KR20070090982A - 오목한 피라미드형 구조체가 구비된 구조화 표면을 갖는광학 필름 - Google Patents

오목한 피라미드형 구조체가 구비된 구조화 표면을 갖는광학 필름 Download PDF

Info

Publication number
KR20070090982A
KR20070090982A KR1020077014932A KR20077014932A KR20070090982A KR 20070090982 A KR20070090982 A KR 20070090982A KR 1020077014932 A KR1020077014932 A KR 1020077014932A KR 20077014932 A KR20077014932 A KR 20077014932A KR 20070090982 A KR20070090982 A KR 20070090982A
Authority
KR
South Korea
Prior art keywords
optical film
angle
light
optical
sides
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.)
Withdrawn
Application number
KR1020077014932A
Other languages
English (en)
Korean (ko)
Inventor
병수 고
레런드 알. 휘트니
마크 이. 가디너
동원 채
Original Assignee
쓰리엠 이노베이티브 프로퍼티즈 컴파니
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 쓰리엠 이노베이티브 프로퍼티즈 컴파니 filed Critical 쓰리엠 이노베이티브 프로퍼티즈 컴파니
Publication of KR20070090982A publication Critical patent/KR20070090982A/ko
Withdrawn legal-status Critical Current

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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • 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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses

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)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Polarising Elements (AREA)
KR1020077014932A 2004-12-30 2005-12-23 오목한 피라미드형 구조체가 구비된 구조화 표면을 갖는광학 필름 Withdrawn KR20070090982A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/026,872 US7320538B2 (en) 2004-12-30 2004-12-30 Optical film having a structured surface with concave pyramid-shaped structures
US11/026,872 2004-12-30

Publications (1)

Publication Number Publication Date
KR20070090982A true KR20070090982A (ko) 2007-09-06

Family

ID=36102553

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020077014932A Withdrawn KR20070090982A (ko) 2004-12-30 2005-12-23 오목한 피라미드형 구조체가 구비된 구조화 표면을 갖는광학 필름

Country Status (7)

Country Link
US (1) US7320538B2 (enExample)
EP (1) EP1831755A1 (enExample)
JP (1) JP2008527632A (enExample)
KR (1) KR20070090982A (enExample)
CN (1) CN101095077A (enExample)
TW (1) TW200641478A (enExample)
WO (1) WO2006073916A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101038111B1 (ko) * 2009-03-02 2011-06-01 고려대학교 산학협력단 고효율 도광판

Families Citing this family (85)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070003974A (ko) * 2004-02-26 2007-01-05 타키론 가부시기가이샤 광 확산 시트 및 이를 사용하는 백 라이트 유닛
US20060103777A1 (en) * 2004-11-15 2006-05-18 3M Innovative Properties Company Optical film having a structured surface with rectangular based prisms
US7416309B2 (en) * 2004-12-30 2008-08-26 3M Innovative Properties Company Optical film having a surface with rounded structures
US7220026B2 (en) * 2004-12-30 2007-05-22 3M Innovative Properties Company Optical film having a structured surface with offset prismatic structures
US7320538B2 (en) 2004-12-30 2008-01-22 3M Innovative Properties Company Optical film having a structured surface with concave pyramid-shaped structures
US20060250707A1 (en) * 2005-05-05 2006-11-09 3M Innovative Properties Company Optical film having a surface with rounded pyramidal structures
US20060282399A1 (en) * 2005-05-09 2006-12-14 Richard Ackermann Digital sound recording personalized at a time and place remote from initial delivery to a retail customer
US20070024994A1 (en) * 2005-07-29 2007-02-01 3M Innovative Properties Company Structured optical film with interspersed pyramidal structures
CN100468089C (zh) * 2006-03-03 2009-03-11 鸿富锦精密工业（深圳）有限公司 棱镜片及采用该棱镜片的背光模组
TWI274827B (en) * 2006-03-24 2007-03-01 Wintek Corp Light guide plate, light deflecting element configuration and surface light source device
CN101191863B (zh) * 2006-11-20 2012-02-01 鸿富锦精密工业（深圳）有限公司 光学板的制备方法
CN101191847A (zh) * 2006-12-01 2008-06-04 鸿富锦精密工业（深圳）有限公司 光学板
US7604381B2 (en) * 2007-04-16 2009-10-20 3M Innovative Properties Company Optical article and method of making
KR101464795B1 (ko) 2007-05-20 2014-11-27 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광 재순환 중공 공동형 디스플레이 백라이트
EP2487535A1 (en) 2007-05-20 2012-08-15 3M Innovative Properties Company Design parameters for backlights, which have a thin hollow cavity and recycle the light
CN102419959A (zh) * 2007-05-20 2012-04-18 3M创新有限公司 有效利用有色led光源的白光背光源等
JP5336474B2 (ja) 2007-05-20 2013-11-06 スリーエム イノベイティブ プロパティズ カンパニー 半鏡面構成要素を備えたリサイクル型バックライト
TWI439641B (zh) * 2007-05-20 2014-06-01 3M Innovative Properties Co 用於側面發光型背光之準直光注入器
TW200907417A (en) * 2007-08-15 2009-02-16 Delta Electronics Inc Backlight module and optical film thereof
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
CN101393277B (zh) * 2007-09-17 2010-09-29 鸿富锦精密工业（深圳）有限公司 背光模组及其棱镜片
CN101393282B (zh) * 2007-09-21 2012-03-14 鸿富锦精密工业（深圳）有限公司 背光模组及其棱镜片
CN101420829B (zh) * 2007-10-25 2011-09-21 深圳富泰宏精密工业有限公司 金属外壳及其制作方法
TWI385444B (zh) * 2007-10-26 2013-02-11 Hon Hai Prec Ind Co Ltd 背光模組及其稜鏡片
EP2212723A4 (en) * 2007-11-19 2014-08-06 3M Innovative Properties Co ARTICLES AND METHODS OF MANUFACTURING ARTICLES HAVING CONCAVITY OR CONVEXITY
