WO2009005062A1 - 導光部材、該導光部材を用いた光源装置、該導光部材を用いた照明装置、及び該導光部材を用いた導光方法 - Google Patents

導光部材、該導光部材を用いた光源装置、該導光部材を用いた照明装置、及び該導光部材を用いた導光方法 Download PDF

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Publication number
WO2009005062A1
WO2009005062A1 PCT/JP2008/061912 JP2008061912W WO2009005062A1 WO 2009005062 A1 WO2009005062 A1 WO 2009005062A1 JP 2008061912 W JP2008061912 W JP 2008061912W WO 2009005062 A1 WO2009005062 A1 WO 2009005062A1
Authority
WO
WIPO (PCT)
Prior art keywords
photoconductive member
light
device employing
employing
light source
Prior art date
Application number
PCT/JP2008/061912
Other languages
English (en)
French (fr)
Inventor
Masaaki Hanano
Shinya Sakaida
Hirokazu Nakagawa
Shoji Yamamoto
Original Assignee
Sharp Kabushiki Kaisha
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 Sharp Kabushiki Kaisha filed Critical Sharp Kabushiki Kaisha
Publication of WO2009005062A1 publication Critical patent/WO2009005062A1/ja

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
    • G02B6/0033—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
    • G02B6/0045—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 by shaping at least a portion of the light guide
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped 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
    • G02B6/0013—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
    • G02B6/0018—Redirecting means 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
    • 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0073—Light emitting diode [LED]
    • 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
    • G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
    • G02B6/0086—Positioning aspects
    • G02B6/009—Positioning aspects of the light source in the package

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Planar Illumination Modules (AREA)

Abstract

　導光部材（１）は、光源（２）からの光を入射部（１１）から導光して全反射させ、かつその全反射させた光をさらに反射面にて反射させて出射する曲面部（１２ａ）を備えてなる。これにより、曲面部（従来の形状部に相当する部分）においても光を出射可能に形成し、出射方向の面全体で出射可能とした導光部材、該導光部材を用いた光源装置、該導光部材を用いた照明装置、及び該導光部材を用いた導光方法を提供する。
PCT/JP2008/061912 2007-07-02 2008-07-01 導光部材、該導光部材を用いた光源装置、該導光部材を用いた照明装置、及び該導光部材を用いた導光方法 WO2009005062A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-174446 2007-07-02
JP2007174446A JP4393537B2 (ja) 2007-07-02 2007-07-02 導光部材、該導光部材を用いた照明装置、及び導光方法

Publications (1)

Publication Number Publication Date
WO2009005062A1 true WO2009005062A1 (ja) 2009-01-08

Family

ID=40226107

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/061912 WO2009005062A1 (ja) 2007-07-02 2008-07-01 導光部材、該導光部材を用いた光源装置、該導光部材を用いた照明装置、及び該導光部材を用いた導光方法

Country Status (2)

Country Link
JP (1) JP4393537B2 (ja)
WO (1) WO2009005062A1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130126009A (ko) * 2012-05-10 2013-11-20 엘지이노텍 주식회사 조명 장치
JP2015179571A (ja) * 2014-03-18 2015-10-08 株式会社東芝 導光体および照明装置
US9786822B2 (en) 2011-03-06 2017-10-10 Mordehai MARGALIT Light emitting diode package and method of manufacture

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4841513B2 (ja) * 2007-07-20 2011-12-21 シャープ株式会社 照明装置
WO2010001653A1 (ja) * 2008-07-03 2010-01-07 シャープ株式会社 導光体ユニット、面光源装置、および液晶表示装置
JP2010170373A (ja) * 2009-01-23 2010-08-05 Sumitomo Electric Ind Ltd 灯器、交通信号灯器、及び灯器の反射防止ユニット
JP2011187285A (ja) * 2010-03-08 2011-09-22 Toshiba Corp 発光装置
JP5179563B2 (ja) * 2010-12-21 2013-04-10 レノボ・シンガポール・プライベート・リミテッド 照明構造、照明方法および携帯式コンピュータ
JP5291223B2 (ja) * 2012-04-23 2013-09-18 株式会社エス・ケー・ジー 照明装置
JP5842117B2 (ja) * 2012-09-05 2016-01-13 パナソニックＩｐマネジメント株式会社 照明装置
GB201503487D0 (en) * 2015-03-02 2015-04-15 Buster & Punch Ltd Light Bulb
JP2016212966A (ja) * 2015-04-30 2016-12-15 株式会社リコー 照明灯、照明装置、及び点灯制御回路
JP6754242B2 (ja) * 2016-07-26 2020-09-09 シーシーエス株式会社 照明装置
JP2018037415A (ja) * 2017-11-07 2018-03-08 株式会社東芝 照明装置
CA197092S (en) 2020-01-30 2022-01-19 Buster & Punch Ltd Light fitting
USD979104S1 (en) 2020-02-28 2023-02-21 Buster And Punch Limited Light fitting
USD987859S1 (en) 2021-02-25 2023-05-30 Buster And Punch Limited Light bulb
USD987860S1 (en) 2021-02-25 2023-05-30 Buster And Punch Limited Light bulb

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09160032A (ja) * 1995-12-12 1997-06-20 Omron Corp 照明装置、並びに当該照明装置を用いた液晶表示装置、携帯端末機器、車載用機器及び光学的認識装置
JP2001183991A (ja) * 1999-12-27 2001-07-06 Matsushita Electric Ind Co Ltd 液晶用バックライト構造
JP2002268572A (ja) * 2001-03-06 2002-09-20 Citizen Electronics Co Ltd 表示用照明装置
JP2002298629A (ja) * 2001-03-30 2002-10-11 Nichia Chem Ind Ltd 発光装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09160032A (ja) * 1995-12-12 1997-06-20 Omron Corp 照明装置、並びに当該照明装置を用いた液晶表示装置、携帯端末機器、車載用機器及び光学的認識装置
JP2001183991A (ja) * 1999-12-27 2001-07-06 Matsushita Electric Ind Co Ltd 液晶用バックライト構造
JP2002268572A (ja) * 2001-03-06 2002-09-20 Citizen Electronics Co Ltd 表示用照明装置
JP2002298629A (ja) * 2001-03-30 2002-10-11 Nichia Chem Ind Ltd 発光装置

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9786822B2 (en) 2011-03-06 2017-10-10 Mordehai MARGALIT Light emitting diode package and method of manufacture
KR20130126009A (ko) * 2012-05-10 2013-11-20 엘지이노텍 주식회사 조명 장치
CN104285094A (zh) * 2012-05-10 2015-01-14 Lg伊诺特有限公司 照明装置
JP2015520920A (ja) * 2012-05-10 2015-07-23 エルジー イノテック カンパニー リミテッド 照明装置
US10001596B2 (en) 2012-05-10 2018-06-19 Lg Innotek Co., Ltd. Lighting device
KR101981717B1 (ko) * 2012-05-10 2019-05-24 엘지이노텍 주식회사 조명 장치
JP2015179571A (ja) * 2014-03-18 2015-10-08 株式会社東芝 導光体および照明装置

Also Published As

Publication number Publication date
JP2009016087A (ja) 2009-01-22
JP4393537B2 (ja) 2010-01-06

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