TW200728841A - Polarizing turning film with multiple operating orientations - Google Patents

Polarizing turning film with multiple operating orientations

Info

Publication number
TW200728841A
TW200728841A TW095146374A TW95146374A TW200728841A TW 200728841 A TW200728841 A TW 200728841A TW 095146374 A TW095146374 A TW 095146374A TW 95146374 A TW95146374 A TW 95146374A TW 200728841 A TW200728841 A TW 200728841A
Authority
TW
Taiwan
Prior art keywords
exit surface
light redirecting
multiple operating
redirects
turning film
Prior art date
Application number
TW095146374A
Other languages
English (en)
Inventor
Xiang-Dong Mi
Original Assignee
Eastman Kodak 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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of TW200728841A publication Critical patent/TW200728841A/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising 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
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/288—Filters employing polarising elements, e.g. Lyot or Solc filters
    • 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
    • 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
    • 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
    • G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing elements
    • 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)
  • Polarising Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
TW095146374A 2005-12-13 2006-12-12 Polarizing turning film with multiple operating orientations TW200728841A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/300,659 US20070133226A1 (en) 2005-12-13 2005-12-13 Polarizing turning film with multiple operating orientations

Publications (1)

Publication Number Publication Date
TW200728841A true TW200728841A (en) 2007-08-01

Family

ID=37807973

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095146374A TW200728841A (en) 2005-12-13 2006-12-12 Polarizing turning film with multiple operating orientations

Country Status (6)

Country Link
US (1) US20070133226A1 (zh)
EP (1) EP1969399A1 (zh)
JP (1) JP2009519502A (zh)
KR (1) KR20080084990A (zh)
TW (1) TW200728841A (zh)
WO (1) WO2007070258A1 (zh)

