CN106950632A - A kind of quantum dot filter blue Light Film and its display - Google Patents
A kind of quantum dot filter blue Light Film and its display Download PDFInfo
- Publication number
- CN106950632A CN106950632A CN201710382869.0A CN201710382869A CN106950632A CN 106950632 A CN106950632 A CN 106950632A CN 201710382869 A CN201710382869 A CN 201710382869A CN 106950632 A CN106950632 A CN 106950632A
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- China
- Prior art keywords
- blue light
- quantum dot
- light
- white
- coating layer
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
-
- 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
- G02F1/1336—Illuminating devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/85—Arrangements for extracting light from the devices
- H10K50/858—Arrangements for extracting light from the devices comprising refractive means, e.g. lenses
-
- 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
- G02F1/1336—Illuminating devices
- G02F1/133614—Illuminating devices using photoluminescence, e.g. phosphors illuminated by UV or blue light
Abstract
A kind of quantum dot filter blue Light Film and its display, are related to flat display technology field.Solve existing all kinds of filter blue Light Films and blue light composition is absorbed into a part, cause the display module brightness after filtering to have different degrees of reduction；Quantum dot filters blue Light Film, including base material and the quantum dot coating layer that is uniformly coated on base material, and the diaphragm being covered on quantum dot coating layer；Described quantum dot coating layer is inspired non-blue light comprising more than one by the part blue light in white incident light, reduces the quantum dot of blue light brightness in white emergent light.Relative to the solution of prior art, not using simple filter blue light, but the blue light components excitation quantum point in white light is filtered into the quantum dot in blue Light Film and sends other color of light, so that blue light brightness is reduced in white light, reach net blue eyeshield, other color luminous intensity increases, make the overall brightness of white light not suffer a loss or lose minimum simultaneously.
Description
Technical field
The present invention relates to flat display technology field.
Background technology
During existing all kinds of escopes work can outgoing include the shortwave blue light being harmful to eyes, when light enters
The eyes of people, people's crystallization absorbs small part blue light, and remaining blue light is absorbed by macula area；Crystalline absorbs excess
Blue light, can cause cataract, and blue light can then cause the lesion of macula area.Indigo plant of the shortwave blue light particularly between 415-450nm
Purple light has very high energies, can penetrate the through retina of crystalline lens.For injuring power highest with retina cell.Therefore, need
The defect of current display screen is made up with net blue preservative free eye care product.Blue preservative free eye care product net at present mainly has three directions：
A, the filter blue Light Film for being affixed on LCM surfaces（Including tempering film etc.）, the effect of such a method membrane material is only filter blue light.
B, by backlight membrane material increase filter blue light function.The existing former membrane material function being replaced of such a method, while
Possesses filter blue light function.
C, backlight LED light move blue light dominant wavelength to the inclined length direction of wavelength, and dominant wavelength moves to 460nm or even longer, from
And reach filter blue light effect.
The content of the invention
In summary, it is an object of the invention to solve 1, existing all kinds of filter blue Light Films（2 points of A, B）It is by blue light composition
A part is absorbed, its energy is reduced, causes the display module brightness after filtering to have different degrees of reduction；2nd, using the back of the body
Light LED moves blue light dominant wavelength to more length direction, the reduction of phosphor powder launching efficiency, causes luminance loss, so as to influence mould
The technical problem of the overall brightness of group, and propose a kind of quantum dot filter blue Light Film and its display.
To solve technical problem proposed by the invention, the technical scheme used for：
A kind of quantum dot filters blue Light Film, it is characterised in that：Including base material and the quantum dot coating layer being uniformly coated on base material, with
And it is covered in the diaphragm on quantum dot coating layer；Described quantum dot coating layer is comprising more than one by the portion in white incident light
Divide blue light to inspire non-blue light, reduce the quantum dot of blue light brightness in white emergent light.
Described quantum dot coating layer, which includes to be inspired by the part blue light in white incident light, to be converted into feux rouges and sends
Red quantum dot and inspired by the part blue light in white incident light and be converted into the green quantum dot that green glow is sent.
Described quantum dot coating layer, which includes to be inspired by the part blue light in white incident light, to be converted into gold-tinted and sends
Yellow quantum dot.
A kind of quantum dot filters blue Light Film display, includes LCDs and provides white located at the LCDs back side
The backlight assembly of light source；It is characterized in that：The exiting surface of described LCDs is provided with the quantum described in claim 1 or 2
Point filter blue Light Film.
A kind of quantum dot filters blue Light Film display, includes LCDs and provides white located at the LCDs back side
The backlight assembly of light source；Described backlight assembly includes light guide plate, and is stacked on light guide plate exiting surface direction
Optical diaphragm group, it is characterised in that：Described backlight assembly be internally located at the front of light guide plate exiting surface provided with claim 1 or
Quantum dot filter blue Light Film described in 2.
A kind of quantum dot filters blue Light Film display, including organic electroluminescence display panel, it is characterised in that：Described machine hair
The exiting surface of light display panel is provided with the quantum dot filter blue Light Film described in claim 1 or 2.
