JP2007034287A - 光学ユニット、その製造方法、これを有するバックライトアセンブリ及び表示装置 - Google Patents

光学ユニット、その製造方法、これを有するバックライトアセンブリ及び表示装置 Download PDF

Info

Publication number
JP2007034287A
JP2007034287A JP2006186386A JP2006186386A JP2007034287A JP 2007034287 A JP2007034287 A JP 2007034287A JP 2006186386 A JP2006186386 A JP 2006186386A JP 2006186386 A JP2006186386 A JP 2006186386A JP 2007034287 A JP2007034287 A JP 2007034287A
Authority
JP
Japan
Prior art keywords
optical unit
light
diffusion
main body
polymer resin
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.)
Pending
Application number
JP2006186386A
Other languages
English (en)
Japanese (ja)
Other versions
JP2007034287A5 (https=
Inventor
Jin-Sung Choi
崔　震　成
Shinkaku Boku
朴　辰　赫
Ju-Hwa Ha
周 和 河
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of JP2007034287A publication Critical patent/JP2007034287A/ja
Publication of JP2007034287A5 publication Critical patent/JP2007034287A5/ja
Pending legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—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
    • 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
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G02B5/0215—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having a regular structure
    • 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
    • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G02B5/0231—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having microprismatic or micropyramidal shape
    • 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
    • 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
    • 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
    • G02B6/0051—Diffusing 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
    • G02B6/005—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
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S385/00—Optical waveguides
    • Y10S385/901—Illuminating or display apparatus

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
JP2006186386A 2005-07-25 2006-07-06 光学ユニット、その製造方法、これを有するバックライトアセンブリ及び表示装置 Pending JP2007034287A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020050067104A KR101245128B1 (ko) 2005-07-25 2005-07-25 광학 유닛, 이의 제조 방법, 이를 갖는 백라이트 어셈블리및 표시 장치

Publications (2)

Publication Number Publication Date
JP2007034287A true JP2007034287A (ja) 2007-02-08
JP2007034287A5 JP2007034287A5 (https=) 2009-08-20

Family

ID=37673986

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006186386A Pending JP2007034287A (ja) 2005-07-25 2006-07-06 光学ユニット、その製造方法、これを有するバックライトアセンブリ及び表示装置

Country Status (4)

Country Link
US (1) US7450809B2 (https=)
JP (1) JP2007034287A (https=)
KR (1) KR101245128B1 (https=)
CN (1) CN1904691B (https=)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008250299A (ja) * 2007-02-12 2008-10-16 Rohm & Haas Denmark Finance As 光学ディフューザーフィルム及び光アセンブリ
JP2008262147A (ja) * 2007-04-13 2008-10-30 Sangbo Corp 光拡散剤を用いた光学積層フィルム
JP2009063905A (ja) * 2007-09-07 2009-03-26 Toppan Printing Co Ltd 光学シートとそれを用いるバックライトユニットおよびディスプレイ
JP2010218839A (ja) * 2009-03-16 2010-09-30 Toppan Printing Co Ltd Ｅｌ素子、液晶ディスプレイ用バックライト装置、照明装置、電子看板装置、ディスプレイ装置及び光取り出しフィルム
JP2010256844A (ja) * 2008-10-07 2010-11-11 Dainippon Printing Co Ltd 光学シート、面光源装置および透過型表示装置
KR101217450B1 (ko) 2009-10-21 2012-12-31 주식회사 엘지화학 광추출을 위한 유기발광표시장치용 광학 시트
CN103412357A (zh) * 2013-08-19 2013-11-27 上海友浦塑胶有限公司 复合高增益水平增亮膜
JP2015099367A (ja) * 2014-12-08 2015-05-28 三菱樹脂株式会社 反射材