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US7603001B2 (en) * 2006-02-17 2009-10-13 Qualcomm Mems Technologies, Inc. Method and apparatus for providing back-lighting in an interferometric modulator display device
EP1980882A3 (en) * 2006-10-06 2012-12-12 QUALCOMM MEMS Technologies, Inc. Thin light bar and method of manufacturing
EP2069838A2 (en) 2006-10-06 2009-06-17 Qualcomm Mems Technologies, Inc. Illumination device with built-in light coupler
US8107155B2 (en) 2006-10-06 2012-01-31 Qualcomm Mems Technologies, Inc. System and method for reducing visual artifacts in displays
US7864395B2 (en) 2006-10-27 2011-01-04 Qualcomm Mems Technologies, Inc. Light guide including optical scattering elements and a method of manufacture
JP2008288195A (ja) * 2007-03-07 2008-11-27 Rohm & Haas Denmark Finance As 偏光転向フィルムを含む、低減された色分解を有するバックライトユニット
JP2009003412A (ja) 2007-03-07 2009-01-08 Rohm & Haas Denmark Finance As 低減された色分解を有する偏光転向フィルム
JP5211715B2 (ja) * 2007-03-20 2013-06-12 ソニー株式会社 表示装置
US7733439B2 (en) * 2007-04-30 2010-06-08 Qualcomm Mems Technologies, Inc. Dual film light guide for illuminating displays
US7949213B2 (en) 2007-12-07 2011-05-24 Qualcomm Mems Technologies, Inc. Light illumination of displays with front light guide and coupling elements
US8721149B2 (en) 2008-01-30 2014-05-13 Qualcomm Mems Technologies, Inc. Illumination device having a tapered light guide
WO2009099547A2 (en) 2008-01-30 2009-08-13 Digital Optics International, Llc Thin illumination system
US8654061B2 (en) 2008-02-12 2014-02-18 Qualcomm Mems Technologies, Inc. Integrated front light solution
WO2009102731A2 (en) 2008-02-12 2009-08-20 Qualcomm Mems Technologies, Inc. Devices and methods for enhancing brightness of displays using angle conversion layers
US8049951B2 (en) 2008-04-15 2011-11-01 Qualcomm Mems Technologies, Inc. Light with bi-directional propagation
JP2009276708A (ja) * 2008-05-19 2009-11-26 Hitachi Displays Ltd 液晶表示装置
EP2291694A2 (en) 2008-05-28 2011-03-09 QUALCOMM MEMS Technologies, Inc. Light guide panel with light turning microstructure, method of fabrication thereof, and display device
US8358266B2 (en) 2008-09-02 2013-01-22 Qualcomm Mems Technologies, Inc. Light turning device with prismatic light turning features
KR101542915B1 (ko) * 2008-10-10 2015-08-07 퀄컴 엠이엠에스 테크놀로지스, 인크. 분산 조명 시스템
CN102177768A (zh) * 2008-10-10 2011-09-07 高通Mems科技公司 分布式照明控制
EP2387690A1 (en) 2009-01-13 2011-11-23 Qualcomm Mems Technologies, Inc. Large area light panel and screen
US8172417B2 (en) 2009-03-06 2012-05-08 Qualcomm Mems Technologies, Inc. Shaped frontlight reflector for use with display
EP2435867A1 (en) 2009-05-29 2012-04-04 Qualcomm Mems Technologies, Inc. Illumination devices and methods of fabrication thereof
US20110169428A1 (en) * 2010-01-08 2011-07-14 Qualcomm Mems Technologies, Inc. Edge bar designs to mitigate edge shadow artifact
US8402647B2 (en) 2010-08-25 2013-03-26 Qualcomm Mems Technologies Inc. Methods of manufacturing illumination systems
US8902484B2 (en) 2010-12-15 2014-12-02 Qualcomm Mems Technologies, Inc. Holographic brightness enhancement film
US20130222768A1 (en) * 2012-02-28 2013-08-29 3M Innovative Properties Company Shaped rear projection screen with shaped fresnel lens sheet
US8596846B2 (en) * 2012-03-16 2013-12-03 Nano-Optic Devices, Llc Frontlight unit for enhancing illumination of a reflective display
WO2017214774A1 (zh) * 2016-06-12 2017-12-21 合肥工业大学 一种偏转膜设计方法及液晶显示装置
JP7098352B2 (ja) * 2017-03-21 2022-07-11 恵和株式会社 液晶表示装置及び液晶表示装置用ターニングフィルム
WO2018226711A1 (en) * 2017-06-06 2018-12-13 3M Innovative Properties Company Backlight including wide-web turning film and reflective polarizer with quarter-wave retarder
CN108469642B (zh) 2018-03-29 2021-03-12 京东方科技集团股份有限公司 一种棱镜膜、背光模组及显示装置

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KR0168879B1 (ko) * 1992-12-25 1999-04-15 기따지마 요시또시 렌티큘러 렌즈, 면광원 및 액정 표시 장치
US5982540A (en) * 1994-03-16 1999-11-09 Enplas Corporation Surface light source device with polarization function
JP2915317B2 (ja) * 1995-02-28 1999-07-05 インターナショナル・ビジネス・マシーンズ・コーポレイション 導光体ユニット、液晶表示装置及び偏光方法
US5825543A (en) * 1996-02-29 1998-10-20 Minnesota Mining And Manufacturing Company Diffusely reflecting polarizing element including a first birefringent phase and a second phase
US6027220A (en) * 1996-11-19 2000-02-22 Enplas Corporation Surface light source device outputting polarized frontal illumination light
US6280063B1 (en) * 1997-05-09 2001-08-28 3M Innovative Properties Company Brightness enhancement article
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US20020097496A1 (en) * 2000-12-15 2002-07-25 Reflexite Corporation Light redirecting film
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WO2004015330A1 (ja) * 2002-08-09 2004-02-19 Mitsubishi Rayon Co., Ltd. 面光源装置
US6811274B2 (en) * 2002-12-04 2004-11-02 General Electric Company Polarization sensitive optical substrate

Also Published As

Publication number Publication date
US20070133226A1 (en) 2007-06-14
JP2009519502A (ja) 2009-05-14
EP1969399A1 (en) 2008-09-17
WO2007070258A1 (en) 2007-06-21
KR20080084990A (ko) 2008-09-22

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