CN202720351U - 导光板、表面光源设备、透射型图像显示设备 - Google Patents

导光板、表面光源设备、透射型图像显示设备 Download PDF

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Publication number
CN202720351U
CN202720351U CN2012202624966U CN201220262496U CN202720351U CN 202720351 U CN202720351 U CN 202720351U CN 2012202624966 U CN2012202624966 U CN 2012202624966U CN 201220262496 U CN201220262496 U CN 201220262496U CN 202720351 U CN202720351 U CN 202720351U
Authority
CN
China
Prior art keywords
light
prism
guide plate
unit
light guide
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.)
Expired - Fee Related
Application number
CN2012202624966U
Other languages
English (en)
Chinese (zh)
Inventor
太田宽史
关口泰广
百田健太郎
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.)
Sumitomo Corp
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Application granted granted Critical
Publication of CN202720351U publication Critical patent/CN202720351U/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • 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
    • G02B6/0013—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
    • G02B6/003—Lens or lenticular 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
    • G02F1/133606—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
    • G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
    • 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)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
CN2012202624966U 2011-06-07 2012-06-05 导光板、表面光源设备、透射型图像显示设备 Expired - Fee Related CN202720351U (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011127461 2011-06-07
JP2011-127461 2011-06-07

Publications (1)

Publication Number Publication Date
CN202720351U true CN202720351U (zh) 2013-02-06

Family

ID=47303282

Family Applications (3)

Application Number Title Priority Date Filing Date
CN2012202624966U Expired - Fee Related CN202720351U (zh) 2011-06-07 2012-06-05 导光板、表面光源设备、透射型图像显示设备
CN201210183375.7A Expired - Fee Related CN102819060B (zh) 2011-06-07 2012-06-05 导光板、表面光源设备、透射型图像显示设备
CN201510111784.XA Expired - Fee Related CN104777547B (zh) 2011-06-07 2012-06-05 导光板、表面光源设备、透射型图像显示设备

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN201210183375.7A Expired - Fee Related CN102819060B (zh) 2011-06-07 2012-06-05 导光板、表面光源设备、透射型图像显示设备
CN201510111784.XA Expired - Fee Related CN104777547B (zh) 2011-06-07 2012-06-05 导光板、表面光源设备、透射型图像显示设备

Country Status (5)

Country Link
JP (1) JP5380580B2 (ja)
KR (1) KR20120135875A (ja)
CN (3) CN202720351U (ja)
PL (1) PL399456A1 (ja)
TW (1) TWI556024B (ja)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140268879A1 (en) * 2013-03-14 2014-09-18 Panasonic Corporation Transparent waveguide diffuser for lighting and methods of manufacturing transparent waveguide diffuser
JP6188641B2 (ja) * 2014-01-28 2017-08-30 株式会社エンプラス 面光源装置および表示装置
CN105444047B (zh) * 2015-10-22 2019-04-19 广东三雄极光照明股份有限公司 一种方形led筒灯
TWI759451B (zh) * 2017-03-31 2022-04-01 日商巴川製紙所股份有限公司 使用各向異性光學膜之導光積層體及使用該導光積層體的面狀光源裝置
WO2019003730A1 (ja) * 2017-06-29 2019-01-03 株式会社アスカネット 立体像結像装置及び立体像結像装置の製造方法
TWI657277B (zh) * 2018-03-06 2019-04-21 友達光電股份有限公司 顯示裝置
CN108398742B (zh) * 2018-03-13 2020-02-18 京东方科技集团股份有限公司 一种导光板、背光结构及其制作方法、显示装置
JP7279062B2 (ja) * 2018-09-28 2023-05-22 株式会社巴川製紙所 異方性光学フィルムを用いた導光積層体、及び、それを用いた表示装置用面状照明装置
CN111221069B (zh) 2018-11-23 2022-04-12 群创光电股份有限公司 背光模块及其导光板与应用背光模块的显示装置
CN110967867A (zh) * 2019-11-20 2020-04-07 厦门天马微电子有限公司 背光模组和显示装置
CN115291429B (zh) * 2022-08-05 2023-07-25 武汉华星光电技术有限公司 一种液晶显示面板

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2950219B2 (ja) * 1995-10-13 1999-09-20 オムロン株式会社 面光源装置、当該面光源装置を用いた画像表示装置及び当該面光源装置に用いるプリズムアレイ
JP4049624B2 (ja) * 2001-07-27 2008-02-20 株式会社エンプラス 面光源装置、画像表示装置及び導光板
JP4055056B2 (ja) * 2002-07-19 2008-03-05 ミネベア株式会社 面状照明装置
JP2004069879A (ja) * 2002-08-05 2004-03-04 Hitachi Ltd 液晶表示装置
JP2005249882A (ja) * 2004-03-01 2005-09-15 Miyakawa:Kk 液晶表示装置
TWI363888B (en) * 2008-09-22 2012-05-11 Au Optronics Corp Light guide plate, backlight module and liquid crystal dislay
CN101750666B (zh) * 2008-12-05 2012-05-30 清华大学 导光板以及使用该导光板的背光模组
JP5437652B2 (ja) * 2009-01-30 2014-03-12 恵和株式会社 導光シート及びこれを用いたバックライトユニット
TWI375774B (en) * 2009-02-12 2012-11-01 Yuuichi Suzuki Lighting apparatus and display apparatus

Also Published As

Publication number Publication date
KR20120135875A (ko) 2012-12-17
PL399456A1 (pl) 2012-12-17
JP2013016472A (ja) 2013-01-24
CN104777547A (zh) 2015-07-15
JP5380580B2 (ja) 2014-01-08
CN104777547B (zh) 2016-10-12
TW201305627A (zh) 2013-02-01
CN102819060A (zh) 2012-12-12
CN102819060B (zh) 2015-07-22
TWI556024B (zh) 2016-11-01

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130206

Termination date: 20190605

CF01 Termination of patent right due to non-payment of annual fee