CN115398292A - 光学构件、以及使用了该光学构件的背光灯单元及图像显示装置 - Google Patents

光学构件、以及使用了该光学构件的背光灯单元及图像显示装置 Download PDF

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Publication number
CN115398292A
CN115398292A CN202180023704.9A CN202180023704A CN115398292A CN 115398292 A CN115398292 A CN 115398292A CN 202180023704 A CN202180023704 A CN 202180023704A CN 115398292 A CN115398292 A CN 115398292A
Authority
CN
China
Prior art keywords
layer
refractive index
optical member
gel
light
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202180023704.9A
Other languages
English (en)
Chinese (zh)
Inventor
吉川贵博
服部大辅
森岛谅太
岸敦史
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nitto Denko Corp
Original Assignee
Nitto Denko Corp
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 Nitto Denko Corp filed Critical Nitto Denko Corp
Publication of CN115398292A publication Critical patent/CN115398292A/zh
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0065—Manufacturing aspects; Material aspects
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer
    • 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
    • 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
    • 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
    • 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]
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
    • G02B1/14—Protective coatings, e.g. hard coatings

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Laminated Bodies (AREA)
  • Planar Illumination Modules (AREA)
CN202180023704.9A 2020-03-26 2021-03-25 光学构件、以及使用了该光学构件的背光灯单元及图像显示装置 Pending CN115398292A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-055923 2020-03-26
JP2020055923 2020-03-26
PCT/JP2021/012444 WO2021193789A1 (ja) 2020-03-26 2021-03-25 光学部材ならびに該光学部材を用いたバックライトユニットおよび画像表示装置

Publications (1)

Publication Number Publication Date
CN115398292A true CN115398292A (zh) 2022-11-25

Family

ID=77890486

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180023704.9A Pending CN115398292A (zh) 2020-03-26 2021-03-25 光学构件、以及使用了该光学构件的背光灯单元及图像显示装置

Country Status (7)

Country Link
US (1) US11994709B2 (https=)
EP (1) EP4130561A4 (https=)
JP (1) JP7389228B2 (https=)
KR (1) KR102861239B1 (https=)
CN (1) CN115398292A (https=)
TW (1) TWI900549B (https=)
WO (1) WO2021193789A1 (https=)

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Publication number Priority date Publication date Assignee Title
KR20240153976A (ko) * 2022-02-28 2024-10-24 닛토덴코 가부시키가이샤 광학 부재 및 상기 광학 부재를 사용한 ar 글래스 및 헤드 마운트 디스플레이
JP2023150234A (ja) * 2022-03-31 2023-10-16 日東電工株式会社 光学積層体および光学積層体の製造方法
WO2023218407A1 (en) 2022-05-12 2023-11-16 Lumus Ltd. Compound polymer for lightguide
JP2025059267A (ja) * 2023-09-29 2025-04-10 日東電工株式会社 積層体

Citations (6)

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JP2001033625A (ja) * 1999-07-19 2001-02-09 Fuji Photo Film Co Ltd マット性光学フィルム、高透過率フィルム、偏光板及びそれを用いた液晶表示装置
CN101441285A (zh) * 2007-11-22 2009-05-27 王嘉庆 反射片
TW201418016A (zh) * 2012-10-02 2014-05-16 Fujifilm Corp 積層膜與其製造方法、光學積層膜以及顯示裝置
CN104007505A (zh) * 2013-02-25 2014-08-27 惠和株式会社 导光膜、超薄型液晶背光单元和便携式电脑
WO2016042992A1 (ja) * 2014-09-17 2016-03-24 東レ株式会社 反射フィルムおよびそれを用いたエッジライト型バックライトユニット
CN110199223A (zh) * 2017-01-31 2019-09-03 日东电工株式会社 导光板式液晶显示器用光学片、导光板式液晶显示器用背光单元、以及导光板式液晶显示器

