TW202146809A - 擴散構件、擴散構件之製造方法、面光源裝置、顯示裝置及介電質多層膜 - Google Patents

擴散構件、擴散構件之製造方法、面光源裝置、顯示裝置及介電質多層膜 Download PDF

Info

Publication number
TW202146809A
TW202146809A TW110111973A TW110111973A TW202146809A TW 202146809 A TW202146809 A TW 202146809A TW 110111973 A TW110111973 A TW 110111973A TW 110111973 A TW110111973 A TW 110111973A TW 202146809 A TW202146809 A TW 202146809A
Authority
TW
Taiwan
Prior art keywords
light
optical element
light source
diffusing
unit optical
Prior art date
Application number
TW110111973A
Other languages
English (en)
Chinese (zh)
Inventor
西川麻理衣
大八木康之
谷口幸夫
後藤正浩
Original Assignee
日商大日本印刷股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日商大日本印刷股份有限公司 filed Critical 日商大日本印刷股份有限公司
Publication of TW202146809A publication Critical patent/TW202146809A/zh

Links

Images

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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/09—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/023—Optical properties
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/02—Refractors for light sources of prismatic shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/14—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing polarised light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/20—Dichroic filters, i.e. devices operating on the principle of wave interference to pass specific ranges of wavelengths while cancelling others
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal 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
    • 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
    • G02F1/133504—Diffusing, scattering, diffracting elements
    • G02F1/133507—Films for enhancing the luminance
    • 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
    • G02F1/133526—Lenses, e.g. microlenses or Fresnel 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
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133605—Direct backlight including specially adapted reflectors
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or 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
    • G02F1/133602—Direct backlight
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/416—Reflective
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment
    • B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2105/00—Planar light sources
    • F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
    • F21Y2105/14—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the overall shape of the two-dimensional array
    • F21Y2105/16—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the overall shape of the two-dimensional array square or rectangular, e.g. for light panels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2113/00—Combination of light sources
    • F21Y2113/10—Combination of light sources of different colours
    • F21Y2113/13—Combination of light sources of different colours comprising an assembly of point-like light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
TW110111973A 2020-03-31 2021-03-31 擴散構件、擴散構件之製造方法、面光源裝置、顯示裝置及介電質多層膜 TW202146809A (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2020063498 2020-03-31
JP2020-063498 2020-03-31
JP2020176216 2020-10-20
JP2020-176216 2020-10-20
JP2020-217710 2020-12-25
JP2020217710 2020-12-25

Publications (1)

Publication Number Publication Date
TW202146809A true TW202146809A (zh) 2021-12-16

Family

ID=77928578

Family Applications (1)

Application Number Title Priority Date Filing Date
TW110111973A TW202146809A (zh) 2020-03-31 2021-03-31 擴散構件、擴散構件之製造方法、面光源裝置、顯示裝置及介電質多層膜

Country Status (6)

Country Link
US (1) US12353092B2 (enExample)
JP (5) JP7064722B2 (enExample)
KR (1) KR20220160630A (enExample)
CN (2) CN119861509A (enExample)
TW (1) TW202146809A (enExample)
WO (1) WO2021201164A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7562486B2 (ja) * 2021-07-07 2024-10-07 恵和株式会社 光拡散シート、バックライトユニット、液晶表示装置、情報機器、及び光拡散シートの製造方法
JP2023081197A (ja) * 2021-11-30 2023-06-09 大日本印刷株式会社 光学部材、面光源装置、表示装置および波長変換シート
US11933999B2 (en) * 2021-12-27 2024-03-19 Coretronic Corporation Optical structure film and light source module
JP2023126072A (ja) * 2022-02-28 2023-09-07 恵和株式会社 複合光拡散シート、バックライトユニット、液晶表示装置、及び情報機器
TWI861581B (zh) * 2022-02-28 2024-11-11 日商惠和股份有限公司 複合光擴散片、背光單元、液晶顯示裝置以及資訊機器
JP2023174345A (ja) * 2022-05-27 2023-12-07 パナソニックＩｐマネジメント株式会社 表示装置、およびヘッドアップディスプレイ
KR20250046273A (ko) * 2022-08-09 2025-04-02 소니 세미컨덕터 솔루션즈 가부시키가이샤 발광 장치 및 전자 기기