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100302479A1 (en) * 1996-03-21 2010-12-02 Aronson Joseph T Optical article
KR100868633B1 (ko) * 2007-02-21 2008-11-12 미래나노텍(주) 광학 시트 및 상기 광학 시트가 구비된 백라이트 어셈블리
KR101001247B1 (ko) * 2007-04-20 2010-12-17 주식회사 엘지화학 Ｌｃｄ 백라이트 유닛용 집광 필름 및 이를 이용한 ｌｃｄ백라이트 유닛
TW200909943A (en) * 2007-05-21 2009-03-01 Rohm & Haas Denmark Finance As Thin film bulk and surface diffuser
CN101344678B (zh) * 2007-07-12 2011-07-27 鸿富锦精密工业（深圳）有限公司 光学板及其制备方法
WO2009047933A1 (ja) * 2007-10-09 2009-04-16 Sharp Kabushiki Kaisha バックライトの光制御層、バックライト、液晶表示装置、及び、バックライトの光制御層の製造方法
KR101289040B1 (ko) * 2007-10-19 2013-07-23 엘지디스플레이 주식회사 백라이트 모듈
KR100968607B1 (ko) * 2007-11-02 2010-07-08 제일모직주식회사 완만한 꼭지부를 가지는 프리즘을 구비하는 도광판
KR100952736B1 (ko) * 2007-11-26 2010-04-13 제일모직주식회사 광확산판, 이를 포함하는 백라이트 유닛, 및 이를 포함하는액정 표시 장치
KR100967392B1 (ko) * 2007-11-28 2010-07-01 레디언트 옵토-일렉트로닉스 코포레이션 방출 광계가 보상되는 광 가이드 플레이트
CN101463953B (zh) 2007-12-19 2011-03-23 富准精密工业(深圳)有限公司 白光照明装置及使用该装置的台灯
KR20090073679A (ko) * 2007-12-31 2009-07-03 삼성전자주식회사 광학시트 및 표시 장치
EP2237081A4 (en) * 2008-01-10 2014-07-16 Kolon Inc OPTICAL FOILS
KR101579332B1 (ko) * 2008-02-15 2015-12-21 쓰리엠 이노베이티브 프로퍼티즈 컴파니 디스플레이의 개선된 조명 균일도를 위한 휘도 향상 필름 및 필름 기반 확산기
KR101548673B1 (ko) * 2008-11-21 2015-09-14 삼성디스플레이 주식회사 확산판을 포함하는 표시 장치 및 확산판 제조 방법
JP4756099B2 (ja) 2009-03-18 2011-08-24 日東電工株式会社 光拡散素子、光拡散素子付偏光板、およびこれらを用いた液晶表示装置、ならびに光拡散素子の製造方法
KR101123289B1 (ko) * 2009-12-09 2012-03-21 웅진케미칼 주식회사 고휘도 특성을 갖는 도광판
KR101113214B1 (ko) * 2009-12-18 2012-02-20 웅진케미칼 주식회사 고휘도 광학필름
KR101130854B1 (ko) * 2010-06-22 2012-03-28 웅진케미칼 주식회사 고휘도 광학필름
GB2484713A (en) 2010-10-21 2012-04-25 Optovate Ltd Illumination apparatus
KR20130079145A (ko) * 2011-12-30 2013-07-10 코오롱인더스트리 주식회사 복합 프리즘시트
KR101421026B1 (ko) * 2012-06-12 2014-07-22 코닝정밀소재 주식회사 유기발광소자용 광추출층 기판 및 그 제조방법
KR102160091B1 (ko) * 2014-06-12 2020-09-25 엘지디스플레이 주식회사 편광판 및 그 제조방법
KR101586173B1 (ko) * 2015-08-03 2016-01-19 심명석 볼 결합체 제조 방법
CN106125170B (zh) * 2016-06-27 2018-11-09 宁波东旭成新材料科技有限公司 一种扩散膜的制备方法
GB201705364D0 (en) 2017-04-03 2017-05-17 Optovate Ltd Illumination apparatus
GB201705365D0 (en) 2017-04-03 2017-05-17 Optovate Ltd Illumination apparatus
GB201718307D0 (en) 2017-11-05 2017-12-20 Optovate Ltd Display apparatus
GB201800574D0 (en) 2018-01-14 2018-02-28 Optovate Ltd Illumination apparatus
GB201803767D0 (en) 2018-03-09 2018-04-25 Optovate Ltd Illumination apparatus
GB201807747D0 (en) 2018-05-13 2018-06-27 Optovate Ltd Colour micro-LED display apparatus
TWI912252B (zh) 2019-07-02 2026-01-21 美商瑞爾Ｄ斯帕克有限責任公司 定向顯示設備
EP4018236A4 (en) * 2019-08-23 2023-09-13 RealD Spark, LLC DEVICE FOR DIRECTIONAL LIGHTING AND VISIBILITY DISPLAY
WO2021050918A1 (en) 2019-09-11 2021-03-18 Reald Spark, Llc Switchable illumination apparatus and privacy display
KR102937412B1 (ko) 2019-10-03 2026-03-12 리얼디 스파크, 엘엘씨 수동형 광학 나노구조를 포함하는 조명 장치
KR102893134B1 (ko) 2019-10-03 2025-12-02 리얼디 스파크, 엘엘씨 수동형 광학 나노구조를 포함하는 조명 장치
US11287562B2 (en) 2020-02-20 2022-03-29 Reald Spark, Llc Illumination apparatus including mask with plurality of apertures and display apparatus comprising same
US12158602B2 (en) 2021-06-22 2024-12-03 Reald Spark, Llc Illumination apparatus

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPH08335044A (ja) * 1995-06-07 1996-12-17 Dainippon Printing Co Ltd レンズシート、面光源及び表示装置
JPH10246805A (ja) * 1997-03-06 1998-09-14 Dainippon Printing Co Ltd 拡散光制御用光学シート、バックライト装置及び液晶表示装置
JP2004325958A (ja) * 2003-04-25 2004-11-18 Sumitomo Rubber Ind Ltd 発光装置
JP2005148328A (ja) * 2003-11-14 2005-06-09 Keiwa Inc 光拡散シート

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6002464A (en) * 1996-05-13 1999-12-14 Kuraray Co., Ltd. Light diffusing sheet having a layer incorporated with light diffusing material and a layer with a corrugated surface
JPH09304607A (ja) * 1996-05-16 1997-11-28 Nitto Denko Corp 光拡散フィルム
JPWO2003004552A1 (ja) * 2001-07-05 2004-10-28 出光石油化学株式会社 難燃性発泡体およびその製造方法
US7010212B2 (en) * 2002-05-28 2006-03-07 3M Innovative Properties Company Multifunctional optical assembly
JP4057978B2 (ja) * 2003-08-21 2008-03-05 三菱レイヨン株式会社 プリズムシートおよびバックライト
JP4020397B2 (ja) * 2004-06-14 2007-12-12 惠次 飯村 点光源を用いた面光源

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPH08335044A (ja) * 1995-06-07 1996-12-17 Dainippon Printing Co Ltd レンズシート、面光源及び表示装置
JPH10246805A (ja) * 1997-03-06 1998-09-14 Dainippon Printing Co Ltd 拡散光制御用光学シート、バックライト装置及び液晶表示装置
JP2004325958A (ja) * 2003-04-25 2004-11-18 Sumitomo Rubber Ind Ltd 発光装置
JP2005148328A (ja) * 2003-11-14 2005-06-09 Keiwa Inc 光拡散シート

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008250299A (ja) * 2007-02-12 2008-10-16 Rohm & Haas Denmark Finance As 光学ディフューザーフィルム及び光アセンブリ
JP2008262147A (ja) * 2007-04-13 2008-10-30 Sangbo Corp 光拡散剤を用いた光学積層フィルム
JP2009063905A (ja) * 2007-09-07 2009-03-26 Toppan Printing Co Ltd 光学シートとそれを用いるバックライトユニットおよびディスプレイ
JP2010256844A (ja) * 2008-10-07 2010-11-11 Dainippon Printing Co Ltd 光学シート、面光源装置および透過型表示装置
US9671528B2 (en) 2008-10-07 2017-06-06 Dai Nippon Printing Co., Ltd. Optical sheet, surface light source device and transmission type display device
JP2010218839A (ja) * 2009-03-16 2010-09-30 Toppan Printing Co Ltd Ｅｌ素子、液晶ディスプレイ用バックライト装置、照明装置、電子看板装置、ディスプレイ装置及び光取り出しフィルム
KR101217450B1 (ko) 2009-10-21 2012-12-31 주식회사 엘지화학 광추출을 위한 유기발광표시장치용 광학 시트
CN103412357A (zh) * 2013-08-19 2013-11-27 上海友浦塑胶有限公司 复合高增益水平增亮膜
JP2015099367A (ja) * 2014-12-08 2015-05-28 三菱樹脂株式会社 反射材

Also Published As

Publication number Publication date
CN1904691A (zh) 2007-01-31
KR20070012888A (ko) 2007-01-30
KR101245128B1 (ko) 2013-03-25
US7450809B2 (en) 2008-11-11
US20070019131A1 (en) 2007-01-25
CN1904691B (zh) 2012-10-24

Similar Documents

Publication Publication Date Title
JP2007034287A (ja) 光学ユニット、その製造方法、これを有するバックライトアセンブリ及び表示装置
CN1058090C (zh) 用于电光显示器的背光部件
KR100957496B1 (ko) 반사형 편광 필름, 이를 포함하는 백라이트 유닛 및액정표시장치
CN102027392B (zh) 具有更高亮度的光学层合膜
KR101052799B1 (ko) 광학 시트, 이를 포함하는 백라이트 유닛 및 액정표시장치
US20070014034A1 (en) Diffusion plate used in direct-type backlight module and method for making the same
JP2008102497A (ja) 光学フィルム
CN1126520A (zh) 带有锥形波导管阵列的直接显示装置
KR101325975B1 (ko) 집광시트 및 이를 이용한 액정표시장치
KR20110076373A (ko) 엘에스에프 및 이를 포함하는 액정표시장치
JP4695509B2 (ja) 光拡散フィルム及びそれを用いた複合光学素子
KR101219591B1 (ko) 백라이트 도광판 및 그의 제조 방법
JP4604823B2 (ja) 面状照明装置及び液晶表示装置
JP2007086784A (ja) 光学板、それの製造方法及びそれを有する表示装置
JP2011197656A (ja) 液晶表示装置
KR101257334B1 (ko) 광학부재, 이를 구비하는 광원장치 및 표시장치
CN102540536A (zh) 平板显示器及其制造方法
KR101137622B1 (ko) 패턴 확산판 및 이를 포함하는 백라이트 유닛 어셈블리
KR20130027705A (ko) 마이크로 렌즈시트 및 이를 포함하는 액정표시장치와 마이크로 렌즈시트의 제조방법
KR20120020668A (ko) 복합광학시트 및 이를 포함하는 액정표시장치
KR100936713B1 (ko) 광학 시트, 이를 포함하는 백라이트 유닛 및 액정표시장치
KR20090073679A (ko) 광학시트 및 표시 장치
CN115808822B (zh) 一种dpl复合膜片及其制备方法
KR20130027337A (ko) 액정표시장치용 집광시트와 이의 제조방법 및 이를 구비한 액정표시장치
KR100787913B1 (ko) 백라이트 유닛 및 백라이트 유닛의 도광판 제조방법

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20090702

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20090702

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100621

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20110621

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20110712

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20111011

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20111011

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20111206

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120405

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20120413

A912 Re-examination (zenchi) completed and case transferred to appeal board

Free format text: JAPANESE INTERMEDIATE CODE: A912

Effective date: 20120502