TW200622425A - Polycarbonate resin light diffusion plate - Google Patents

Polycarbonate resin light diffusion plate

Info

Publication number
TW200622425A
TW200622425A TW094130941A TW94130941A TW200622425A TW 200622425 A TW200622425 A TW 200622425A TW 094130941 A TW094130941 A TW 094130941A TW 94130941 A TW94130941 A TW 94130941A TW 200622425 A TW200622425 A TW 200622425A
Authority
TW
Taiwan
Prior art keywords
diffusion plate
polycarbonate resin
light
light diffusion
resin light
Prior art date
Application number
TW094130941A
Other languages
English (en)
Inventor
Toyohiro Hamamatsu
Tomohiro Maekawa
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 TW200622425A publication Critical patent/TW200622425A/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
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
    • 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
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • 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
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0025—Diffusing sheet or layer; Prismatic 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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
TW094130941A 2004-09-30 2005-09-08 Polycarbonate resin light diffusion plate TW200622425A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004286815A JP2006098912A (ja) 2004-09-30 2004-09-30 ポリカーボネート樹脂製直下型バックライト用光拡散板

Publications (1)

Publication Number Publication Date
TW200622425A true TW200622425A (en) 2006-07-01

Family

ID=36238773

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094130941A TW200622425A (en) 2004-09-30 2005-09-08 Polycarbonate resin light diffusion plate

Country Status (5)

Country Link
US (1) US20060110115A1 (zh)
JP (1) JP2006098912A (zh)
KR (1) KR20060051630A (zh)
CN (1) CN1755400A (zh)
TW (1) TW200622425A (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4914858B2 (ja) * 2007-03-26 2012-04-11 富士フイルム株式会社 光散乱フィルム、偏光板及び液晶表示装置
JP2009063998A (ja) * 2007-08-09 2009-03-26 Sumitomo Chemical Co Ltd 光拡散板
CN101468515B (zh) * 2007-12-27 2013-01-16 帝人化成株式会社 聚碳酸酯树脂制薄膜及其卷层体、以及制造方法
JP2009229713A (ja) * 2008-03-21 2009-10-08 Furukawa Electric Co Ltd:The 含気泡光拡散シートおよびバックライト装置
KR101015079B1 (ko) * 2008-03-28 2011-02-16 닛토덴코 가부시키가이샤 지향성 확산 필름, 편광판, 액정 표시 장치 및 지향성 확산필름의 제조 방법
CN102077130B (zh) * 2008-07-04 2012-09-05 夏普株式会社 液晶显示装置和液晶显示单元
CN102449543A (zh) * 2009-03-30 2012-05-09 住友化学株式会社 液晶表示装置
CN102449542A (zh) * 2009-03-30 2012-05-09 住友化学株式会社 液晶显示装置
US20140093692A1 (en) * 2012-09-28 2014-04-03 Soken Chemical & Engineering Co., Ltd. Resin Mold, Production Process Therefor and Uses Thereof
WO2016063792A1 (ja) 2014-10-24 2016-04-28 三菱瓦斯化学株式会社 光拡散フィルム

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6122079A (en) * 1997-02-28 2000-09-19 Polaroid Corporation Chromatically-adjusted holographically illuminated image-providing display element
JP4113633B2 (ja) * 1999-04-20 2008-07-09 日東電工株式会社 液晶表示装置
US6972813B1 (en) * 1999-06-09 2005-12-06 3M Innovative Properties Company Optical laminated bodies, lighting equipment and area luminescence equipment
JP2002023155A (ja) * 2000-07-05 2002-01-23 Nitto Denko Corp 反射型液晶表示装置
EP1369711A4 (en) * 2001-03-16 2006-05-03 Toray Industries OPTICAL FUNCTIONAL SHEET
KR200248620Y1 (ko) * 2001-06-09 2001-10-31 김경환 목지압 넥타이
KR20050022582A (ko) * 2003-08-27 2005-03-08 제일모직주식회사 광확산판 및 광확산판을 포함하는 액정 표시 장치

Also Published As

Publication number Publication date
CN1755400A (zh) 2006-04-05
KR20060051630A (ko) 2006-05-19
JP2006098912A (ja) 2006-04-13
US20060110115A1 (en) 2006-05-25

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