Family Cites Families (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2806772B2 (ja) 1993-12-27 1998-09-30 本田技研工業株式会社 射出成形におけるシール圧制御方法
JPH0968605A (ja) * 1995-06-20 1997-03-11 Nippon Kayaku Co Ltd 集光レンズシートおよびそれを利用した光源装置、液晶表示装置
JP3363415B2 (ja) * 1999-12-17 2003-01-08 日本アイ・ビー・エム株式会社 反射型液晶表示装置及び反射ユニット・アレイ
JP2001262776A (ja) 2000-03-22 2001-09-26 Nippon Steel Corp 高耐力薄板鋼部材
JP2002372605A (ja) * 2001-06-15 2002-12-26 Fuji Photo Film Co Ltd 光学素子及びこれを用いた表示体
JP2006208610A (ja) 2005-01-26 2006-08-10 Dainippon Printing Co Ltd 透光性基板及び透過型光学部材
US7322731B2 (en) 2005-06-24 2008-01-29 3M Innovative Properties Company Color mixing illumination light unit and system using same
US20060290843A1 (en) * 2005-06-24 2006-12-28 Epstein Kenneth A Illumination element and system using same
JP4329736B2 (ja) * 2005-07-04 2009-09-09 セイコーエプソン株式会社 光学基板、面状照明装置、電気光学装置
KR20080039889A (ko) * 2005-08-10 2008-05-07 니폰 제온 가부시키가이샤 광학 소자, 편광판, 위상차판, 조명 장치 및 액정 표시장치
WO2007049584A1 (ja) 2005-10-24 2007-05-03 Matsushita Electric Industrial Co., Ltd. 反射型スクリーンおよび前方投影システム
KR100764368B1 (ko) * 2006-01-11 2007-10-08 삼성전기주식회사 광 혼합 성능이 향상된 백 라이트 유니트
US20070291510A1 (en) * 2006-06-15 2007-12-20 Wintek Corporation Backlight module and light guide plate thereof
JP2008027756A (ja) * 2006-07-21 2008-02-07 Fujifilm Corp 導光板、これを用いる面状照明装置および液晶表示装置
EP2135000B1 (en) * 2007-04-03 2018-07-25 Philips Lighting Holding B.V. Light output device
KR100786118B1 (ko) 2007-08-08 2007-12-18 주식회사 엘지에스 발포수지 확산층을 포함하는 백라이트 유닛
JP2009258666A (ja) 2008-03-28 2009-11-05 Toppan Printing Co Ltd 機能性部材、光学部品、バックライトユニット及び表示装置
US9417363B2 (en) * 2008-07-18 2016-08-16 Dai Nippon Printing Co., Ltd. Optical sheet, surface light source device and transmission-type display device
KR101234975B1 (ko) 2009-09-11 2013-02-20 아사히 가세이 이-매터리얼즈 가부시키가이샤 점광원용 광확산판 및 직하형 점광원 백라이트 장치
JP5546319B2 (ja) 2010-03-31 2014-07-09 タキロン株式会社 面発光ユニット
JP2011243518A (ja) 2010-04-23 2011-12-01 Nippon Shokubai Co Ltd 表示装置用光源ユニットおよび該表示装置用光源ユニットを含む表示装置
JP5699550B2 (ja) * 2010-05-28 2015-04-15 凸版印刷株式会社 隠蔽構造体を備えた照明ユニット、照明装置、表示装置
JP2012032537A (ja) * 2010-07-29 2012-02-16 Sumitomo Chemical Co Ltd 光偏向板、面光源装置及び透過型画像表示装置
JP2012053293A (ja) * 2010-09-01 2012-03-15 Asahi Kasei Corp 拡散シート
JP2012123147A (ja) 2010-12-08 2012-06-28 Seiko Epson Corp 導光板、導光板の製造方法及び虚像表示装置
JP5601207B2 (ja) 2011-01-07 2014-10-08 トヨタ紡織株式会社 シート
JP2012195220A (ja) * 2011-03-17 2012-10-11 Enplas Corp 面光源装置
JP2013225058A (ja) * 2012-04-23 2013-10-31 Asahi Kasei E-Materials Corp 光学板及び直下型点光源バックライト装置
CN105593712B (zh) * 2013-12-26 2018-08-14 旭硝子株式会社 滤光器
WO2016186158A1 (ja) 2015-05-20 2016-11-24 東レ株式会社 照明装置、及び表示装置
JP5989861B1 (ja) 2015-06-30 2016-09-07 古河電気工業株式会社 Ｌｅｄ照明枠体用の型紙、ｌｅｄ照明装置、ｌｅｄ照明装置の組み立て方法
JP6200458B2 (ja) 2015-06-30 2017-09-20 古河電気工業株式会社 Ｌｅｄ照明装置
US10274730B2 (en) * 2015-08-03 2019-04-30 Facebook Technologies, Llc Display with an embedded eye tracker
KR102465382B1 (ko) * 2015-08-31 2022-11-10 삼성디스플레이 주식회사 표시장치 및 표시장치의 제조방법
JP6299811B2 (ja) 2015-11-04 2018-03-28 日亜化学工業株式会社 発光装置
JP6966225B2 (ja) * 2017-06-02 2021-11-10 スリーエム イノベイティブ プロパティズ カンパニー 直下型バックライト
JP7082273B2 (ja) * 2017-07-21 2022-06-08 日亜化学工業株式会社 発光装置、集積型発光装置および発光モジュール
KR20190064702A (ko) * 2017-11-30 2019-06-11 삼성디스플레이 주식회사 광학 부재 및 이를 포함하는 표시 장치
CN108039121B (zh) * 2017-12-04 2020-11-24 上海中航光电子有限公司 柔性显示面板和显示装置
KR102216397B1 (ko) * 2018-01-23 2021-02-16 주식회사 엘지화학 색변환 필름, 이를 포함하는 백라이트 유닛 및 디스플레이 장치
WO2019177090A1 (ja) * 2018-03-14 2019-09-19 大日本印刷株式会社 面光源装置、面光源装置に用いられる積層体、及び、表示装置
WO2020004641A1 (ja) * 2018-06-28 2020-01-02 Ａｇｃ株式会社 光学フィルタおよび情報取得装置
US10877316B2 (en) * 2018-10-03 2020-12-29 Sharp Kabushiki Kaisha Lighting device and display device
CN119126436A (zh) * 2019-07-01 2024-12-13 大日本印刷株式会社 密封材料片、led背光源以及显示装置
KR102676849B1 (ko) * 2019-09-30 2024-06-21 삼성전자주식회사 디스플레이 장치, 디스플레이 장치 제조방법 및 백 라이트 유닛

