KR101090387B1 - 광학 시트, 백라이트 및 액정 표시 장치 - Google Patents

광학 시트, 백라이트 및 액정 표시 장치 Download PDF

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Publication number
KR101090387B1
KR101090387B1 KR1020067018984A KR20067018984A KR101090387B1 KR 101090387 B1 KR101090387 B1 KR 101090387B1 KR 1020067018984 A KR1020067018984 A KR 1020067018984A KR 20067018984 A KR20067018984 A KR 20067018984A KR 101090387 B1 KR101090387 B1 KR 101090387B1
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KR
South Korea
Prior art keywords
cylindrical lens
optical sheet
sheet
main surface
lens body
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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.)
Expired - Fee Related
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KR1020067018984A
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English (en)
Korean (ko)
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KR20070061478A (ko
Inventor
미츠오 아리마
쥰 시미즈
히로카즈 오다기리
에이지 오타
케이 오바타
Original Assignee
소니 가부시키가이샤
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    • 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
    • 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
    • G02B3/00—Simple or compound lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/06—Simple or compound lenses with non-spherical faces with cylindrical or toric faces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0268—Diffusing elements; Afocal elements characterized by the fabrication or manufacturing method
    • 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
    • G02B5/0294—Diffusing elements; Afocal elements characterized by the use adapted to provide an additional optical effect, e.g. anti-reflection or filter
    • 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
    • G02F1/1336—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
    • G02F1/133504—Diffusing, scattering, diffracting elements
    • G02F1/133507—Films for enhancing the luminance
    • 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)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Lenses (AREA)
KR1020067018984A 2004-09-30 2005-09-30 광학 시트, 백라이트 및 액정 표시 장치 Expired - Fee Related KR101090387B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2004-00288518 2004-09-30
JP2004288518 2004-09-30
PCT/JP2005/018588 WO2006036032A1 (ja) 2004-09-30 2005-09-30 光学シート、バックライトおよび液晶表示装置

Publications (2)

Publication Number Publication Date
KR20070061478A KR20070061478A (ko) 2007-06-13
KR101090387B1 true KR101090387B1 (ko) 2011-12-07

Family

ID=36119144

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020067018984A Expired - Fee Related KR101090387B1 (ko) 2004-09-30 2005-09-30 광학 시트, 백라이트 및 액정 표시 장치

Country Status (7)

Country Link
US (1) US7695167B2 (enExample)
EP (1) EP1795923A4 (enExample)
JP (1) JP5272309B2 (enExample)
KR (1) KR101090387B1 (enExample)
CN (1) CN1947034B (enExample)
TW (1) TW200632466A (enExample)
WO (1) WO2006036032A1 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JP4957195B2 (ja) * 2006-11-09 2012-06-20 ソニー株式会社 液晶表示装置
JP4933322B2 (ja) * 2007-03-28 2012-05-16 住友化学株式会社 光拡散板及び面光源装置並びに液晶表示装置
KR100895489B1 (ko) * 2007-06-08 2009-05-06 주식회사 세스코 해충 포획장치
KR101441306B1 (ko) * 2007-11-13 2014-09-19 삼성디스플레이 주식회사 백라이트 어셈블리 및 이를 포함하는 액정 표시 장치
JP2009276616A (ja) * 2008-05-15 2009-11-26 Dainippon Printing Co Ltd 光学シート、面光源装置、透過型表示装置
JP5603542B2 (ja) * 2008-06-16 2014-10-08 三菱レイヨン株式会社 プリズムシート
JP5603541B2 (ja) * 2008-06-16 2014-10-08 三菱レイヨン株式会社 プリズムシート
KR20100137894A (ko) 2009-06-23 2010-12-31 삼성전자주식회사 확산판 및 이를 포함하는 표시 장치
JP2011028033A (ja) * 2009-07-27 2011-02-10 Sumitomo Chemical Co Ltd 光制御板、面光源装置及び透過型画像表示装置
US20120176786A1 (en) * 2010-07-15 2012-07-12 American Panel Corporation Shaped Reflectors for Enhanced Optical Diffusion in Backlight Assemblies
KR20120007944A (ko) * 2010-07-15 2012-01-25 주식회사 엘지화학 광학 성능이 향상된 광학필름 및 이를 포함하는 백라이트 유닛
KR101265312B1 (ko) * 2011-03-15 2013-05-16 주식회사 엘지화학 마이크로 렌즈 어레이 시트 및 이를 포함하는 백라이트 유닛
WO2012153510A1 (ja) * 2011-05-11 2012-11-15 シャープ株式会社 表示装置、マルチディスプレイシステム及び表示装置の製造方法
US20150036213A1 (en) * 2011-06-23 2015-02-05 Hyunin CHUNG Integral Photography Sheet by Total Reflection
US9581735B2 (en) 2012-01-13 2017-02-28 Lg Chem, Ltd. Backlight unit including array of hyperbolically-shaped micro lenses
CN103412353A (zh) * 2013-08-26 2013-11-27 中国科学院光电技术研究所 一种基于两面图形结构的短焦距衍射透镜
CN107615107B (zh) * 2015-06-04 2020-07-31 三菱瓦斯化学株式会社 聚合物膜和使用其的显示器用光扩散膜
JP6588263B2 (ja) 2015-07-16 2019-10-09 デクセリアルズ株式会社 拡散板、表示装置、投影装置及び照明装置
WO2022138725A1 (ja) * 2020-12-23 2022-06-30 京セラ株式会社 拡散板、発光デバイス及びセンサモジュール
TW202514149A (zh) * 2023-08-08 2025-04-01 日商惠和股份有限公司 光學元件

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10283818A (ja) 1997-04-02 1998-10-23 Taiho Ind Co Ltd 面発光体及びその輝度均一化方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4924356A (en) * 1988-12-07 1990-05-08 General Electric Company Illumination system for a display device
JPH06301035A (ja) * 1993-04-16 1994-10-28 Dainippon Printing Co Ltd 面光源、それを用いた表示装置、及びそれらに用いるレンズシート
KR0168879B1 (ko) * 1992-12-25 1999-04-15 기따지마 요시또시 렌티큘러 렌즈, 면광원 및 액정 표시 장치
JP2951525B2 (ja) * 1993-11-29 1999-09-20 大日本印刷株式会社 面光源
JP3339765B2 (ja) 1995-06-29 2002-10-28 三菱レイヨン株式会社 背面投射型スクリーン
JPH0921907A (ja) * 1995-07-07 1997-01-21 Shimura Kaken Kogyo Kk プリズムシート及びそれを用いた照光装置
WO1997028403A1 (en) * 1996-02-01 1997-08-07 Mitsubishi Rayon Co., Ltd. Surface light source element and liquid crystal display device, sign device and traffic control sign device using same
JP3868819B2 (ja) * 2002-01-24 2007-01-17 大日本印刷株式会社 フレネルレンズシート、透過型投影スクリーン、および透過型投影ディスプレイ
US7125131B2 (en) * 2002-12-06 2006-10-24 General Electric Company Brightness enhancement film with improved view angle

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10283818A (ja) 1997-04-02 1998-10-23 Taiho Ind Co Ltd 面発光体及びその輝度均一化方法

Also Published As

Publication number Publication date
US20070242478A1 (en) 2007-10-18
WO2006036032A1 (ja) 2006-04-06
JPWO2006036032A1 (ja) 2008-05-15
US7695167B2 (en) 2010-04-13
EP1795923A1 (en) 2007-06-13
CN1947034B (zh) 2010-09-01
TWI329766B (enExample) 2010-09-01
JP5272309B2 (ja) 2013-08-28
KR20070061478A (ko) 2007-06-13
CN1947034A (zh) 2007-04-11
EP1795923A4 (en) 2010-10-06
TW200632466A (en) 2006-09-16

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