TW200807030A - Light directing film - Google Patents

Light directing film Download PDF

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Publication number
TW200807030A
TW200807030A TW096119352A TW96119352A TW200807030A TW 200807030 A TW200807030 A TW 200807030A TW 096119352 A TW096119352 A TW 096119352A TW 96119352 A TW96119352 A TW 96119352A TW 200807030 A TW200807030 A TW 200807030A
Authority
TW
Taiwan
Prior art keywords
periodic
pattern
microstructured
dimensional
light
Prior art date
Application number
TW096119352A
Other languages
English (en)
Chinese (zh)
Inventor
Todd Michael Johnson
Patrick Henry Marushin
Tetsuya Toma
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 TW200807030A publication Critical patent/TW200807030A/zh

Links

Classifications

    • 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
    • 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
    • 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
    • G02F1/133504—Diffusing, scattering, diffracting elements

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)
  • Planar Illumination Modules (AREA)
TW096119352A 2006-05-31 2007-05-30 Light directing film TW200807030A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/421,342 US7950838B2 (en) 2006-05-31 2006-05-31 Light directing film

Publications (1)

Publication Number Publication Date
TW200807030A true TW200807030A (en) 2008-02-01

Family

ID=38789775

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096119352A TW200807030A (en) 2006-05-31 2007-05-30 Light directing film

Country Status (7)

Country Link
US (2) US7950838B2 (enExample)
JP (1) JP2009539145A (enExample)
KR (1) KR20090014286A (enExample)
CN (1) CN101454693B (enExample)
DE (1) DE112007001303T5 (enExample)
TW (1) TW200807030A (enExample)
WO (1) WO2007143341A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI628492B (zh) * 2017-05-05 2018-07-01 奇美視像科技股份有限公司 光學元件及應用其之顯示裝置
TWI659248B (zh) * 2017-05-05 2019-05-11 微采視像科技股份有限公司 光學元件及應用其之顯示裝置

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6358322A (ja) * 1986-08-29 1988-03-14 Canon Inc 光透過率の制御方式
US7950838B2 (en) * 2006-05-31 2011-05-31 3M Innovative Properties Company Light directing film
GB2454928B (en) * 2007-11-23 2009-11-18 Iti Scotland Ltd Light guides
JP5217404B2 (ja) * 2007-12-10 2013-06-19 凸版印刷株式会社 光学シート、ディスプレイ用バックライト・ユニット及び表示装置
KR101609400B1 (ko) * 2008-04-02 2016-04-05 쓰리엠 이노베이티브 프로퍼티즈 컴파니 광 지향 필름 또는 광 지향 물품
GB2464916B (en) 2008-10-21 2013-07-31 Iti Scotland Ltd Light Guides
EP2404201B1 (en) 2009-03-05 2016-07-27 Design LED Products Limited Light guides
WO2010100505A1 (en) 2009-03-05 2010-09-10 Iti Scotland Limited Light guides
EP2601547A1 (en) 2010-08-02 2013-06-12 3M Innovative Properties Company Uniform light directing film and method of making same
CN103018802B (zh) * 2012-11-30 2015-09-16 张家港康得新光电材料有限公司 一种具有抗刮功能的增亮膜
TWI479209B (zh) * 2012-12-27 2015-04-01 Chi Mei Corp 導光板
EP3080364B1 (en) 2013-12-15 2019-02-20 VKR Holding A/S Skylight with sunlight pivot
EP3210062A4 (en) * 2014-10-20 2018-06-06 3M Innovative Properties Company Room-facing light redirecting films with reduced glare
US9817161B2 (en) 2014-10-20 2017-11-14 3M Innovative Properties Company Sun-facing light redirecting films with reduced glare
CN106094338B (zh) * 2016-08-11 2023-06-30 京东方科技集团股份有限公司 一种双面显示装置及电子设备
CN106547047A (zh) * 2017-01-24 2017-03-29 合肥京东方光电科技有限公司 一种导光板、背光模组及显示装置
US10359557B2 (en) 2017-05-03 2019-07-23 Wuhan China Star Optoelectronics Technology Co., Ltd. Light guide plate having periodic microstructure configured on light emission surface and a light waveguide layer configured within transmission layer and backlight module having a collimation structure configured with a plurality of collimation-layer units and a plurality of collimation-optical-lens units to collimate light beams emitted from the light emission surface of the light guide plate
CN107102396B (zh) * 2017-05-03 2019-06-11 武汉华星光电技术有限公司 一种导光板以及应用该导光板的背光模组

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1279783C (en) * 1985-11-21 1991-02-05 Minnesota Mining And Manufacturing Company Totally internally reflecting thin, flexible film
US5056892A (en) * 1985-11-21 1991-10-15 Minnesota Mining And Manufacturing Company Totally internally reflecting thin, flexible film
US5280371A (en) * 1992-07-09 1994-01-18 Honeywell Inc. Directional diffuser for a liquid crystal display
JP4168179B2 (ja) * 1995-03-03 2008-10-22 スリーエム カンパニー 種々の高さの構造化面を有する光指向性フィルム及び該フィルムから作製された光指向性製品
US20100302479A1 (en) * 1996-03-21 2010-12-02 Aronson Joseph T Optical article
US6356389B1 (en) * 1999-11-12 2002-03-12 Reflexite Corporation Subwavelength optical microstructure light collimating films
US6570710B1 (en) * 1999-11-12 2003-05-27 Reflexite Corporation Subwavelength optical microstructure light collimating films
EP1238227A1 (en) * 1999-12-02 2002-09-11 Reflexite Corporation Asymmetric alternating prism arrays
US20020044351A1 (en) * 2000-08-15 2002-04-18 Reflexite Corporation Light polarizer
WO2003065083A1 (fr) * 2002-01-31 2003-08-07 Mitsubishi Rayon Co., Ltd. Element de deflexion de rayonnement lumineux et appareil de source lumineuse l'utilisant
KR100744892B1 (ko) * 2003-03-28 2007-08-01 세이코 엡슨 가부시키가이샤 공간 광 변조 장치와 이 공간 광 변조 장치를 갖는 프로젝터
WO2004099823A2 (en) * 2003-05-02 2004-11-18 Reflexite Corporation Light-redirecting optical structures
TWI321685B (en) * 2003-12-05 2010-03-11 Hon Hai Prec Ind Co Ltd Light guide plate
KR100487105B1 (ko) * 2004-06-04 2005-05-04 주식회사 엘지에스 광학필름
TWI264578B (en) * 2005-04-22 2006-10-21 Ind Tech Res Inst Microstructure light modulation element and device
US7232250B2 (en) * 2005-05-16 2007-06-19 Chih-Lun Chuang Prism sheet
US7950838B2 (en) * 2006-05-31 2011-05-31 3M Innovative Properties Company Light directing film

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI628492B (zh) * 2017-05-05 2018-07-01 奇美視像科技股份有限公司 光學元件及應用其之顯示裝置
TWI659248B (zh) * 2017-05-05 2019-05-11 微采視像科技股份有限公司 光學元件及應用其之顯示裝置
US10746986B2 (en) 2017-05-05 2020-08-18 Cm Visual Technology Corporation Optical element and display device using the same
US10996464B2 (en) 2017-05-05 2021-05-04 Cm Visual Technology Corporation Optical element and display device using the same

Also Published As

Publication number Publication date
US20110199557A1 (en) 2011-08-18
WO2007143341A1 (en) 2007-12-13
KR20090014286A (ko) 2009-02-09
CN101454693A (zh) 2009-06-10
US7950838B2 (en) 2011-05-31
CN101454693B (zh) 2012-09-26
JP2009539145A (ja) 2009-11-12
DE112007001303T5 (de) 2009-04-23
US20070279773A1 (en) 2007-12-06

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