TW201227017A - Manufacturing method for light-guide plate - Google Patents

Manufacturing method for light-guide plate Download PDF

Info

Publication number
TW201227017A
TW201227017A TW100138717A TW100138717A TW201227017A TW 201227017 A TW201227017 A TW 201227017A TW 100138717 A TW100138717 A TW 100138717A TW 100138717 A TW100138717 A TW 100138717A TW 201227017 A TW201227017 A TW 201227017A
Authority
TW
Taiwan
Prior art keywords
guide plate
light guide
light
dot pattern
diffusion
Prior art date
Application number
TW100138717A
Other languages
English (en)
Chinese (zh)
Inventor
Yasuhiro Sekiguchi
Yujiro Kawaguchi
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of TW201227017A publication Critical patent/TW201227017A/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
    • G02B6/0033—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)
  • Planar Illumination Modules (AREA)
  • Light Guides In General And Applications Therefor (AREA)
TW100138717A 2010-10-25 2011-10-25 Manufacturing method for light-guide plate TW201227017A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010238347 2010-10-25

Publications (1)

Publication Number Publication Date
TW201227017A true TW201227017A (en) 2012-07-01

Family

ID=45993796

Family Applications (1)

Application Number Title Priority Date Filing Date
TW100138717A TW201227017A (en) 2010-10-25 2011-10-25 Manufacturing method for light-guide plate

Country Status (3)

Country Link
JP (1) JP2012109235A (ja)
TW (1) TW201227017A (ja)
WO (1) WO2012057088A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6174866B2 (ja) * 2013-02-26 2017-08-02 ローム株式会社 導光体、線状光源ユニット、画像読取装置、ドキュメントスキャナ
EP3890299A1 (en) 2020-04-03 2021-10-06 Vestel Elektronik Sanayi ve Ticaret A.S. Camera unit having a light guide plate

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3136189B2 (ja) * 1992-05-20 2001-02-19 オーツタイヤ株式会社 導光板におけるドットパターン作成方法
JPH0968614A (ja) * 1995-08-31 1997-03-11 Rohm Co Ltd 面照明装置および面照明装置用導光板の製造方法
JP2001034210A (ja) * 1999-07-21 2001-02-09 Nippon Sheet Glass Co Ltd 平面表示灯および光散乱体パターンの形成方法
JP3982560B2 (ja) * 2001-05-22 2007-09-26 日亜化学工業株式会社 面発光装置の導光板
JP2005202244A (ja) * 2004-01-16 2005-07-28 Taesan Lcd Co Ltd Ｌｃｄ用バックライトユニットのディザリングを利用した導光板パターンの設計方法
KR100493141B1 (ko) * 2004-11-15 2005-06-02 아이에스하이텍 주식회사 도광판 패턴의 자동화된 설계 방법 및 그 시스템
JP5339773B2 (ja) * 2008-05-08 2013-11-13 株式会社ジャパンディスプレイ 液晶表示装置

Also Published As

Publication number Publication date
WO2012057088A1 (ja) 2012-05-03
JP2012109235A (ja) 2012-06-07

Similar Documents

Publication Publication Date Title
TWI309323B (en) Backlight unit and lcd display apparatus using the same
KR101556610B1 (ko) 광학시트 및 이를 갖는 표시장치
TWI235807B (en) Light guiding board, and lighting device, plane light source device and display device using the light guiding board
US7588365B2 (en) Method of manufacturing light guide plate, light guide plate, backlight unit with the light guide plate and display apparatus having the same
KR100657914B1 (ko) 프리즘 시트 및 이를 채용한 백라이트 유니트
CN101025517B (zh) 背光模组
KR101257831B1 (ko) 광학 막, 광학 막을 포함하는 배광모듈 및 액정 모니터
TWI334507B (en) Light guide plate and backlight device
US8408777B2 (en) Planar illumination device
US10338302B2 (en) Light source device
JP4779893B2 (ja) 面光源装置と透過型表示装置
JP2013016472A (ja) 導光板
JP2013206834A (ja) 導光体を用いた照明ユニット及びこれを備えた表示装置
JP5322630B2 (ja) 照明装置
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
TW200521572A (en) Light guide body, lighting device, liquid crystal display device, and electronic device
JP2008310259A (ja) 光路偏向板、面光源装置及び透過型画像表示装置
TW201227017A (en) Manufacturing method for light-guide plate
JP2012079460A (ja) 隠蔽レンズシートを用いた照明ユニット及びこれを備えた表示装置
JP4894019B2 (ja) 光学ユニット、バックライト装置、液晶モジュール、及び液晶ディスプレイ
WO2012099123A1 (ja) 導光板、面光源装置及び透過型画像表示装置
JP5170273B2 (ja) 面光源装置と透過型表示装置
JP2012032537A (ja) 光偏向板、面光源装置及び透過型画像表示装置
TW200535519A (en) Light guide for use in planar light source device, method for manufacturing the same and planar light source device
TWI465778B (zh) A light control panel, a surface light source device, and a transmission type image display device