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TW201129832A - Light-guiding plate and method for manufacturing light-guiding plate - Google Patents

Light-guiding plate and method for manufacturing light-guiding plate

Info

Publication number
TW201129832A
TW201129832A TW099106930A TW99106930A TW201129832A TW 201129832 A TW201129832 A TW 201129832A TW 099106930 A TW099106930 A TW 099106930A TW 99106930 A TW99106930 A TW 99106930A TW 201129832 A TW201129832 A TW 201129832A
Authority
TW
Taiwan
Prior art keywords
light
guiding plate
manufacturing
congregates
coating
Prior art date
Application number
TW099106930A
Other languages
English (en)
Other versions
TWI464462B (zh
Inventor
Ryuichi Iwakawa
Osamu Yoshimura
Osamu Shinji
Toyohide Sonoda
Youji Ono
Original Assignee
Kuraray Co
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 Kuraray Co filed Critical Kuraray Co
Publication of TW201129832A publication Critical patent/TW201129832A/zh
Application granted granted Critical
Publication of TWI464462B publication Critical patent/TWI464462B/zh

Links

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
    • G02B6/0035—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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Nonlinear Science (AREA)
  • Planar Illumination Modules (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Elements Other Than Lenses (AREA)
TW099106930A 2010-02-26 2010-03-10 導光板及導光板之製造方法 TWI464462B (zh)

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 (2)

Publication Number Publication Date
TW201129832A true TW201129832A (en) 2011-09-01
TWI464462B TWI464462B (zh) 2014-12-11

Family

ID=44506215

Family Applications (1)

Application Number Title Priority Date Filing Date
TW099106930A TWI464462B (zh) 2010-02-26 2010-03-10 導光板及導光板之製造方法

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)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI479208B (zh) * 2012-02-16 2015-04-01 Mutoh Ind Ltd Method and device for making light guide plate for LCD TV
TWI490567B (zh) * 2012-03-30 2015-07-01 Mutoh Ind Ltd Light guide plate making method and device
TWI490566B (zh) * 2012-01-24 2015-07-01 Mutoh Ind Ltd Light guide plate making method and device

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014199676A1 (ja) * 2013-06-10 2014-12-18 シャープ株式会社 導光体及びそれを備えた面状発光装置
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
WO2021153496A1 (ja) * 2020-01-31 2021-08-05 Ａｇｃ株式会社 光源付き照明体
CN114620949A (zh) * 2020-12-14 2022-06-14 伯恩光学(惠州)有限公司 一种无蚀刻渐变防眩盖板加工工艺
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
CN116533571B (zh) * 2023-05-30 2025-07-22 东莞市现代精工实业有限公司 一种导光板制备工艺
DE102023130350A1 (de) * 2023-11-02 2025-05-08 FPT Robotik GmbH & Co. KG Lichtleitendes Substrat mit einer Lichtauskoppelstruktur

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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
CN101796437B (zh) * 2007-08-28 2014-03-19 Dic株式会社 棱镜片、采用该棱镜片的背光单元及液晶显示装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI490566B (zh) * 2012-01-24 2015-07-01 Mutoh Ind Ltd Light guide plate making method and device
TWI479208B (zh) * 2012-02-16 2015-04-01 Mutoh Ind Ltd Method and device for making light guide plate for LCD TV
TWI490567B (zh) * 2012-03-30 2015-07-01 Mutoh Ind Ltd Light guide plate making method and device

Also Published As

Publication number Publication date
JP5436655B2 (ja) 2014-03-05
TWI464462B (zh) 2014-12-11
WO2011104765A1 (ja) 2011-09-01
JPWO2011104765A1 (ja) 2013-06-17
KR20120120935A (ko) 2012-11-02
CN102770704A (zh) 2012-11-07

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees