JP5272309B2 - 光学シート、バックライトおよび液晶表示装置 - Google Patents

光学シート、バックライトおよび液晶表示装置 Download PDF

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Publication number
JP5272309B2
JP5272309B2 JP2006537864A JP2006537864A JP5272309B2 JP 5272309 B2 JP5272309 B2 JP 5272309B2 JP 2006537864 A JP2006537864 A JP 2006537864A JP 2006537864 A JP2006537864 A JP 2006537864A JP 5272309 B2 JP5272309 B2 JP 5272309B2
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JP
Japan
Prior art keywords
sheet
optical sheet
light
convex portion
cylindrical lens
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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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JP2006537864A
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English (en)
Japanese (ja)
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JPWO2006036032A1 (ja
Inventor
光雄 有馬
純 清水
広和 小田桐
栄治 太田
慶 小幡
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Sony Corp
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Sony Corp
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Publication date
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Priority to JP2006537864A priority Critical patent/JP5272309B2/ja
Publication of JPWO2006036032A1 publication Critical patent/JPWO2006036032A1/ja
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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)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Lenses (AREA)
JP2006537864A 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 Expired - Fee Related JP5272309B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006537864A JP5272309B2 (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

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2004288518 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
JP2006537864A JP5272309B2 (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
JPWO2006036032A1 JPWO2006036032A1 (ja) 2008-05-15
JP5272309B2 true JP5272309B2 (ja) 2013-08-28

Family

ID=36119144

Family Applications (1)

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JP2006537864A Expired - Fee Related JP5272309B2 (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

Country Status (7)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014522996A (ja) * 2012-01-13 2014-09-08 エルジー・ケム・リミテッド マイクロレンズアレイシート及びこれを含むバックライトユニット

Families Citing this family (20)

* 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
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
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
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
KR20120007944A (ko) * 2010-07-15 2012-01-25 주식회사 엘지화학 광학 성능이 향상된 광학필름 및 이를 포함하는 백라이트 유닛
WO2012009506A2 (en) * 2010-07-15 2012-01-19 American Panel Corporation Shaped reflectors for enhanced optical diffusion in backlight assemblies
KR101265312B1 (ko) * 2011-03-15 2013-05-16 주식회사 엘지화학 마이크로 렌즈 어레이 시트 및 이를 포함하는 백라이트 유닛
US8926161B2 (en) * 2011-05-11 2015-01-06 Sharp Kabushiki Kaisha Display apparatus, multi-display system, and method for manufacturing display apparatus
US20150036213A1 (en) * 2011-06-23 2015-02-05 Hyunin CHUNG Integral Photography Sheet by Total Reflection
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
JP7483948B2 (ja) * 2020-12-23 2024-05-15 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 (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02214287A (ja) * 1988-12-07 1990-08-27 General Electric Co <Ge> 表示装置用の照明装置
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
JPH07151909A (ja) * 1993-11-29 1995-06-16 Dainippon Printing Co Ltd フィルムレンズ及びそれを用いた面光源
JPH0915730A (ja) * 1995-06-29 1997-01-17 Mitsubishi Rayon Co Ltd 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
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 (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0168879B1 (ko) * 1992-12-25 1999-04-15 기따지마 요시또시 렌티큘러 렌즈, 면광원 및 액정 표시 장치
EP0882930B1 (en) * 1996-02-01 2010-09-29 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 (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02214287A (ja) * 1988-12-07 1990-08-27 General Electric Co <Ge> 表示装置用の照明装置
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
JPH07151909A (ja) * 1993-11-29 1995-06-16 Dainippon Printing Co Ltd フィルムレンズ及びそれを用いた面光源
JPH0915730A (ja) * 1995-06-29 1997-01-17 Mitsubishi Rayon Co Ltd 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
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014522996A (ja) * 2012-01-13 2014-09-08 エルジー・ケム・リミテッド マイクロレンズアレイシート及びこれを含むバックライトユニット

Also Published As

Publication number Publication date
WO2006036032A1 (ja) 2006-04-06
CN1947034B (zh) 2010-09-01
JPWO2006036032A1 (ja) 2008-05-15
KR101090387B1 (ko) 2011-12-07
TW200632466A (en) 2006-09-16
US20070242478A1 (en) 2007-10-18
TWI329766B (https=) 2010-09-01
EP1795923A1 (en) 2007-06-13
KR20070061478A (ko) 2007-06-13
CN1947034A (zh) 2007-04-11
US7695167B2 (en) 2010-04-13
EP1795923A4 (en) 2010-10-06

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