grating polarizing film is prepared using nanometer embossing.
Preferably, first film layer is quantum stippling film.
Preferably, the diameter of quantum dot is greater than or equal to 1nm in the quantum stippling film, and is less than or equal to 10nm.
To solve the above-mentioned problems, the invention also discloses a kind of display devices, including the first substrate being oppositely arranged and
Second substrate and light path control system described in any one of the above embodiments,
Wherein, the reflective module is arranged in the first substrate away from the side of the second substrate, first film
Layer and the polarization by reflection module are stacked on the first substrate and towards the sides of the second substrate, and described first
Film layer is arranged between the first substrate and the polarization by reflection module.
Preferably, the backlight of the display device is blue-ray LED or OLED, and the backlight is located at the first substrate
Between the reflective module.
Preferably, it is provided with the first polarizing film on the surface of the first substrate in the second substrate, it is described
The polarizing axis of first polarizing film and first polarizing axis are parallel or vertical.
Preferably, first polarizing film is reflecting polarizer or absorptive polarizer.
Compared with prior art, the present invention includes following advantages：
This application provides a kind of light path control system and display device, the light path control system include be stacked it is anti-
Optical module, the first film layer and polarization by reflection module, polarization by reflection module have the first polarizing axis；Incident ray passes through the first film
Layer, the polarization light in outgoing different polarization direction are simultaneously incident to polarization by reflection module, and wherein polarization direction is parallel to the first polarisation
The component of axis penetrates polarization by reflection module, and polarization direction is reflected back the first film layer perpendicular to the component of the first polarizing axis；Pass through this
The light path control system provided is provided, polarization state is eliminated after the first film layer from the reflected light of polarization by reflection module,
It is reflected back the first film layer through reflecting module again to utilize again, to improve transmitance.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by institute in the description to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 shows a kind of light channel structure schematic diagram for light path control system that one embodiment of the invention provides；
Fig. 2 shows a kind of structural schematic diagrams for wire grating polarizing film that one embodiment of the invention provides；
Fig. 3 shows a kind of structural schematic diagram for liquid crystal display device that one embodiment of the invention provides；
Fig. 4 shows a kind of structural schematic diagram for OLED display that one embodiment of the invention provides；
Reference sign：
11- reflective modules；The first film layers of 12-；13- polarization by reflection modules；21- first substrates；22- second substrates；23- liquid
Crystal layer；The first polarizing films of 24-；25- flatness layers；26- black matrix"s；27- backlights；2101- organic luminous layers；2102- pixels
Define layer；2103- pixel electrode layers；2104- insulating layers；The width of W- metal wires；The spacing of P- metal wires.
Specific implementation mode
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is described in further detail.
One embodiment of the application provides a kind of light path control system, the light path control system include be stacked it is reflective
Module, the first film layer and polarization by reflection module, polarization by reflection module have the first polarizing axis；Incident ray passes through the first film layer,
The polarization light in outgoing different polarization direction is simultaneously incident to polarization by reflection module, and wherein polarization direction is parallel to the first polarizing axis
Component penetrates polarization by reflection module, and polarization direction is reflected back the first film layer perpendicular to the component of the first polarizing axis；From polarization by reflection
The reflected light of module eliminates polarization state after the first film layer, then through reflecting module to be reflected back the first film layer sharp again
With to improve transmitance.
Referring to Fig.1, which may include that the reflective module 11 being stacked, the first film layer 12 and reflection are inclined
Module of shaking 13；First film layer 12 is arranged between reflective module 11 and polarization by reflection module 13；Reflective module 11, for will transmit through
First film layer 12 is incident to the light of reflective module 11, is reflected back the first film layer 12；First film layer 12, for through being incident to the
The light of one film layer 12, and eliminate the polarization state of light；Polarization by reflection module 13 has the first polarizing axis, for will transmit through the
One film layer 12 is incident in the light of polarization by reflection module 13, and the polarization direction incident light component parallel with the first polarizing axis is saturating
It crosses, the polarization direction incident light component vertical with the first polarizing axis is reflected back the first film layer 12.
