TWI479207B - 導光面板 - Google Patents

導光面板 Download PDF

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Publication number
TWI479207B
TWI479207B TW100135411A TW100135411A TWI479207B TW I479207 B TWI479207 B TW I479207B TW 100135411 A TW100135411 A TW 100135411A TW 100135411 A TW100135411 A TW 100135411A TW I479207 B TWI479207 B TW I479207B
Authority
TW
Taiwan
Prior art keywords
light
distribution control
guide panel
control pattern
light distribution
Prior art date
Application number
TW100135411A
Other languages
English (en)
Chinese (zh)
Other versions
TW201229586A (en
Inventor
Atsunobu Fujii
Yusuke Akioka
Masashi Sano
Original Assignee
Omron Tateisi Electronics Co
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 Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Publication of TW201229586A publication Critical patent/TW201229586A/zh
Application granted granted Critical
Publication of TWI479207B publication Critical patent/TWI479207B/zh

Links

Classifications

    • 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
    • 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
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • 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
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0018—Redirecting means on the surface of the light guide
    • 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/006—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to produce indicia, symbols, texts or the like
    • 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
TW100135411A 2010-10-01 2011-09-30 導光面板 TWI479207B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010224241A JP5267531B2 (ja) 2010-10-01 2010-10-01 導光パネル

Publications (2)

Publication Number Publication Date
TW201229586A TW201229586A (en) 2012-07-16
TWI479207B true TWI479207B (zh) 2015-04-01

Family

ID=45892421

Family Applications (1)

Application Number Title Priority Date Filing Date
TW100135411A TWI479207B (zh) 2010-10-01 2011-09-30 導光面板

Country Status (3)

Country Link
JP (1) JP5267531B2 (ja)
TW (1) TWI479207B (ja)
WO (1) WO2012042938A1 (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013161941A1 (ja) * 2012-04-27 2013-10-31 株式会社ニコン 導光板、光源装置及び電子機器
US9952372B2 (en) 2013-03-15 2018-04-24 Cree, Inc. Luminaire utilizing waveguide
US9568662B2 (en) 2013-03-15 2017-02-14 Cree, Inc. Optical waveguide body
EP2972532B1 (en) * 2013-03-15 2021-05-05 Ideal Industries Lighting Llc Optical waveguide body
JP6380739B2 (ja) * 2014-05-15 2018-08-29 スタンレー電気株式会社 面光源装置
JP6199915B2 (ja) 2015-02-05 2017-09-20 ミネベアミツミ株式会社 面状照明装置
JP6523077B2 (ja) * 2015-06-30 2019-05-29 株式会社エス・ケー・ジー 導光板及び表示看板
KR102129660B1 (ko) * 2018-05-03 2020-07-03 황근호 빛 방향 조절 가능한 면 조명 발광 장치 및 면 조명 발광 장치 생성 방법
CN110131663A (zh) * 2019-06-10 2019-08-16 马瑞利汽车零部件(芜湖)有限公司 具有鳞状发光效果的光学系统及其车灯
JP2022122322A (ja) * 2021-02-10 2022-08-23 株式会社小糸製作所 車両用ランプ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004259688A (ja) * 2003-02-28 2004-09-16 Sanyo Electric Co Ltd 導光板およびバックライト装置および表示装置
US20070165419A1 (en) * 2004-02-27 2007-07-19 Minebea Co., Ltd. Spread illuminating apparatus having light reflecting sheet with light diffusing portions

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004259688A (ja) * 2003-02-28 2004-09-16 Sanyo Electric Co Ltd 導光板およびバックライト装置および表示装置
US20070165419A1 (en) * 2004-02-27 2007-07-19 Minebea Co., Ltd. Spread illuminating apparatus having light reflecting sheet with light diffusing portions

Also Published As

Publication number Publication date
JP5267531B2 (ja) 2013-08-21
WO2012042938A1 (ja) 2012-04-05
TW201229586A (en) 2012-07-16
JP2012079559A (ja) 2012-04-19

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