JP2010039068A (ja) * 2008-08-01 2010-02-18 Nec Lcd Technologies Ltd 表示デバイス
TWI494655B (zh) * 2008-02-07 2015-08-01 3M Innovative Properties Co 具有結構性薄膜之空孔背光裝置及具有該空孔背光裝置之顯示器
WO2009104793A1 (ja) * 2008-02-21 2009-08-27 シャープ株式会社 導光体、バックライトシステムおよび携帯端末
WO2009105450A1 (en) * 2008-02-22 2009-08-27 3M Innovative Properties Company Backlights having selected output light flux distributions and display systems using same
US8152195B2 (en) * 2008-03-10 2012-04-10 Hendrickson Usa, Llc Modular suspension system and components thereof
US7926836B2 (en) 2008-03-10 2011-04-19 Hendrickson Usa, Llc. Elastomeric spring vehicle suspension
USD603303S1 (en) * 2008-03-10 2009-11-03 Hendrickson Usa, L.L.C. Suspension spring
USD622642S1 (en) 2008-03-10 2010-08-31 Hendrickson Usa, L.L.C. Saddle for a suspension
US8302988B2 (en) 2008-03-10 2012-11-06 Hendrickson Usa, L.L.C. Suspension assembly with tie-plate
US8052166B2 (en) * 2008-03-10 2011-11-08 Hendrickson Usa, Llc. Tie-plate and frame hanger of a suspension assembly
KR101926954B1 (ko) * 2008-03-31 2018-12-07 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광학 필름
CN102016659B (zh) * 2008-03-31 2014-04-23 3M创新有限公司 具有优化增益的较少层数反射型偏振器
TWI497121B (zh) * 2008-04-18 2015-08-21 Univ Nat Cheng Kung An optical modulation structure and a light source device including the optical modulation structure
TW200951550A (en) * 2008-06-03 2009-12-16 Entire Technology Co Ltd Optical sheet
CN102057319B (zh) * 2008-06-04 2014-02-26 3M创新有限公司 具有斜光源的中空背光源
TWI365305B (en) * 2008-06-20 2012-06-01 Coretronic Corp Backlight module
CN101619836A (zh) * 2008-06-30 2010-01-06 鸿富锦精密工业（深圳）有限公司 背光模组及其扩散板
US20100252961A1 (en) * 2009-04-06 2010-10-07 3M Innovative Properties Company Optical film replication on low thermal diffusivity tooling with conformal coating
JP2010266829A (ja) * 2009-05-18 2010-11-25 Three M Innovative Properties Co 光学部材およびこれを用いたデバイス
USD630137S1 (en) 2009-06-02 2011-01-04 Hendrickson Usa, L.L.C. Progressive rate spring for a suspension
USD624461S1 (en) 2009-06-02 2010-09-28 Hendrickson Usa, L.L.C. Spring mount for a suspension
USD633011S1 (en) 2009-06-02 2011-02-22 Hendrickson Usa, L.L.C. Suspension assembly
JP6074128B2 (ja) * 2010-04-15 2017-02-01 デクセリアルズ株式会社 光学体およびその製造方法、日射遮蔽部材、窓材、内装部材ならびに建具
JP5709243B2 (ja) * 2010-07-23 2015-04-30 大成建設株式会社 反射材
USD672286S1 (en) 2010-09-05 2012-12-11 Hendrickson Usa, L.L.C. Suspension assembly
CN102734694A (zh) * 2011-04-15 2012-10-17 宏碁股份有限公司 背光模块
JP5743681B2 (ja) * 2011-04-26 2015-07-01 ミネベア株式会社 照明装置
JP2012242509A (ja) * 2011-05-17 2012-12-10 Nikon Corp 再帰反射部材、再帰反射性建材および建築物の建築方法
US8262112B1 (en) 2011-07-08 2012-09-11 Hendrickson Usa, L.L.C. Vehicle suspension and improved method of assembly