Beneficial effects of the present invention are：The present invention not filters blue light relative to the solution of prior art using simple,
But the blue light components excitation quantum point in white light is filtered into the quantum dot in blue Light Film and sends other color of light so that it is blue in white light
Brightness is reduced, and reaches net blue eyeshield, while the increase of other color luminous intensities, makes the overall brightness of white light not suffer a loss or lose
It is minimum.
Brief description of the drawings
Fig. 1 filters blue Light Film structural representation for the quantum dot of the present invention；
Fig. 2 is located at structural representation when inside backlight assembly for the quantum dot filter blue Light Film of the present invention；
Fig. 3 is located at the structural representation during exiting surface of LCDs for the quantum dot filter blue Light Film of the present invention；
Fig. 4 is located at the structural representation of the exiting surface of organic electroluminescence display panel for the quantum dot filter blue Light Film of the present invention.
Embodiment
The structure of the present invention is further described below in conjunction with accompanying drawing and currently preferred specific embodiment.
Shown in reference picture 1, quantum dot filter blue Light Film of the invention includes base material 1 and is uniformly coated on base material 1
Quantum dot coating layer 2, and the diaphragm 3 being covered on quantum dot coating layer 2；Described quantum dot coating layer 2 includes one kind
Non- blue light is inspired by the part blue light in white incident light above, the quantum dot of blue light brightness in white emergent light is reduced.
It is preferred that scheme be：Quantum dot coating layer 3, which includes to be inspired by the part blue light in white incident light, to be converted into
Red quantum dot that feux rouges is sent and inspired by the part blue light in white incident light and be converted into the green quantum that green glow is sent
Point.When white incident light is by the quantum dot coating layer 3 of the present invention, it is defeated that the blue light of part is converted into red light by red quantum dot
Go out, also the blue light of part is converted into green light output by green quantum dot, the red light and green light of converted output with
Through the mixed white light exported after other blend of colors after quantum spot printing layer of cloth 3, the blue light brightness of mixed white light is reduced,
Net blue eyeshield is reached, and overall brightness does not suffer a loss or lost minimum.
In addition, quantum dot coating layer, which can also be to include to be inspired by the part blue light in white incident light, is converted into Huang
The yellow quantum dot that light is sent.Green quantum dot and red quantum dot are replaced using yellow quantum dot, same effect is reached.
The quantum dot filter blue Light Film of the present invention is applicable not only to liquid crystal display, is also applied for OLED, with
The lower combination accompanying drawing embodiment different with three kinds, is further described to the display of the quantum dot filter blue Light Film of the present invention.
Embodiment 1
Shown in reference picture 2, quantum dot of the present invention filters the display of blue Light Film, includes LCDs and located at liquid crystal display
The backlight assembly of the offer white light source at the back side is provided.LCDs include set gradually upper lustre adding layer, down polaroid layer,
LCD layer and upper polaroid layer.Traditional backlight component has generally comprised light guide plate, and is stacked in light guide plate exiting surface side
Upward optical diaphragm group, and optical diaphragm group can be lower lustre adding layer, the present invention increases between light guide plate and lower lustre adding layer
Above-mentioned quantum dot filter blue Light Film, to that is to say and be internally located at light guide plate exiting surface close to liquid crystal display direction provided with amount in backlight assembly
Son point filter blue Light Film.
During specific embodiment, in order to further reduce blue light brightness, described upper lustre adding layer, down polaroid layer
And upper polaroid layer further respectively has one layer of above-mentioned quantum dot filter blue Light Film.
Embodiment 2
Shown in reference picture 3, quantum dot of the present invention filters the display of blue Light Film, includes LCDs and located at liquid crystal display
The backlight assembly of the offer white light source at the back side is provided.The exiting surface of described LCDs is provided with above-mentioned quantum dot filter blue light
Film.It that is to say and quantum dot filter blue Light Film is additionally provided with the upper polaroid layer of LCDs.Mixed white light passes through down polaroid
Layer becomes polarised light, is projected after LCD rotation by upper polaroid layer.The quantum dot filter now attached in upper polaroid layer surface
Blue Light Film reaches eyeshield effect, and allows the overall brightness of display not lose.Backlight assembly includes light guide plate, and layer
The folded optical diaphragm group being arranged on light guide plate exiting surface direction, it is characterised in that：Described backlight assembly is internally located at leaded light
The front of plate exiting surface is provided with the quantum dot filter blue Light Film described in claim 1 or 2.
Embodiment 3
Shown in reference picture 4, quantum dot of the invention filters the display of blue Light Film, including organic electroluminescence display panel, and machine lights
The exiting surface of display panel is provided with above-mentioned quantum dot filter blue Light Film.The blue light composition that machine light emitting display panel is sent is passing through
Red green two kinds of light compositions can be inspired after above-mentioned quantum dot filter blue Light Film, so as to reduce blue light composition, eyeshield effect are reached.Together
Shi Yinwei blue lights have inspired red green two kinds of light, and the overall brightness of organic electroluminescence display panel will not change or reduce pole
It is few.
