JP2008527632A5 - - Google Patents
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- JP2008527632A5 JP2008527632A5 JP2007549536A JP2007549536A JP2008527632A5 JP 2008527632 A5 JP2008527632 A5 JP 2008527632A5 JP 2007549536 A JP2007549536 A JP 2007549536A JP 2007549536 A JP2007549536 A JP 2007549536A JP 2008527632 A5 JP2008527632 A5 JP 2008527632A5
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- JP
- Japan
- Prior art keywords
- optical device
- light source
- sides
- optical
- structured
- 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.)
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- 230000003287 optical effect Effects 0.000 claims 7
- 239000012788 optical film Substances 0.000 claims 2
- 239000000758 substrate Substances 0.000 claims 2
Claims (3)
- 光源と、前記光源からの光を受光するように配置された第1の表面および前記光源とは反対側を向く構造化表面を有する光学フィルムとを含む光学装置において、前記構造化表面は、複数の凹形のピラミッド状構造体を含み、各構造体は、少なくとも2つの第1の辺および少なくとも2つの第2の辺を含む基部を有し、前記複数のプリズム状構造体のそれぞれが5つの平らな表面を含み、4つの表面が前記基部に取り付けられ、および前記4つの表面のそれぞれが前記基部から角度をもって5番目の表面に向かって配置されている、光学装置。
- 前記光学フィルムが、前記光源と前記構造化表面との間に配置された基板部分をさらに含み、前記基板部分は、前記構造化表面の光学的特徴とは異なる付加的な光学的特徴を有する、請求項1に記載の光学装置。
- 少なくとも1つの凹形のピラミッド状構造体の前記第1および第2の辺の少なくとも1つが、少なくとも1つの他の凹形のピラミッド状構造体の前記第1および第2の辺の少なくとも1つに対してずれている、請求項1に記載の光学装置。
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 |
PCT/US2005/046967 WO2006073916A1 (en) | 2004-12-30 | 2005-12-23 | Optical film having a structured surface with concave pyramid-shaped structures |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008527632A JP2008527632A (ja) | 2008-07-24 |
JP2008527632A5 true JP2008527632A5 (ja) | 2009-02-19 |
Family
ID=36102553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007549536A Withdrawn JP2008527632A (ja) | 2004-12-30 | 2005-12-23 | 凹形のピラミッド状構造体を備える構造化表面を有する光学フィルム |
Country Status (7)
Country | Link |
---|---|
US (1) | US7320538B2 (ja) |
EP (1) | EP1831755A1 (ja) |
JP (1) | JP2008527632A (ja) |
KR (1) | KR20070090982A (ja) |
CN (1) | CN101095077A (ja) |
TW (1) | TW200641478A (ja) |
WO (1) | WO2006073916A1 (ja) |
Families Citing this family (78)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005083475A1 (ja) * | 2004-02-26 | 2005-09-09 | Takiron Co., Ltd. | 光拡散シート、及びこの光拡散シートを用いたバックライトユニット |
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 |
WO2006122056A2 (en) * | 2005-05-09 | 2006-11-16 | Kids Story Book, Llc | Personalized digital sound recording |
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 |
WO2008147753A2 (en) * | 2007-05-20 | 2008-12-04 | 3M Innovative Properties Company | White light backlights and the like with efficient utilization of colored led sources |
WO2008144656A2 (en) | 2007-05-20 | 2008-11-27 | 3M Innovative Properties Company | Light recycling hollow cavity type display backlight |
US8523419B2 (en) | 2007-05-20 | 2013-09-03 | 3M Innovative Properties Company | Thin hollow backlights with beneficial design characteristics |
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US9028108B2 (en) * | 2007-05-20 | 2015-05-12 | 3M Innovative Properties Company | Collimating light injectors for edge-lit backlights |
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 |
JP5539894B2 (ja) * | 2007-11-19 | 2014-07-02 | スリーエム イノベイティブ プロパティズ カンパニー | 凹部を有する物品の製造方法 |
JP2010039068A (ja) * | 2008-08-01 | 2010-02-18 | Nec Lcd Technologies Ltd | 表示デバイス |
EP2255231A1 (en) * | 2008-02-07 | 2010-12-01 | 3M Innovative Properties Company | Hollow backlight with structured films |
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 |
KR20100126389A (ko) * | 2008-02-22 | 2010-12-01 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 선택된 출력 광속 분포를 갖는 백라이트 및 이를 사용한 디스플레이 시스템 |