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JPH1062626A (ja) 1996-06-12 1998-03-06 Nissha Printing Co Ltd 面発光装置とその製造方法
JP4836316B2 (ja) 1999-09-29 2011-12-14 富士フイルム株式会社 反射防止膜、偏光板、及び画像表示装置
JP4360478B2 (ja) * 2000-12-21 2009-11-11 株式会社エンプラス 面光源装置及び画像表示装置
CN100375908C (zh) 2003-06-18 2008-03-19 旭化成株式会社 抗反射膜
JP4585916B2 (ja) * 2005-05-30 2010-11-24 シャープ株式会社 バックライト装置及び液晶表示装置
JP4140736B2 (ja) 2006-03-15 2008-08-27 日東電工株式会社 粘着型光学フィルム、積層光学フィルムおよび画像表示装置
US9182522B2 (en) 2010-04-15 2015-11-10 Nitto Denko Corporation Hard coat film, polarizing plate, image display device, and method for producing hard coat film
TWI534458B (zh) * 2010-10-20 2016-05-21 ３Ｍ新設資產公司 經保護之低折射率光學元件
JP2012189802A (ja) 2011-03-10 2012-10-04 Asahi Kasei Chemicals Corp 反射防止フィルム、偏光板及び表示装置
JP2013232406A (ja) * 2012-04-04 2013-11-14 Toray Ind Inc 白色フィルム並びにそれを用いてなるランプユニット液晶表示装置および照明装置
JP5933353B2 (ja) 2012-06-08 2016-06-08 富士フイルム株式会社 反射防止フィルム、その製造方法、偏光板、及び画像表示装置
JP2014107028A (ja) * 2012-11-22 2014-06-09 Keiwa Inc 導光シート、エッジライト型バックライトユニット及びラップトップコンピュータ
KR102173117B1 (ko) * 2014-03-13 2020-11-03 엘지이노텍 주식회사 차량용 조명유닛
JP6175094B2 (ja) 2015-03-31 2017-08-02 日東電工株式会社 粘着剤組成物、透明導電層用粘着剤層、粘着剤層付偏光フィルム、及び画像表示装置
JP2017090523A (ja) * 2015-11-04 2017-05-25 日東電工株式会社 偏光板
EP3382446B1 (en) * 2017-03-30 2022-03-30 InnoLux Corporation Display device
US10948648B2 (en) * 2017-09-29 2021-03-16 Reald Spark, Llc Backlights having stacked waveguide and optical components with different coefficients of friction
CN111656087A (zh) * 2018-02-02 2020-09-11 日东电工株式会社 Led背光源用膜、led背光源

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001033625A (ja) * 1999-07-19 2001-02-09 Fuji Photo Film Co Ltd マット性光学フィルム、高透過率フィルム、偏光板及びそれを用いた液晶表示装置
CN101441285A (zh) * 2007-11-22 2009-05-27 王嘉庆 反射片
TW201418016A (zh) * 2012-10-02 2014-05-16 Fujifilm Corp 積層膜與其製造方法、光學積層膜以及顯示裝置
CN104007505A (zh) * 2013-02-25 2014-08-27 惠和株式会社 导光膜、超薄型液晶背光单元和便携式电脑
WO2016042992A1 (ja) * 2014-09-17 2016-03-24 東レ株式会社 反射フィルムおよびそれを用いたエッジライト型バックライトユニット
CN110199223A (zh) * 2017-01-31 2019-09-03 日东电工株式会社 导光板式液晶显示器用光学片、导光板式液晶显示器用背光单元、以及导光板式液晶显示器

Also Published As

Publication number Publication date
KR20220159973A (ko) 2022-12-05
EP4130561A1 (en) 2023-02-08
JPWO2021193789A1 (https=) 2021-09-30
EP4130561A4 (en) 2024-03-20
US11994709B2 (en) 2024-05-28
US20230152509A1 (en) 2023-05-18
WO2021193789A1 (ja) 2021-09-30
JP7389228B2 (ja) 2023-11-29
TW202141094A (zh) 2021-11-01
TWI900549B (zh) 2025-10-11
KR102861239B1 (ko) 2025-09-17

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