Claims (6)
1. a kind of quantum dot filters blue Light Film, it is characterised in that：Including base material and the quantum dot coating layer being uniformly coated on base material,
And it is covered in the diaphragm on quantum dot coating layer；Described quantum dot coating layer is comprising more than one by white incident light
Part blue light inspires non-blue light, reduces the quantum dot of blue light brightness in white emergent light.
2. a kind of quantum dot filter blue Light Film according to claim 1, it is characterised in that：Described quantum dot coating layer is included
Have to be inspired by the part blue light in white incident light and be converted into red quantum dot that feux rouges sends and by the portion in white incident light
Divide blue light to inspire and be converted into the green quantum dot that green glow is sent.
3. a kind of quantum dot filter blue Light Film according to claim 1, it is characterised in that：Described quantum dot coating layer is included
Have to be inspired by the part blue light in white incident light and be converted into the yellow quantum dot that gold-tinted is sent.
4. a kind of quantum dot filters blue Light Film display, include LCDs and provide white light located at the LCDs back side
The backlight assembly in source；It is characterized in that：The exiting surface of described LCDs is provided with the quantum described in claim 1 or 2 or 3
Point filter blue Light Film.
5. a kind of quantum dot filters blue Light Film display, include LCDs and provide white light located at the LCDs back side
The backlight assembly in source；Described backlight assembly includes light guide plate, and the light being stacked on light guide plate exiting surface direction
Learn diaphragm group, it is characterised in that：Described backlight assembly is internally located at the close liquid crystal display direction of light guide plate exiting surface provided with power
Profit requires the quantum dot filter blue Light Film described in 1 or 2 or 3.
6. a kind of quantum dot filters blue Light Film display, including organic electroluminescence display panel, it is characterised in that：Described organic hair
The exiting surface of light display panel is provided with the quantum dot filter blue Light Film described in claim 1 or 2 or 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710382869.0A CN106950632A (en) | 2017-05-26 | 2017-05-26 | A kind of quantum dot filter blue Light Film and its display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710382869.0A CN106950632A (en) | 2017-05-26 | 2017-05-26 | A kind of quantum dot filter blue Light Film and its display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106950632A true CN106950632A (en) | 2017-07-14 |
Family
ID=59480083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710382869.0A Pending CN106950632A (en) | 2017-05-26 | 2017-05-26 | A kind of quantum dot filter blue Light Film and its display |
Country Status (1)
| Country | Link |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107975763A (en) * | 2017-11-28 | 2018-05-01 | 宁波激智科技股份有限公司 | A kind of quantum dot film with anti-blue light effect |
| CN108357099A (en) * | 2018-03-19 | 2018-08-03 | 珠海天威飞马打印耗材有限公司 | Photocuring three-dimensional printer and its Method of printing |
| CN108594532A (en) * | 2018-05-24 | 2018-09-28 | 蚌埠国显科技有限公司 | A kind of filter blue light display of blue light wavelength red shift |
| CN108977050A (en) * | 2018-06-27 | 2018-12-11 | 安徽屹珹新材料科技有限公司 | A kind of anti-blue light hardening bath and anti-blue light cured film |
| CN109652076A (en) * | 2017-10-12 | 2019-04-19 | 三星电子株式会社 | Composition, quanta polymer compound and layer structure and electronic device including it |
| CN109782489A (en) * | 2019-03-28 | 2019-05-21 | 京东方科技集团股份有限公司 | A kind of backlight module and display device |
| WO2019218337A1 (en) * | 2018-05-18 | 2019-11-21 | Rohm And Haas Electronic Materials Llc | Two-layer phosphor film for led |
| CN110578882A (en) * | 2018-06-08 | 2019-12-17 | 深圳市倍盛鸿照明有限公司 | Optical biological eye-protecting lamp |
| CN111341811A (en) * | 2020-03-06 | 2020-06-26 | 武汉华星光电半导体显示技术有限公司 | Display panel and display device |
| WO2020133809A1 (en) * | 2018-12-27 | 2020-07-02 | 武汉华星光电技术有限公司 | Display module and electronic device |
| US11810532B2 (en) | 2018-11-28 | 2023-11-07 | Eyesafe Inc. | Systems for monitoring and regulating harmful blue light exposure from digital devices |
| US11947209B2 (en) | 2014-05-23 | 2024-04-02 | Eyesafe Inc. | Light emission reducing compounds for electronic devices |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US11947209B2 (en) | 2014-05-23 | 2024-04-02 | Eyesafe Inc. | Light emission reducing compounds for electronic devices |
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| CN108357099A (en) * | 2018-03-19 | 2018-08-03 | 珠海天威飞马打印耗材有限公司 | Photocuring three-dimensional printer and its Method of printing |
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| CN109782489A (en) * | 2019-03-28 | 2019-05-21 | 京东方科技集团股份有限公司 | A kind of backlight module and display device |
| CN111341811A (en) * | 2020-03-06 | 2020-06-26 | 武汉华星光电半导体显示技术有限公司 | Display panel and display device |
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Application publication date: 20170714 |