US8302988B2 (en) | 2008-03-10 | 2012-11-06 | Hendrickson Usa, L.L.C. | Suspension assembly with tie-plate |
US7926836B2 (en) | 2008-03-10 | 2011-04-19 | Hendrickson Usa, Llc. | Elastomeric spring vehicle suspension |
US8052166B2 (en) * | 2008-03-10 | 2011-11-08 | Hendrickson Usa, Llc. | Tie-plate and frame hanger of a suspension assembly |
US8152195B2 (en) * | 2008-03-10 | 2012-04-10 | Hendrickson Usa, Llc | Modular suspension system and components thereof |
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 |
KR101691671B1 (ko) * | 2008-03-31 | 2016-12-30 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 광학 필름 |
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 |
KR101038111B1 (ko) * | 2009-03-02 | 2011-06-01 | 고려대학교 산학협력단 | 고효율 도광판 |
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 |
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 |
CN104842730B (zh) | 2011-07-08 | 2017-05-10 | 瀚瑞森美国有限责任公司 | 车辆悬架和改进的组装方法 |
US9004512B2 (en) | 2011-07-08 | 2015-04-14 | Hendrickson Usa, L.L.C. | Shear spring useful for vehicle suspension |
WO2013041137A1 (de) | 2011-09-21 | 2013-03-28 | 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 |
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 |
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 |
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 |
CN110291428A (zh) | 2017-02-14 | 2019-09-27 | 3M创新有限公司 | 通过立铣制造的非正交立体角元件及其阵列 |
TWI608192B (zh) * | 2017-02-17 | 2017-12-11 | Mask optics | |
KR20200115510A (ko) | 2018-01-30 | 2020-10-07 | 브라이트 뷰 테크놀로지즈 코포레이션 | 램버시안 분포를 갖는 광을 배트윙 분포로 변환하기 위한 마이크로구조체 |
WO2020016752A1 (en) | 2018-07-20 | 2020-01-23 | 3M Innovative Properties Company | Optical film including polymeric optical reflector and discontinuous transparent coating |
TWI662303B (zh) | 2018-11-29 | 2019-06-11 | 友達光電股份有限公司 | 背光模組 |
WO2020142362A1 (en) | 2019-01-03 | 2020-07-09 | Bright View Technologies Corporation | Color conversion film and back light unit for backlit displays |
US11822158B2 (en) | 2019-09-11 | 2023-11-21 | Brightview Technologies, Inc. | Back light unit for backlit displays |
WO2021150813A1 (en) | 2020-01-24 | 2021-07-29 | 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 |
CN221079143U (zh) | 2023-05-22 | 2024-06-04 | 亮视技术公司 | 背光单元 |
Family Cites Families (51)
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 |
WO1996027757A1 (en) | 1995-03-03 | 1996-09-12 | 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 |
CA2222511A1 (en) | 1995-06-26 | 1997-01-16 | Minnesota Mining And Manufacturing Company | Multilayer polymer film with additional coatings or layers |
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 |
WO2002063352A2 (en) | 2000-12-15 | 2002-08-15 | 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 |
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 |
TWI351550B (en) | 2005-06-09 | 2011-11-01 | Ubright Optronics Corp | Optical substrate |
-
2004
- 2004-12-30 US US11/026,872 patent/US7320538B2/en not_active Expired - Fee Related
-
2005
- 2005-12-23 WO PCT/US2005/046967 patent/WO2006073916A1/en active Application Filing
- 2005-12-23 KR KR1020077014932A patent/KR20070090982A/ko not_active Application Discontinuation
- 2005-12-23 EP EP05855513A patent/EP1831755A1/en not_active Withdrawn
- 2005-12-23 CN CNA2005800457001A patent/CN101095077A/zh active Pending
- 2005-12-23 JP JP2007549536A patent/JP2008527632A/ja not_active Withdrawn
- 2005-12-29 TW TW094147305A patent/TW200641478A/zh unknown
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