IN2014MN00172A (enExample) 2011-07-08 2015-06-19 Hendrickson Usa Llc
US9004512B2 (en) 2011-07-08 2015-04-14 Hendrickson Usa, L.L.C. Shear spring useful for vehicle suspension
EP2758708B1 (de) 2011-09-21 2018-03-28 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Reflektiver strahlformer zum erzeugen einer gewünschten abstrahlcharakteristik aus einer abstrahlcharakteristik einer flächenlichtquelle
CN103206618A (zh) * 2012-01-13 2013-07-17 刘武强 使定向光束散射的方法和装置以及照明灯具
USD700112S1 (en) 2012-07-06 2014-02-25 Hendrickson Usa, L.L.C. Progressive rate spring for a suspension
USD700113S1 (en) 2012-07-06 2014-02-25 Hendrickson Usa, L.L.C. Suspension assembly
US9085212B2 (en) 2013-03-15 2015-07-21 Hendrickson Usa, L.L.C. Vehicle suspension
TWI491837B (zh) * 2013-05-08 2015-07-11 Chi Mei Corp 照明用導光板及照明燈具
US9150071B2 (en) 2013-07-25 2015-10-06 Hendrickson Usa, L.L.C. Frame hanger for vehicle suspension
EP3084487B1 (en) 2013-12-19 2024-03-20 Bright View Technologies Corporation 2d deglaring diffusers increasing axial luminous intensity
CN104216167B (zh) * 2014-09-30 2017-02-15 深圳市华星光电技术有限公司 液晶显示装置
CN104238182B (zh) * 2014-09-30 2017-04-05 深圳市华星光电技术有限公司 液晶显示装置
CN104216173A (zh) * 2014-09-30 2014-12-17 深圳市华星光电技术有限公司 液晶显示装置
CN106680915A (zh) * 2015-11-09 2017-05-17 宁波长阳科技股份有限公司 一种应用于背光模组的复合增亮膜及一种背光模组
CN105609963B (zh) * 2015-12-24 2019-03-19 武汉科技大学 一种硅基等离子体超宽频带太赫兹波吸收器
KR20190113953A (ko) 2017-02-14 2019-10-08 쓰리엠 이노베이티브 프로퍼티즈 캄파니 엔드 밀링에 의해 제조되는 비-직교 큐브 코너 요소 및 그의 어레이
TWI608192B (zh) * 2017-02-17 2017-12-11 Mask optics
EP3746696A4 (en) 2018-01-30 2021-10-13 BrightView Technologies, Inc. MICROSTRUCTURES USED TO TRANSFORM LAMBERTIAN DISTRIBUTION LIGHT INTO FAN DISTRIBUTIONS
CN112424650B (zh) 2018-07-20 2022-10-11 3M创新有限公司 包括聚合物光学反射器和不连续透明涂层的光学膜
TWI662303B (zh) 2018-11-29 2019-06-11 友達光電股份有限公司 背光模組
CN113260815B (zh) 2019-01-03 2024-02-13 亮视技术公司 用于背光显示器的颜色转换膜和背光单元
US11822158B2 (en) 2019-09-11 2023-11-21 Brightview Technologies, Inc. Back light unit for backlit displays
US11531232B2 (en) 2020-01-24 2022-12-20 Brightview Technologies, Inc. Optical film for back light unit and back light unit including same
CN111679500A (zh) * 2020-06-22 2020-09-18 深圳市隆利科技股份有限公司 一种提升显示亮度的侧入式背光模组及液晶显示设备
CN111810912A (zh) * 2020-07-14 2020-10-23 浙江亮心汽车部件有限公司 一种车灯内配光镜及其制作方法
KR102461674B1 (ko) * 2020-08-21 2022-11-02 주식회사 엘엠에스 광학필름
US20230288609A1 (en) * 2021-10-29 2023-09-14 Ubright Optronics Corporation Optical structure and the method to make the same
TW202324775A (zh) * 2021-10-29 2023-06-16 友輝光電股份有限公司 複合光學膜及其製作方法
JP7429248B2 (ja) * 2022-01-28 2024-02-07 恵和株式会社 光学シート積層体、バックライトユニット、液晶表示装置、情報機器、及びバックライトユニットの製造方法
CN221079143U (zh) 2023-05-22 2024-06-04 亮视技术公司 背光单元
CN120359459A (zh) * 2023-10-07 2025-07-22 瑞仪光电(苏州)有限公司 背光模组及显示装置

Family Cites Families (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3532876A (en) 1963-10-17 1970-10-06 Josef Muller Light fitting having at least one tubular lamp and a transparent covering of synthetic resin glass with a prismatic surface
US4576850A (en) 1978-07-20 1986-03-18 Minnesota Mining And Manufacturing Company Shaped plastic articles having replicated microstructure surfaces
US5254390B1 (en) 1990-11-15 1999-05-18 Minnesota Mining & Mfg Plano-convex base sheet for retroreflective articles
US5349503A (en) 1991-12-31 1994-09-20 At&T Bell Laboratories Illuminated transparent display with microtextured back reflector
KR0168879B1 (ko) 1992-12-25 1999-04-15 기따지마 요시또시 렌티큘러 렌즈, 면광원 및 액정 표시 장치
JPH06308485A (ja) 1993-04-21 1994-11-04 Hitachi Ltd 表示装置
JP2599121Y2 (ja) 1993-05-07 1999-08-30 株式会社エンプラス 面光源装置
JPH07159607A (ja) 1993-12-06 1995-06-23 Sekisui Chem Co Ltd 光制御シート及びこれを備えた面状発光装置
JPH08166502A (ja) 1994-12-13 1996-06-25 Hoya Corp マイクロレンズアレイ及びその製造方法
AU694619B2 (en) 1995-03-03 1998-07-23 Minnesota Mining And Manufacturing Company Light directing film having variable height structured surface and light directing article constructed therefrom
JPH08271888A (ja) 1995-03-29 1996-10-18 Sumitomo Bakelite Co Ltd 液晶表示装置用調光シート
BR9609314A (pt) 1995-06-26 1999-07-06 Minnesota Mining & Mfg Película de multicamadas
US5919551A (en) 1996-04-12 1999-07-06 3M Innovative Properties Company Variable pitch structured optical film
JP4076028B2 (ja) 1997-02-18 2008-04-16 大日本印刷株式会社 偏光分離フィルム、バックライト及び液晶表示装置
US5995288A (en) 1997-04-22 1999-11-30 Dai Nippon Printing Co., Ltd. Optical sheet optical sheet lamination light source device, and light-transmissive type display apparatus
US5932626A (en) 1997-05-09 1999-08-03 Minnesota Mining And Manufacturing Company Optical product prepared from high index of refraction brominated monomers
US6280063B1 (en) 1997-05-09 2001-08-28 3M Innovative Properties Company Brightness enhancement article
TW496992B (en) 1997-07-29 2002-08-01 Alps Electric Co Ltd Reflector having pits and projections on a surface thereof, manufacturing method for the same, and reflection type liquid crystal display device using the same
JP4118389B2 (ja) 1997-12-29 2008-07-16 日本ライツ株式会社 導光板および平面照明装置
US6157486A (en) 1998-01-13 2000-12-05 3M Innovative Properties Company Retroreflective dichroic reflector
JP3822361B2 (ja) 1998-07-10 2006-09-20 株式会社日立製作所 配光制御素子およびこれを備えた表示装置
KR100450542B1 (ko) 1998-10-29 2004-10-01 가부시키가이샤 히타치세이사쿠쇼 조명 장치 및 이를 이용한 액정 표시 장치
US6208466B1 (en) 1998-11-25 2001-03-27 3M Innovative Properties Company Multilayer reflector with selective transmission
TW579438B (en) 1999-02-04 2004-03-11 Keiwa Inc Light diffusion plate and backlight device using the same
US6827456B2 (en) * 1999-02-23 2004-12-07 Solid State Opto Limited Transreflectors, transreflector systems and displays and methods of making transreflectors
US6752505B2 (en) 1999-02-23 2004-06-22 Solid State Opto Limited Light redirecting films and film systems
JP2000329940A (ja) 1999-05-24 2000-11-30 Nitto Denko Corp 偏光部材及び光学部材
JP2001228315A (ja) * 2000-02-14 2001-08-24 Nitto Denko Corp 反射板及び液晶表示装置
US6347874B1 (en) 2000-02-16 2002-02-19 3M Innovative Properties Company Wedge light extractor with risers
JP4408166B2 (ja) 2000-04-27 2010-02-03 大日本印刷株式会社 指向性拡散フィルム及びその製造方法、面光源装置及び液晶表示装置
JP4652527B2 (ja) 2000-05-16 2011-03-16 株式会社きもと 光拡散性シート
US20020097496A1 (en) 2000-12-15 2002-07-25 Reflexite Corporation Light redirecting film
TW557371B (en) 2001-07-02 2003-10-11 Sumitomo Chemical Co Semi-transparent-semi-reflectivity film, semi- transparent-semi-reflectivity polarized film, polarized light device using these films, and liquid crystal display device using these films
US20030035231A1 (en) 2001-08-03 2003-02-20 Epstein Kenneth A. Optical film having microreplicated structures; and methods
KR20030065102A (ko) 2002-01-31 2003-08-06 주식회사 송산 액정표시기기용 백라이트 셋트의 디퓨저 필름
JP4197100B2 (ja) 2002-02-20 2008-12-17 大日本印刷株式会社 反射防止物品
JP4161590B2 (ja) 2002-02-22 2008-10-08 セイコーエプソン株式会社 マイクロレンズの製造方法、マイクロレンズ、光学膜、プロジェクション用スクリーン、及びプロジェクターシステム
KR20030096509A (ko) 2002-06-12 2003-12-31 삼성전자주식회사 프리즘 시트 및 이를 갖는 액정표시기
US6848795B2 (en) 2002-10-24 2005-02-01 Eastman Kodak Company Increased contrast overhead projection films
KR100725011B1 (ko) 2003-11-12 2007-06-04 엘지전자 주식회사 프리즘 시트 및 백라이트 어셈블리
JP2005063926A (ja) 2003-06-27 2005-03-10 Toyota Industries Corp 発光デバイス
US6997595B2 (en) 2003-08-18 2006-02-14 Eastman Kodak Company Brightness enhancement article having trapezoidal prism surface
KR100717499B1 (ko) 2003-11-12 2007-05-14 엘지전자 주식회사 프리즘 시트, 백라이트 어셈블리 및 디스플레이 장치
US7286280B2 (en) 2004-05-07 2007-10-23 The University Of British Columbia Brightness enhancement film for backlit image displays
US7236303B2 (en) 2004-06-15 2007-06-26 Eastman Kodak Company Thermoplastic optical feature with high apex sharpness
KR20060002446A (ko) 2004-07-02 2006-01-09 엘지전자 주식회사 액정표시장치의 프리즘시트 및 이를 채용한 백라이트 유닛
KR20060018146A (ko) 2004-08-23 2006-02-28 엘지전자 주식회사 액정표시장치의 프리즘시트 및 이를 채용한 백라이트 유닛
US20060103777A1 (en) 2004-11-15 2006-05-18 3M Innovative Properties Company Optical film having a structured surface with rectangular based prisms
US7320538B2 (en) 2004-12-30 2008-01-22 3M Innovative Properties Company Optical film having a structured surface with concave pyramid-shaped structures
US7220026B2 (en) 2004-12-30 2007-05-22 3M Innovative Properties Company Optical film having a structured surface with offset prismatic structures
WO2006133458A2 (en) 2005-06-09 2006-12-14 Ubright Optronics Corporation Moire reducing optical substrates with irregular prism structures

