KR20120120935A - 도광판 및 도광판의 제조 방법 - Google Patents

도광판 및 도광판의 제조 방법 Download PDF

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Publication number
KR20120120935A
KR20120120935A KR1020127019476A KR20127019476A KR20120120935A KR 20120120935 A KR20120120935 A KR 20120120935A KR 1020127019476 A KR1020127019476 A KR 1020127019476A KR 20127019476 A KR20127019476 A KR 20127019476A KR 20120120935 A KR20120120935 A KR 20120120935A
Authority
KR
South Korea
Prior art keywords
light
guide plate
coating
light guide
diffusion
Prior art date
Application number
KR1020127019476A
Other languages
English (en)
Korean (ko)
Inventor
류이치 이와카와
오사무 요시무라
오사무 신지
도요히데 소노다
요우지 오노
Original Assignee
가부시키가이샤 구라레
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 가부시키가이샤 구라레 filed Critical 가부시키가이샤 구라레
Publication of KR20120120935A publication Critical patent/KR20120120935A/ko

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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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
    • 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
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • 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
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • 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
    • 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
    • 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
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
KR1020127019476A 2010-02-26 2010-02-26 도광판 및 도광판의 제조 방법 KR20120120935A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2010/001335 WO2011104765A1 (ja) 2010-02-26 2010-02-26 導光板及び導光板の製造方法

Publications (1)

Publication Number Publication Date
KR20120120935A true KR20120120935A (ko) 2012-11-02

Family

ID=44506215

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020127019476A KR20120120935A (ko) 2010-02-26 2010-02-26 도광판 및 도광판의 제조 방법

Country Status (5)

Country Link
JP (1) JP5436655B2 (zh)
KR (1) KR20120120935A (zh)
CN (1) CN102770704A (zh)
TW (1) TWI464462B (zh)
WO (1) WO2011104765A1 (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013152785A (ja) * 2012-01-24 2013-08-08 Mutoh Industries Ltd 導光板作成方法及び装置
JP2013167780A (ja) * 2012-02-16 2013-08-29 Muto Kogyo Kk 液晶ｔｖ用導光板作成方法及び装置
JP5909399B2 (ja) * 2012-03-30 2016-04-26 武藤工業株式会社 導光板作成方法及び装置
US20160070052A1 (en) * 2013-06-10 2016-03-10 Sharp Kabushiki Kaisha Light guide body and planar light-emission device provided with same
CN104459868A (zh) * 2013-09-24 2015-03-25 陈蕾 导光板及其制备方法、背光源led模组、显示器和面板灯
CN106405720A (zh) * 2016-06-21 2017-02-15 合肥惠科金扬科技有限公司 导光板、导光板制作方法及背光模组、显示装置
CN106249481B (zh) * 2016-09-18 2020-05-05 青岛海信电器股份有限公司 一种背光模组及导光板的制备方法
JP7459884B2 (ja) 2020-01-31 2024-04-02 Ａｇｃ株式会社 光源付き照明体
RS20220432A1 (sr) * 2022-05-10 2023-11-30 Mandic Zeljko Svetlosno emitujući polimerni film i postupak njegovog formiranja
CN115895007B (zh) * 2022-12-17 2023-08-08 常熟卓辉光电科技股份有限公司 一种导光板及其制造方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57128383A (en) * 1981-02-02 1982-08-09 Mitsubishi Electric Corp Surface lighting apparatus
JPH03265889A (ja) * 1990-03-16 1991-11-26 Asahi Chem Ind Co Ltd 表示体用光源装置
JPH0780956A (ja) * 1993-09-16 1995-03-28 Nissha Printing Co Ltd 光散乱材の製造方法
JP2001141932A (ja) * 1999-11-15 2001-05-25 Nitto Denko Corp 偏光導光板及び偏光面光源
JP2005044744A (ja) * 2003-07-25 2005-02-17 Clariant Internatl Ltd 面光源装置
US20050208225A1 (en) * 2004-03-19 2005-09-22 Konica Minolta Photo Imaging, Inc. Coating apparatus and coating method
JP4716754B2 (ja) * 2005-02-25 2011-07-06 三菱レイヨン株式会社 面光源装置及びそれに用いる導光体及びその製造方法
JP2006251589A (ja) * 2005-03-14 2006-09-21 Nitto Denko Corp 光学素子及びこれを用いた偏光面光源並びにこれを用いた表示装置
JP2007010707A (ja) * 2005-06-28 2007-01-18 Seiko Epson Corp 光学シートの製造方法、光学シート、バックライトユニット、表示装置、電子機器
JP2007304219A (ja) * 2006-05-09 2007-11-22 Keiwa Inc 光学シート用基材フィルム、光学シート及び液晶表示モジュール
JP4996154B2 (ja) * 2006-07-18 2012-08-08 アバゴ・テクノロジーズ・イーシービーユー・アイピー（シンガポール）プライベート・リミテッド 面発光体
JP2009031570A (ja) * 2007-07-27 2009-02-12 Tamura Seisakusho Co Ltd 発光標示装置
JP4412425B2 (ja) * 2007-08-28 2010-02-10 Ｄｉｃ株式会社 プリズムシート、それを用いたバックライトユニットおよび液晶表示装置

Also Published As

Publication number Publication date
WO2011104765A1 (ja) 2011-09-01
JPWO2011104765A1 (ja) 2013-06-17
CN102770704A (zh) 2012-11-07
TW201129832A (en) 2011-09-01
JP5436655B2 (ja) 2014-03-05
TWI464462B (zh) 2014-12-11

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