Specifically, incident ray is emitted the polarization light in different polarization direction after the first film layer 12, and it is incident to anti-
Penetrate polarization module 13, the polarization direction component parallel with the first polarizing axis penetrates polarization by reflection module 13, polarization in incident ray
The direction component vertical with the first polarizing axis is reflected back the first film layer 12 through polarization by reflection module 13, again passes by the first film layer 12
Polarization state is eliminated, the polarization light in outgoing different polarization direction is reflected back the first film layer to reflecting module 11 through reflecting module 11
12, it is again incident on polarization by reflection module 13 after the first film layer 12, again passes by portion of incident light after polarization by reflection module 13
Component penetrates polarization by reflection module 13, and the reflection of portions incident light component, reflection light is round-trip in light path control system, through excessive
Secondary reflection and transmission, to improve transmitance.
Specifically, with reference to Fig. 2, above-mentioned polarization by reflection module 13 can be wire grating polarizing film, wire grating polarization
On piece has a plurality of parallel and spaced set metal wire.When the polarization light for including different polarization direction in incident ray,
Wherein polarization direction perpendicular to metal wire direction light can from the gap between metal wire by and form linearly polarized light, and
The light of polarization direction and metal lines run parallel cannot be by the gap between metal wire, but on the surface of wire grating polarizing film
It reflects.First polarizing axis of namely wire grating polarizing film is vertical with metal wire direction.It should be noted that the application
In polarization by reflection module 13 be not limited in wire grating polarizing film, it is every that there is polarizing axis, and polarization direction can be penetrated
Be parallel to the incident light component of polarizing axis and reflection direction perpendicular to the incident light component of polarizing axis device all in this Shen
Within protection domain please.
Wherein, the ratio of the spacing P on wire grating polarizing film between the width W and metal wire of metal wire can be more than 3:
7, and it is less than 3:2, for example, the spacing P that can be arranged between the width W of metal wire and metal wire is identical.The width W of metal wire can
To be greater than or equal to 50nm, and it is less than or equal to 200nm, for example, the width W of metal wire could be provided as 60nm.Above-mentioned gold
Category wire grid polarizer may be used nanometer embossing NIL (Nanoimprint Lithography) and be prepared.Nano impression
Technology then can be under the premise of without using electronics and photon, and directly using physics mechanism, mechanically construction is received on a photoresist
Rice dimensional graphics, i.e., by masterplate, by pattern transfer to corresponding substrate, the medium of transfer is typically one layer of very thin polymerization
Object film makes its structure hardening to retain the figure of transfer by the methods of hot pressing or irradiation.Whole process includes coining
With two processes of pattern transfer.According to the difference of method for stamping, NIL can be divided mainly into thermoplastic (Hot embossing), ultraviolet solid
Change three kinds of photoetching techniques of UV and micro- contact (Micro contact printing).
Specifically, the first film layer 12 in above-described embodiment can be quantum stippling film.Quantum dot in quantum stippling film
Diameter can be greater than or equal to 1nm, and be less than or equal to 10nm.Wherein, quantum dot (Quantum Dots, abbreviation QD) can
It is being invisible to the naked eye, extremely small inorganic nanocrystal to be made of zinc, cadmium, selenium and sulphur atom etc..Its photoelectric characteristic is only
Spy, under the excitation of incident light, can according to the diameter of quantum dot, be emitted various different colours, each polarization direction it is pure
Positive monochromatic light, can change the color of incident ray, and eliminate the polarization state of incident ray.It should be noted that the application
In the first film layer 12 be not limited in quantum stippling film, it is every to penetrate incident ray, and eliminate the polarization of incident ray
The medium of state is all fallen within the application protection domain.
Specifically, there are many realization methods of reflecting module, such as reflector plate etc., as long as can be carried out to incident ray anti-
The device penetrated is all within the application protection domain.
With reference to Fig. 3, another embodiment of the application additionally provides a kind of display device, which may include opposite set
Light path control system described in the first substrate 21 and second substrate 22 set and any of the above-described embodiment, wherein reflective module
11 are arranged in first substrate 21 away from the sides of second substrate 22, and the first film layer 12 and polarization by reflection module 13 are stacked the
One substrate 21 is arranged towards the side of second substrate 22, the first film layer 12 between first substrate 21 and polarization by reflection module 13.
Display device provided in this embodiment can be by driving liquid crystal to realize display, as shown in figure 3, reflecting module 11 can
To be the reflector plate in backlight module.First substrate 21 is color membrane substrates, and second substrate 22 is array substrate, on first substrate 21
The first film layer 12 include quantum stippling film, be also provided with flatness layer between quantum stippling film and polarization by reflection module 13
25.Liquid crystal layer 23 is filled between first substrate 21 and second substrate 22, in the table away from first substrate 21 of second substrate 22
The first polarizing film 24 is provided on face, the polarizing axis of the first polarizing film 24 is parallel or vertical with the first polarizing axis of polarization by reflection module
Directly.Direction and display drive mode of the polarisation axis direction of first polarizing film 24 with the first polarizing axis of polarization by reflection module 13
(as usual white mode, normally black mode etc.) is related, can determines according to actual conditions, and the application is not especially limited this.First
Polarizing film 24 can be reflecting polarizer or absorptive polarizer.
In order to realize that colored display, above-mentioned quantum stippling film may include red quantum dot film layer R-QD, green quantum
Point film layer G-QD, blue quantum dot film layer B-QD and the black matrix" 26 being arranged between R-QD, G-QD and B-QD.Different face
The quantum dot film layer of color can be realized by adulterating the quantum dot of different-diameter size in organic film.
Since quantum dot can send out the light of full spectrum under the irradiation of blue light, incident ray can be fine-tuned,
And then color gamut performance is substantially improved, and keep display color distincter, it is therefore, above-mentioned in order to improve the color gamut performance of display device
The backlight 27 of display device can be blue-ray LED or OLED.The backlight 27 can be arranged in first substrate 21 and reflective mould
Between block 11, it can also be arranged in the side of display device.No matter which kind of structure, between backlight 27 and first substrate 21 also
Optical film layer can be set, backlight is provided for display device.
In practical work process, the backlight that backlight 27 is sent out, through reflecting module 11 (such as reflector plate) be reflected by
In the light path control system that reflecting module 11, the first film layer 12 and polarization by reflection module 13 form, to improve the light transmission of backlight
Rate.Specific light channel structure can refer to the description of previous embodiment.
Display device provided in this embodiment can also use driving OLED to realize display, with reference to Fig. 4, can make cathode
For reflecting module 11.First substrate 21 may include the organic luminous layer 2101 being stacked, pixel defining layer 2102, pixel electricity
Pole layer 2103 and insulating layer 2104 etc..
First film layer 12 and polarization by reflection module 13 are stacked on the surface in first substrate 21 away from reflecting module 11.
Wherein, the first film layer 12 is arranged close to first substrate 21, can be quantum dot coloured silk film.In actual OLED device, the first film
The layer structure of TFT devices is also provided between layer 12 and polarization by reflection module 13.
Equally, in order to realize colored display, when organic luminous layer 2101 sends out white light, quantum stippling film may include red
Color quantum dot film layer R-QD, green quantum dot film layer G-QD, blue quantum dot film layer B-QD and setting are in R-QD, G-QD and B-
Black matrix" 26 between QD.The quantum dot film layer of different colours can be by adulterating different-diameter size in organic film
Quantum dot is realized.Lateral size of dots size and distribution in quantum stippling film can be according to the light extraction face of organic luminous layer 2101
Color and display effect determine.
Polarization by reflection module 13 is arranged far from first substrate 21, can be reflecting polarizer, such as wire grating polarizing film.
Under the driving of driving current, the organic luminous layer 2101 of OLED device shines, through reflecting module 11 (such as cathode)
It is reflected into the light path control system being made of reflecting module 11, the first film layer 12 and polarization by reflection module 13, can improve
The light transmission efficiency of OLED device, and can prevent reflection of ambient light from entering human eye, raising displays contrast.Specific paths can
With the description with reference to previous embodiment.