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101038111B1 (ko) * 2009-03-02 2011-06-01 고려대학교 산학협력단 고효율 도광판

Also Published As

Publication number Publication date
TW200641478A (en) 2006-12-01
JP2008527632A (ja) 2008-07-24
EP1831755A1 (en) 2007-09-12
WO2006073916A1 (en) 2006-07-13
CN101095077A (zh) 2007-12-26
US7320538B2 (en) 2008-01-22
US20060146566A1 (en) 2006-07-06

Similar Documents

Publication Publication Date Title
KR20070090982A (ko) 오목한 피라미드형 구조체가 구비된 구조화 표면을 갖는광학 필름
US7220026B2 (en) Optical film having a structured surface with offset prismatic structures
US20060250707A1 (en) Optical film having a surface with rounded pyramidal structures
US20060103777A1 (en) Optical film having a structured surface with rectangular based prisms
US7416309B2 (en) Optical film having a surface with rounded structures
US7695180B2 (en) Illumination assembly and system
CN100420964C (zh) 亮度增强制品
US7914192B2 (en) Enhanced light diffusing sheet
US20070024994A1 (en) Structured optical film with interspersed pyramidal structures
EP2297607A1 (en) Hollow backlight with tilted light source
WO2005083478A1 (en) Brightness enhancement film using light concentrator array and light guiding plate, illumination system, and display apparatus using the same
TWI428639B (zh) 擴散板、背光單元及其液晶顯示器
JP5493312B2 (ja) 面発光装置及び画像表示装置
WO2013101553A2 (en) Light management film
JP2009294240A (ja) 光学シート、バックライトユニット、液晶表示装置及びディスプレイ装置
JP2010145640A (ja) レンズシートおよびディスプレイ装置

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20070629

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid