KR101465289B1 - 면 광원 장치 - Google Patents

면 광원 장치 Download PDF

Info

Publication number
KR101465289B1
KR101465289B1 KR1020107006061A KR20107006061A KR101465289B1 KR 101465289 B1 KR101465289 B1 KR 101465289B1 KR 1020107006061 A KR1020107006061 A KR 1020107006061A KR 20107006061 A KR20107006061 A KR 20107006061A KR 101465289 B1 KR101465289 B1 KR 101465289B1
Authority
KR
South Korea
Prior art keywords
light
guide plate
light source
light guide
diffusion layer
Prior art date
Application number
KR1020107006061A
Other languages
English (en)
Korean (ko)
Other versions
KR20100074147A (ko
Inventor
미노루 시미즈
요시야 구라찌
Original Assignee
미쯔비시 레이온 가부시끼가이샤
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 미쯔비시 레이온 가부시끼가이샤 filed Critical 미쯔비시 레이온 가부시끼가이샤
Publication of KR20100074147A publication Critical patent/KR20100074147A/ko
Application granted granted Critical
Publication of KR101465289B1 publication Critical patent/KR101465289B1/ko

Links

Images

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
    • G02B6/004—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
    • 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
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)
KR1020107006061A 2007-08-22 2008-04-23 면 광원 장치 KR101465289B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007216127 2007-08-22
JPJP-P-2007-216127 2007-08-22
PCT/JP2008/057820 WO2009025103A1 (ja) 2007-08-22 2008-04-23 面光源装置

Publications (2)

Publication Number Publication Date
KR20100074147A KR20100074147A (ko) 2010-07-01
KR101465289B1 true KR101465289B1 (ko) 2014-11-26

Family

ID=40378012

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020107006061A KR101465289B1 (ko) 2007-08-22 2008-04-23 면 광원 장치

Country Status (5)

Country Link
JP (1) JP5097704B2 (ja)
KR (1) KR101465289B1 (ja)
CN (1) CN101836037A (ja)
TW (1) TWI422921B (ja)
WO (1) WO2009025103A1 (ja)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101087244B1 (ko) * 2009-09-29 2011-11-29 엘지디스플레이 주식회사 액정표시장치 및 백라이트유닛
KR101302877B1 (ko) * 2009-11-05 2013-09-05 엘지전자 주식회사 백라이트 유닛
JP2011159435A (ja) * 2010-01-29 2011-08-18 Sumitomo Chemical Co Ltd エッジライト式照明装置
CN102411163B (zh) * 2010-07-23 2013-07-10 颖台科技股份有限公司 导光装置及具有导光装置的背光模块与液晶显示器
CN102411165B (zh) * 2010-07-23 2013-08-07 颖台科技股份有限公司 导光装置及具有该导光装置的背光模组与液晶显示器
WO2012067340A1 (en) * 2010-11-15 2012-05-24 Lg Innotek Co., Ltd. Backlight unit
JP4873674B1 (ja) * 2011-01-22 2012-02-08 株式会社サガラプロセス印刷 スクリーン印刷物
JP2012234083A (ja) * 2011-05-06 2012-11-29 Sumitomo Chemical Co Ltd 導光板の製造方法
CN102914813A (zh) * 2011-08-04 2013-02-06 鸿富锦精密工业（深圳）有限公司 复合型导光板及其制造方法
US20150042902A1 (en) * 2011-09-15 2015-02-12 Sharp Kabushiki Kaisha Lighting device and display system including lighting device
CN102606926A (zh) * 2012-03-14 2012-07-25 昆山市诚泰电气股份有限公司 平板led灯
CN103727454A (zh) * 2012-10-16 2014-04-16 群康科技(深圳)有限公司 导光板、发光模块及显示装置
KR102012744B1 (ko) * 2012-12-17 2019-08-21 엘지이노텍 주식회사 차량용 면조명
CN106687832B (zh) 2014-07-25 2019-12-13 艾弗里丹尼森有限公司 二合一的半透明着色膜
WO2018058297A1 (zh) * 2016-09-27 2018-04-05 深圳市大疆创新科技有限公司 无人飞行器的航行灯和无人飞行器
CN112408160A (zh) * 2020-11-06 2021-02-26 日立电梯（中国）有限公司 照明结构及电梯

