TW200609618A - Light control sheet and surface light source using it - Google Patents

Light control sheet and surface light source using it

Info

Publication number
TW200609618A
TW200609618A TW094111047A TW94111047A TW200609618A TW 200609618 A TW200609618 A TW 200609618A TW 094111047 A TW094111047 A TW 094111047A TW 94111047 A TW94111047 A TW 94111047A TW 200609618 A TW200609618 A TW 200609618A
Authority
TW
Taiwan
Prior art keywords
light diffusing
prism sheet
sheet
smooth
control sheet
Prior art date
Application number
TW094111047A
Other languages
English (en)
Chinese (zh)
Other versions
TWI366718B (https=
Inventor
Yasumaro Toshima
Susumu Kurishima
Original Assignee
Kimoto Kk
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 Kimoto Kk filed Critical Kimoto Kk
Publication of TW200609618A publication Critical patent/TW200609618A/zh
Application granted granted Critical
Publication of TWI366718B publication Critical patent/TWI366718B/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • 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
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G02B5/0226—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures having particles on the surface
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Laminated Bodies (AREA)
TW094111047A 2004-04-09 2005-04-07 Light control sheet and surface light source using it TW200609618A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004115443 2004-04-09

Publications (2)

Publication Number Publication Date
TW200609618A true TW200609618A (en) 2006-03-16
TWI366718B TWI366718B (https=) 2012-06-21

Family

ID=35125211

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094111047A TW200609618A (en) 2004-04-09 2005-04-07 Light control sheet and surface light source using it

Country Status (7)

Country Link
US (1) US7535642B2 (https=)
EP (1) EP1734384A4 (https=)
JP (1) JP4695071B2 (https=)
KR (1) KR101072036B1 (https=)
CN (1) CN100472242C (https=)
TW (1) TW200609618A (https=)
WO (1) WO2005098485A1 (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20061203A1 (it) * 2006-06-22 2007-12-23 X X
JP2008096820A (ja) * 2006-10-13 2008-04-24 Three M Innovative Properties Co 光学フィルム及びその製造方法
US20100097824A1 (en) * 2007-03-22 2010-04-22 Kimoto Co., Ltd. Backlight unit and member
CN101393280A (zh) * 2007-09-17 2009-03-25 鸿富锦精密工业（深圳）有限公司 背光模组及其棱镜片
JP5412287B2 (ja) * 2007-09-26 2014-02-12 株式会社きもと 光拡散フィルムおよびそれを用いた光源装置
US20100265739A1 (en) * 2008-01-24 2010-10-21 Yohei Funabashi Light-diffusing sheet and backlight device using same
JP2009223198A (ja) * 2008-03-18 2009-10-01 Sumitomo Chemical Co Ltd 輝度向上フィルム積層光拡散板及びその製造方法
KR101084186B1 (ko) * 2010-01-14 2011-11-17 삼성모바일디스플레이주식회사 백라이트 유니트 및 이를 채용한 디스플레이 모듈
US8469573B2 (en) * 2010-02-12 2013-06-25 Chi Lin Optoelectronics Co., Ltd. Light guide plate and back light module having the same
KR101090495B1 (ko) 2010-12-09 2011-12-06 도레이첨단소재 주식회사 발광다이오드용 광확산 필름
JP5635451B2 (ja) * 2011-05-25 2014-12-03 富士フイルム株式会社 導光板、面状照明装置および導光板の製造方法
US10126485B2 (en) 2014-05-21 2018-11-13 Samsung Electronics Co., Ltd. Optical film and lighting and display products including same
JP6696710B2 (ja) * 2015-11-24 2020-05-20 スタンレー電気株式会社 下向きプリズム光学シートの製造方法
KR20200103816A (ko) * 2018-01-08 2020-09-02 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광학 필름 조립체

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JP2550614B2 (ja) * 1987-10-26 1996-11-06 東レ株式会社 フッ素系グラフト重合体硬化性組成物
US5053461A (en) * 1988-08-31 1991-10-01 Mitsubishi Rayon Co., Ltd. Preparation method of comb copolymer, acrylic comb copolymer, and impact resistant resin composition
AU1568292A (en) * 1991-02-28 1992-10-06 E.I. Du Pont De Nemours And Company Photosensitive compositions containing comb polymer binders
JP3543874B2 (ja) * 1995-06-26 2004-07-21 東亞合成株式会社 水性樹脂分散体の製造方法
CN1099606C (zh) * 1995-08-22 2003-01-22 大日本印刷株式会社 光学部件用电离性射线固化型树脂组合物、光学部件及面光源
JP4125467B2 (ja) 1999-04-08 2008-07-30 三菱レイヨン株式会社 面光源素子およびレンズシート
US6287743B1 (en) * 1999-09-09 2001-09-11 Eastman Kodak Company Imaging material with smooth cellulose base
JP2001235606A (ja) * 1999-12-13 2001-08-31 Sumitomo Chem Co Ltd 反射機能及び透過機能を有する光学部材
CN100549055C (zh) * 2000-01-11 2009-10-14 西巴特殊化学品控股有限公司 来自原子转移自由基聚合的大分子单体的梳形聚合物
JP4384333B2 (ja) * 2000-04-24 2009-12-16 株式会社サンエー化研 表面保護フィルム
JP2001305770A (ja) 2000-04-26 2001-11-02 Minolta Co Ltd 電子写真感光体
JP2002182013A (ja) * 2000-12-12 2002-06-26 Toray Ind Inc 積層光拡散性フィルム
JP5054872B2 (ja) * 2001-02-22 2012-10-24 恵和株式会社 光拡散シート及びこれを用いたバックライトユニット
JP2002324420A (ja) * 2001-04-18 2002-11-08 Internatl Business Mach Corp <Ibm> 面状光源装置、表示装置、及び、反射シート
JP2003020445A (ja) * 2001-05-02 2003-01-24 Bridgestone Corp ゴルフボール用クリヤーペイント及びゴルフボール
US20030083158A1 (en) 2001-05-02 2003-05-01 Bridgestone Corporation Clear paint for golf balls and golf ball
JP2002372607A (ja) * 2001-06-15 2002-12-26 Daicel Chem Ind Ltd 透過型光拡散層
JP3940281B2 (ja) * 2001-09-28 2007-07-04 株式会社きもと 光拡散性シート
KR100951285B1 (ko) * 2002-03-06 2010-04-02 키모토 컴파니 리미티드 광확산 시이트 및 면 광원소자
JP2003344982A (ja) 2002-05-29 2003-12-03 Nippon Paper Industries Co Ltd 写真乳剤面保護層転写シート及び写真乳剤面保護層の形成方法並びに保護層付きフォトマスク
US20040023122A1 (en) * 2002-08-01 2004-02-05 Felder Thomas C. Optical element resistant to pressure-induced defects
KR100888777B1 (ko) * 2002-09-14 2009-03-13 삼성전자주식회사 액정 표시 장치

Also Published As

Publication number Publication date
EP1734384A1 (en) 2006-12-20
KR101072036B1 (ko) 2011-10-10
EP1734384A4 (en) 2010-10-20
JP4695071B2 (ja) 2011-06-08
WO2005098485A1 (ja) 2005-10-20
JPWO2005098485A1 (ja) 2008-02-28
TWI366718B (https=) 2012-06-21
US7535642B2 (en) 2009-05-19
KR20070015419A (ko) 2007-02-02
US20070273975A1 (en) 2007-11-29
CN1947038A (zh) 2007-04-11
CN100472242C (zh) 2009-03-25

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Legal Events

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