TW201207440A - Complex light control plate, area light source device, and transmission-type image display device - Google Patents

Complex light control plate, area light source device, and transmission-type image display device Download PDF

Info

Publication number
TW201207440A
TW201207440A TW099126382A TW99126382A TW201207440A TW 201207440 A TW201207440 A TW 201207440A TW 099126382 A TW099126382 A TW 099126382A TW 99126382 A TW99126382 A TW 99126382A TW 201207440 A TW201207440 A TW 201207440A
Authority
TW
Taiwan
Prior art keywords
light
light control
control panel
diffusing plate
light diffusing
Prior art date
Application number
TW099126382A
Other languages
English (en)
Chinese (zh)
Inventor
Hirofumi Ohta
Yujiro Kawaguchi
Takeshi Kawakami
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of TW201207440A publication Critical patent/TW201207440A/zh

Links

Classifications

    • 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
    • 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
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity
    • 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)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
TW099126382A 2009-08-10 2010-08-06 Complex light control plate, area light source device, and transmission-type image display device TW201207440A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009185698 2009-08-10

Publications (1)

Publication Number Publication Date
TW201207440A true TW201207440A (en) 2012-02-16

Family

ID=43586138

Family Applications (1)

Application Number Title Priority Date Filing Date
TW099126382A TW201207440A (en) 2009-08-10 2010-08-06 Complex light control plate, area light source device, and transmission-type image display device

Country Status (3)

Country Link
JP (1) JP2011059666A (fr)
TW (1) TW201207440A (fr)
WO (1) WO2011018961A1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2590227Y2 (ja) * 1993-06-04 1999-02-10 株式会社エンプラス 面光源装置
JP3580318B2 (ja) * 1994-02-08 2004-10-20 株式会社 日立ディスプレイズ 液晶表示装置
JP3513944B2 (ja) * 1994-11-22 2004-03-31 東ソー株式会社 バックライト
JP5168813B2 (ja) * 2006-04-14 2013-03-27 ソニー株式会社 光学シート、バックライト装置および液晶表示装置
JP5018371B2 (ja) * 2007-09-20 2012-09-05 凸版印刷株式会社 光学シート、バックライトユニット及び表示装置

Also Published As

Publication number Publication date
JP2011059666A (ja) 2011-03-24
WO2011018961A1 (fr) 2011-02-17

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