Also Published As

Publication number Publication date
JP7338001B2 (ja) 2023-09-04
JP2022022964A (ja) 2022-02-07
JP2023022114A (ja) 2023-02-14
WO2021201164A1 (ja) 2021-10-07
JP2023027135A (ja) 2023-03-01
KR20220160630A (ko) 2022-12-06
US20230152626A1 (en) 2023-05-18
CN119861509A (zh) 2025-04-22
CN115053152A (zh) 2022-09-13
JP2022091774A (ja) 2022-06-21
JP7064722B2 (ja) 2022-05-11
JP7185862B2 (ja) 2022-12-08
JP2022130411A (ja) 2022-09-06
CN115053152B (zh) 2025-03-25
US12353092B2 (en) 2025-07-08

Similar Documents

Publication Publication Date Title
TW202146809A (zh) 擴散構件、擴散構件之製造方法、面光源裝置、顯示裝置及介電質多層膜
US8408775B1 (en) Light recycling directional control element and light emitting device using the same
TWI235807B (en) Light guiding board, and lighting device, plane light source device and display device using the light guiding board
JP6732094B2 (ja) 輝度均一化部材、バックライトユニットおよび液晶表示装置
JP5375618B2 (ja) バックライトユニットおよびディスプレイ装置
JP2009152152A (ja) 導光体ユニット、バックライトユニット及びディスプレイ装置
JP2009187904A (ja) 光源ユニット、バックライトユニット及びディスプレイ装置
JPWO2009128164A1 (ja) 光デバイス、光均一デバイス、光学シート、バックライトユニットおよびディスプレイ装置
WO2019196624A1 (zh) 防窥膜及其制作方法、背光模组、显示装置
JP5298569B2 (ja) レンズシート、ディスプレイ用光学シート及びそれを用いたバックライト・ユニット、ディスプレイ装置
JP4039465B1 (ja) 光学シートとそれを用いたバックライトユニット及びディスプレイ
JP5493312B2 (ja) 面発光装置及び画像表示装置
JP2009086208A (ja) 光学シート、バックライトユニット及びディスプレイ装置
JP2010032781A (ja) 光デバイス、光拡散デバイス、光学シート、バックライトユニットおよびディスプレイ装置
JP4321659B1 (ja) 光デバイス、光均一デバイス、光学シート、バックライトユニットおよびディスプレイ装置
JP2009294240A (ja) 光学シート、バックライトユニット、液晶表示装置及びディスプレイ装置
WO2023100959A1 (ja) 光学部材、面光源装置、表示装置および波長変換シート
JP7610789B2 (ja) 光学部材、面光源装置および表示装置
JP7559518B2 (ja) 面光源装置および表示装置
JP7615500B2 (ja) 光学部材、面光源装置、表示装置および波長変換シート
TWI905472B (zh) 光學構件、面光源裝置、顯示裝置及波長轉換薄片
JP2023081197A (ja) 光学部材、面光源装置、表示装置および波長変換シート
JP2025002467A (ja) 光学部材、面光源装置、及び表示装置
JP2023151472A (ja) 光学部材、面光源装置、表示装置および波長変換シート