Equally, in order to improve the color gamut performance of OLED display, the organic luminous layer 2101 of above-mentioned display device can be with
Emit blue light.
This application provides a kind of light path control system and display device, the light path control system include be stacked it is anti-
Optical module, the first film layer and polarization by reflection module, polarization by reflection module have the first polarizing axis；Incident ray passes through the first film
Layer, the polarization light in outgoing different polarization direction are simultaneously incident to polarization by reflection module, and wherein polarization direction is parallel to the first polarisation
The component of axis penetrates polarization by reflection module, and polarization direction is reflected back the first film layer perpendicular to the component of the first polarizing axis；Pass through this
The light path control system provided is provided, polarization state is eliminated after the first film layer from the reflected light of polarization by reflection module,
It is reflected back the first film layer through reflecting module again to utilize again, to improve transmitance.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiment, the same or similar parts between the embodiments can be referred to each other.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, commodity or equipment including a series of elements include not only that
A little elements, but also include other elements that are not explicitly listed, or further include for this process, method, commodity or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in process, method, commodity or the equipment including the element.
A kind of light path control system provided by the present invention and display device are described in detail above, answered herein
With specific case, principle and implementation of the present invention are described, and the explanation of above example is only intended to help to manage
Solve the method and its core concept of the present invention；Meanwhile for those of ordinary skill in the art, according to the thought of the present invention,
There will be changes in specific implementation mode and application range, in conclusion the content of the present specification should not be construed as to this hair
Bright limitation.
Claims (11)
1. a kind of light path control system, which is characterized in that including：Reflective module, the first film layer and the polarization by reflection being stacked
Module, first film layer are arranged between the reflective module and the polarization by reflection module；
The reflective module is incident to the light of the reflective module for will transmit through first film layer, is reflected back described
One film layer；
First film layer for penetrating the light for being incident to first film layer, and eliminates the polarization state of light；
The polarization by reflection module having the first polarizing axis, the polarization by reflection be incident to for will transmit through first film layer
In the light of module, the polarization direction incident light component parallel with first polarizing axis penetrates, polarization direction and described first
The vertical incident light component of polarizing axis is reflected back first film layer.
2. light path control system according to claim 1, which is characterized in that the polarization by reflection module is that wire grating is inclined
Shake piece.
3. light path control system according to claim 2, which is characterized in that the wire grating polarizing film has a plurality of flat
The metal wire of row and spaced set, the width of the metal wire and the spacing ratio of the metal wire are more than 3:7, and it is less than 3:
2。
4. light path control system according to claim 3, which is characterized in that the width of the metal wire is greater than or equal to
50nm, and it is less than or equal to 200nm.
5. light path control system according to claim 2, which is characterized in that the wire grating polarizing film uses nanometer pressure
It is prepared by print technology.
6. light path control system according to claim 1, which is characterized in that first film layer is quantum stippling film.
7. light path control system according to claim 6, which is characterized in that the diameter of quantum dot in the quantum stippling film
More than or equal to 1nm, and it is less than or equal to 10nm.
8. a kind of display device, which is characterized in that including the first substrate being oppositely arranged and second substrate and claim 1
To 7 any one of them light path control systems,
Wherein, the reflective module the first substrate away from the second substrate side be arranged, first film layer and
The polarization by reflection module is stacked on the first substrate and towards the side of the second substrate, first film layer
It is arranged between the first substrate and the polarization by reflection module.
9. display device according to claim 8, which is characterized in that the backlight of the display device be blue-ray LED or
OLED, the backlight is between the first substrate and the reflective module.
10. display device according to claim 8, which is characterized in that deviate from first base in the second substrate
The first polarizing film is provided on the surface of plate, the polarizing axis of first polarizing film and first polarizing axis are parallel or vertical.
11. display device according to claim 10, which is characterized in that first polarizing film is reflecting polarizer or suction
Receive polarizing film.
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