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10133022A (ja) * 1996-10-30 1998-05-22 Mitsubishi Chem Corp 面光源装置
JP2002148443A (ja) * 2000-11-08 2002-05-22 Asahi Kasei Corp 面発光体

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000067624A (ja) * 1998-08-13 2000-03-03 Mitsubishi Chemicals Corp 面光源装置
JP2001143513A (ja) * 1999-11-15 2001-05-25 Yuka Denshi Kk 面光源装置及びこれを用いた液晶ディスプレイ装置
JP2004050685A (ja) * 2002-07-22 2004-02-19 Asahi Kasei Chemicals Corp 導光板製造用金属板、それを用いた導光板の製造方法及び導光板

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10133022A (ja) * 1996-10-30 1998-05-22 Mitsubishi Chem Corp 面光源装置
JP2002148443A (ja) * 2000-11-08 2002-05-22 Asahi Kasei Corp 面発光体

Also Published As

Publication number Publication date
CN101836037A (zh) 2010-09-15
JP5097704B2 (ja) 2012-12-12
WO2009025103A1 (ja) 2009-02-26
TW200909941A (en) 2009-03-01
JPWO2009025103A1 (ja) 2010-11-18
TWI422921B (zh) 2014-01-11
KR20100074147A (ko) 2010-07-01

Similar Documents

Publication Publication Date Title
KR101465289B1 (ko) 면 광원 장치
KR101821430B1 (ko) 표시 장치
US8159632B2 (en) Surface light source element and image display apparatus including the same
US7553059B2 (en) Optical sheet, and backlight unit and display using the same
KR100977321B1 (ko) 광 투과성 수지판
KR20090114354A (ko) 확산 시트 및 그것을 이용한 백라이트 유닛
JP2001266626A (ja) 光源装置
KR20090126719A (ko) 광학 부재, 이를 포함하는 백라이트 어셈블리 및 표시장치
JP2010500611A (ja) Ｌｃｄバックライトユニット用集光フィルム及びこれを用いたｌｃｄバックライトユニット
JP2007017941A (ja) 透過率調整部材および面状照明装置、並びにそれを用いた液晶表示装置
KR101077993B1 (ko) 압출인각 방식에 의한 도광판 제조방법
JP2009025438A (ja) 拡散シートおよびそれを用いた直下型バックライトユニット
JP2008108582A (ja) 面光源装置
JP2009123397A (ja) 照明装置及びそれを用いた画像表示装置
JP2007194199A (ja) 面状照明装置及び液晶表示装置
JP2010135220A (ja) 面光源素子およびこれを用いた画像表示装置
JP5301257B2 (ja) 面光源素子およびこれを用いた画像表示装置
JP2007225741A (ja) 光制御シート、面光源装置、透過型表示装置
JP2012103290A (ja) 光学シート、バックライトユニット、および液晶表示装置
KR100877411B1 (ko) 휘도 향상 시트, 이를 포함하는 백라이트 장치, 액정 표시장치 및 그 제조 방법
KR101850428B1 (ko) 광원 모듈, 이를 포함하는 표시장치
JP4170991B2 (ja) 液晶表示装置用面光源素子およびそれを用いた液晶表示装置
JP7135294B2 (ja) 光学シート、面光源装置、映像源ユニット、及び表示装置
JP7244204B2 (ja) 光学シート、面光源装置、映像源ユニット、及び表示装置
JP2007103322A (ja) 照明装置これが備える光制御部材及びこれを用いた画像表示装置

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
LAPS Lapse due to unpaid annual fee