DE602005012150D1 - Helligkeitsverbesserungsartikel - Google Patents

Helligkeitsverbesserungsartikel

Info

Publication number
DE602005012150D1
DE602005012150D1 DE602005012150T DE602005012150T DE602005012150D1 DE 602005012150 D1 DE602005012150 D1 DE 602005012150D1 DE 602005012150 T DE602005012150 T DE 602005012150T DE 602005012150 T DE602005012150 T DE 602005012150T DE 602005012150 D1 DE602005012150 D1 DE 602005012150D1
Authority
DE
Germany
Prior art keywords
pair
included angle
prism facets
brightness improvement
article
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE602005012150T
Other languages
English (en)
Inventor
Leland R Whitney
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties 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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of DE602005012150D1 publication Critical patent/DE602005012150D1/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Cosmetics (AREA)
  • Confectionery (AREA)
  • Planar Illumination Modules (AREA)
DE602005012150T 2004-12-30 2005-12-01 Helligkeitsverbesserungsartikel Expired - Fee Related DE602005012150D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/027,172 US7384173B2 (en) 2004-12-30 2004-12-30 Brightness enhancement article
PCT/US2005/043738 WO2006073644A1 (en) 2004-12-30 2005-12-01 Brightness enhancement article

Publications (1)

Publication Number Publication Date
DE602005012150D1 true DE602005012150D1 (de) 2009-02-12

Family

ID=36168575

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005012150T Expired - Fee Related DE602005012150D1 (de) 2004-12-30 2005-12-01 Helligkeitsverbesserungsartikel

Country Status (9)

Country Link
US (1) US7384173B2 (de)
EP (1) EP1831754B1 (de)
JP (1) JP2008527409A (de)
KR (1) KR20070090981A (de)
CN (1) CN101095076A (de)
AT (1) ATE419555T1 (de)
DE (1) DE602005012150D1 (de)
TW (1) TW200628928A (de)
WO (1) WO2006073644A1 (de)

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KR20070103544A (ko) * 2006-04-19 2007-10-24 삼성전자주식회사 액정 표시 장치 및 그에 사용되는 프리즘 시트
EP2065736B1 (de) * 2006-08-09 2020-09-30 Tokyo University of Science Educational Foundation Administrative Organization Antireflexstrukturkörper, verfahren zu seiner herstellung und verfahren zur herstellung eines optischen bauteils
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US7527407B2 (en) * 2006-11-28 2009-05-05 Gamma Optical Co., Ltd. Optic film and backlight module using same
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TWI390249B (zh) * 2008-06-02 2013-03-21 Young Lighting Technology Inc 光學膜與使用其之背光模組
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DE212009000144U1 (de) * 2009-01-20 2012-01-16 Shenzhen Aoto Electronics Co., Ltd. Schutzmaske für LED-Anzeigebildschirm
US8905610B2 (en) 2009-01-26 2014-12-09 Flex Lighting Ii, Llc Light emitting device comprising a lightguide film
TW201033647A (en) * 2009-03-10 2010-09-16 Ind Tech Res Inst Composite optical film and flat light source module
JP4873099B2 (ja) 2009-03-31 2012-02-08 凸版印刷株式会社 Ｅｌパネル及びそれを用いた照明装置及び表示装置
KR101112972B1 (ko) * 2009-07-10 2012-03-13 주식회사 상보 다중 곡률을 갖는 광학시트
TW201106057A (en) * 2009-08-14 2011-02-16 Coretronic Corp Lighting condensing film, backlight module and liquid crystal display
EP2309316A1 (de) * 2009-10-09 2011-04-13 Bayer MaterialScience AG LED-Beleuchtungseinheit mit strukturierter Streufolie
US8794799B2 (en) * 2009-10-30 2014-08-05 Dai Nippon Printing Co., Ltd. Optical sheet, surface light source device and transmission-type display device
US9651729B2 (en) 2010-04-16 2017-05-16 Flex Lighting Ii, Llc Reflective display comprising a frontlight with extraction features and a light redirecting optical element
CN102906489B (zh) * 2010-05-31 2015-05-06 大日本印刷株式会社 导光板、面光源装置以及显示装置
TWI439735B (zh) * 2010-07-01 2014-06-01 Entire Technology Co Ltd 柱狀透鏡陣列之裝置及其背光模組
CN102338345B (zh) * 2010-07-20 2013-10-16 颖台科技股份有限公司 柱状透镜组装置及其使用的背光模块
JP2012108213A (ja) * 2010-11-16 2012-06-07 Koito Mfg Co Ltd 再帰反射鏡及びその製造方法
KR20120078503A (ko) * 2010-12-31 2012-07-10 코오롱인더스트리 주식회사 집광형 광학 시트
JP5789134B2 (ja) * 2011-06-16 2015-10-07 株式会社ジャパンディスプレイ 照明装置、表示装置及び液晶表示装置
US9421682B2 (en) 2011-07-18 2016-08-23 Black & Decker Inc. Multi-head power tool with reverse lock-out capability
CN102540294B (zh) * 2012-02-03 2016-01-13 北京康得新复合材料股份有限公司 一种增光膜
KR101852659B1 (ko) * 2012-03-15 2018-04-26 소켄 케미칼 앤드 엔지니어링 캄파니, 리미티드 반사 방지 필름
JP5900112B2 (ja) * 2012-03-30 2016-04-06 大日本印刷株式会社 防眩シート、防眩シートの製造方法、防眩シートを成型するための金型、及び金型の製造方法
US11009646B2 (en) 2013-03-12 2021-05-18 Azumo, Inc. Film-based lightguide with interior light directing edges in a light mixing region
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CN104344331A (zh) * 2013-07-26 2015-02-11 通用电气照明解决方案有限责任公司 改善的侧光式面板保护层
WO2015086850A1 (en) 2013-12-15 2015-06-18 Vkr Holding A/S Skylight with sunlight pivot
CN103712155B (zh) * 2013-12-24 2017-11-03 京东方科技集团股份有限公司 灯罩、背光模组和显示装置
TW201541124A (zh) * 2014-04-22 2015-11-01 Beautylight Optronics Co Ltd 光學膜片
TW201544852A (zh) * 2014-05-22 2015-12-01 Beautylight Optronics Co Ltd 光學膜片
CN113917585A (zh) 2014-10-23 2022-01-11 康宁股份有限公司 光漫射部件和制造光漫射部件的方法
JP2017084559A (ja) * 2015-10-27 2017-05-18 ミネベアミツミ株式会社 プリズムシートおよび面状照明装置
CN105334669B (zh) * 2015-12-09 2018-12-28 青岛海信电器股份有限公司 一种背光模组和液晶显示设备
CN107741611A (zh) * 2017-11-10 2018-02-27 凯鑫森(上海)功能性薄膜产业有限公司 棱镜片及背光模组
CN113272693B (zh) 2018-08-30 2023-06-13 阿祖莫公司 具有角度变化的漫射膜的基于膜的前光源
CN113678035B (zh) 2019-01-03 2024-10-18 阿祖莫公司 包括产生多个照明峰值的光导和光转向膜的反射型显示器
CN111435204A (zh) * 2019-06-28 2020-07-21 宁波激智科技股份有限公司 一种四棱台增亮膜及其制备方法
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Also Published As

Publication number Publication date
EP1831754A1 (de) 2007-09-12
JP2008527409A (ja) 2008-07-24
CN101095076A (zh) 2007-12-26
ATE419555T1 (de) 2009-01-15
KR20070090981A (ko) 2007-09-06
EP1831754B1 (de) 2008-12-31
TW200628928A (en) 2006-08-16
WO2006073644A1 (en) 2006-07-13
US20060146571A1 (en) 2006-07-06
US7384173B2 (en) 2008-06-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee