WO2009069304A1 - レンズシート複合体 - Google Patents

レンズシート複合体 Download PDF

Info

Publication number
WO2009069304A1
WO2009069304A1 PCT/JP2008/003499 JP2008003499W WO2009069304A1 WO 2009069304 A1 WO2009069304 A1 WO 2009069304A1 JP 2008003499 W JP2008003499 W JP 2008003499W WO 2009069304 A1 WO2009069304 A1 WO 2009069304A1
Authority
WO
WIPO (PCT)
Prior art keywords
lens sheet
composite
sheet composite
perceptibility
handleability
Prior art date
Application number
PCT/JP2008/003499
Other languages
English (en)
French (fr)
Inventor
Minori Yamaguchi
Yukinobu Yamazaki
Shunichi Umemoto
Taizo Yasumoto
Yoshikuni Morita
Original Assignee
Goyo Paper Working 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 Goyo Paper Working Co., Ltd. filed Critical Goyo Paper Working Co., Ltd.
Priority to JP2009542855A priority Critical patent/JP4551485B2/ja
Publication of WO2009069304A1 publication Critical patent/WO2009069304A1/ja

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
    • G02B5/0273—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
    • 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
    • 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)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

　拡散板３とレンズシート２を全面に分布された微小な接着部４ａで貼り合せてなるレンズシート複合体であって、前記レンズシート２は拡散粒子５を含むことを特徴とするレンズシート複合体１を提供する。 　本発明のレンズシート複合体は、熱膨張率が異なっていても撓みや歪みが生じず、均一な光学性能が得られるとともに、取り扱い性や組み立て作業性が良好で、正面輝度を損なうことなく光源を視認しにくくした液晶表示装置用バックライトに適している。
PCT/JP2008/003499 2007-11-28 2008-11-27 レンズシート複合体 WO2009069304A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2009542855A JP4551485B2 (ja) 2007-11-28 2008-11-27 レンズシート複合体

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007306740 2007-11-28
JP2007-306740 2007-11-28

Publications (1)

Publication Number Publication Date
WO2009069304A1 true WO2009069304A1 (ja) 2009-06-04

Family

ID=40678216

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/003499 WO2009069304A1 (ja) 2007-11-28 2008-11-27 レンズシート複合体

Country Status (2)

Country Link
JP (1) JP4551485B2 (ja)
WO (1) WO2009069304A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103649629A (zh) * 2011-07-11 2014-03-19 Lg伊诺特有限公司 照明装置
JP2017207703A (ja) * 2016-05-20 2017-11-24 恵和株式会社 光学ユニット及び光学ユニットの製造方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08146207A (ja) * 1994-11-24 1996-06-07 Sekisui Chem Co Ltd 光拡散シート
JPH08184704A (ja) * 1995-01-06 1996-07-16 Sekisui Chem Co Ltd 光制御シート
JPH1048430A (ja) * 1996-08-07 1998-02-20 Goyo Paper Working Co Ltd 集光性拡散板及びそれを用いたバックライト用照明パネル
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
JP2006337753A (ja) * 2005-06-02 2006-12-14 Mitsubishi Rayon Co Ltd 光拡散偏向シート及びその製造方法
JP2007178792A (ja) * 2005-12-28 2007-07-12 Mitsubishi Rayon Co Ltd 光拡散フィルム及びそれを用いた複合光学素子
JP2007206569A (ja) * 2006-02-03 2007-08-16 Daicel Chem Ind Ltd 光学シート
JP2007225686A (ja) * 2006-02-21 2007-09-06 Fujifilm Corp 光学シート、並びに光源装置及び表示装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070109134A (ko) * 2006-05-09 2007-11-15 엘지전자 주식회사 프리즘 시트, 이를 구비한 백라이트 유닛 및 액정표시장치

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08146207A (ja) * 1994-11-24 1996-06-07 Sekisui Chem Co Ltd 光拡散シート
JPH08184704A (ja) * 1995-01-06 1996-07-16 Sekisui Chem Co Ltd 光制御シート
JPH1048430A (ja) * 1996-08-07 1998-02-20 Goyo Paper Working Co Ltd 集光性拡散板及びそれを用いたバックライト用照明パネル
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
JP2006337753A (ja) * 2005-06-02 2006-12-14 Mitsubishi Rayon Co Ltd 光拡散偏向シート及びその製造方法
JP2007178792A (ja) * 2005-12-28 2007-07-12 Mitsubishi Rayon Co Ltd 光拡散フィルム及びそれを用いた複合光学素子
JP2007206569A (ja) * 2006-02-03 2007-08-16 Daicel Chem Ind Ltd 光学シート
JP2007225686A (ja) * 2006-02-21 2007-09-06 Fujifilm Corp 光学シート、並びに光源装置及び表示装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103649629A (zh) * 2011-07-11 2014-03-19 Lg伊诺特有限公司 照明装置
JP2017207703A (ja) * 2016-05-20 2017-11-24 恵和株式会社 光学ユニット及び光学ユニットの製造方法

Also Published As

Publication number Publication date
JP4551485B2 (ja) 2010-09-29
JPWO2009069304A1 (ja) 2011-04-07

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