KR20110030318A - 라이트 가이드, 광원 장치 및 판독 장치 - Google Patents

라이트 가이드, 광원 장치 및 판독 장치 Download PDF

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Publication number
KR20110030318A
KR20110030318A KR1020100086317A KR20100086317A KR20110030318A KR 20110030318 A KR20110030318 A KR 20110030318A KR 1020100086317 A KR1020100086317 A KR 1020100086317A KR 20100086317 A KR20100086317 A KR 20100086317A KR 20110030318 A KR20110030318 A KR 20110030318A
Authority
KR
South Korea
Prior art keywords
light
incident
light guide
reflecting
lens
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.)
Withdrawn
Application number
KR1020100086317A
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English (en)
Korean (ko)
Inventor
코야 노모토
노부아키 쿠리바라
카즈히토 쿠니시마
Original Assignee
소니 주식회사
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 소니 주식회사 filed Critical 소니 주식회사
Publication of KR20110030318A publication Critical patent/KR20110030318A/ko
Withdrawn legal-status Critical Current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
    • G02B6/0015—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
    • G02B6/002—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging 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
    • G02B6/0035—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
    • G02B6/0045—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 by shaping at least a portion 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0073—Light emitting diode [LED]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
    • H04N1/02845—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array
    • H04N1/02855—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array in combination with a light guide, e.g. optical fibre, glass plate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
    • H04N1/02845—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array
    • H04N1/02865—Means for illuminating the original, not specific to a particular type of pick-up head using an elongated light source, e.g. tubular lamp, LED array using an array of light sources or a combination of such arrays, e.g. an LED bar
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/024—Details of scanning heads ; Means for illuminating the original
    • H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
    • H04N1/02815—Means for illuminating the original, not specific to a particular type of pick-up head
    • H04N1/02885—Means for compensating spatially uneven illumination, e.g. an aperture arrangement

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Facsimile Heads (AREA)
  • Planar Illumination Modules (AREA)
  • Image Input (AREA)
KR1020100086317A 2009-09-17 2010-09-03 라이트 가이드, 광원 장치 및 판독 장치 Withdrawn KR20110030318A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009215547A JP5499592B2 (ja) 2009-09-17 2009-09-17 ライトガイド、光源装置及び読取装置
JPJP-P-2009-215547 2009-09-17

Publications (1)

Publication Number Publication Date
KR20110030318A true KR20110030318A (ko) 2011-03-23

Family

ID=43086522

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020100086317A Withdrawn KR20110030318A (ko) 2009-09-17 2010-09-03 라이트 가이드, 광원 장치 및 판독 장치

Country Status (5)

Country Link
US (1) US8876355B2 (enExample)
EP (1) EP2299300B1 (enExample)
JP (1) JP5499592B2 (enExample)
KR (1) KR20110030318A (enExample)
CN (1) CN102022696B (enExample)

Cited By (1)

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KR20150144847A (ko) * 2014-06-17 2015-12-29 엘지디스플레이 주식회사 백라이트 유닛 및 이를 구비하는 표시장치

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KR20120105810A (ko) * 2011-03-16 2012-09-26 삼성디스플레이 주식회사 백라이트 어셈블리 및 이를 갖는 표시 장치
US9081125B2 (en) 2011-08-08 2015-07-14 Quarkstar Llc Illumination devices including multiple light emitting elements
US9028120B2 (en) * 2011-08-08 2015-05-12 Quarkstar Llc Illumination devices including multiple light emitting elements
JP5836723B2 (ja) * 2011-09-16 2015-12-24 キヤノン株式会社 導光体および照明装置並びに画像読取装置
JP5836740B2 (ja) * 2011-09-29 2015-12-24 キヤノン株式会社 導光体および照明装置並びに画像読取装置
JP5565775B2 (ja) * 2011-10-25 2014-08-06 株式会社栗原工業 Ｌｅｄ照明装置
JP5995459B2 (ja) * 2012-02-24 2016-09-21 キヤノン株式会社 導光体、照明装置、および画像読取装置
JP6016524B2 (ja) * 2012-08-23 2016-10-26 キヤノン株式会社 照明装置および画像読取装置
JP6030388B2 (ja) * 2012-09-12 2016-11-24 シャープ株式会社 冷蔵庫
US9746173B2 (en) 2012-09-13 2017-08-29 Quarkstar Llc Illumination devices including enclosure panels with luminaire modules
CN104755832B (zh) 2012-09-13 2018-12-21 夸克星有限责任公司 提供直接和间接照明的照明系统
WO2014124285A2 (en) 2013-02-08 2014-08-14 Quarkstar Llc Illumination device providing direct and indirect illumination
US9410680B2 (en) 2013-04-19 2016-08-09 Quarkstar Llc Illumination devices with adjustable optical elements
US10473847B2 (en) 2013-07-18 2019-11-12 Quarkstar Llc Illumination device having a light guide with leaky side surfaces
US9983345B2 (en) 2013-09-17 2018-05-29 Quarkstar Llc Luminaire with luminaire module
JP6085276B2 (ja) * 2014-09-29 2017-02-22 本田技研工業株式会社 灯具
US9348080B1 (en) 2014-11-18 2016-05-24 Quarkstar Llc Wall wash luminaire with light guide and optical element therefore
DE102015001695A1 (de) * 2015-02-10 2016-08-11 Audi Ag Beleuchtungsvorrichtung für einen Scheinwerfer eines Kraftfahrzeugs sowie Verfahren zum Betreiben einer Beleuchtungsvorrichtung
JP2016171423A (ja) 2015-03-12 2016-09-23 キヤノン株式会社 画像読取装置
US10136020B2 (en) * 2016-03-18 2018-11-20 Canon Kabushiki Kaisha Image reading apparatus and image forming apparatus
TR201612442A2 (tr) * 2016-09-02 2018-03-21 Arcelik As Aydinlatma vasitasi i̇çeren bi̇r firin
JP6779737B2 (ja) * 2016-10-13 2020-11-04 キヤノン株式会社 画像読取装置及び画像形成装置
US10330902B1 (en) 2017-06-16 2019-06-25 Dbm Reflex Enterprises Inc. Illumination optics and devices
US11249236B2 (en) 2018-01-25 2022-02-15 Lmpg Inc. Light guide

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JP2000358130A (ja) * 1999-06-15 2000-12-26 Rohm Co Ltd 画像読み取り装置およびこれに用いる導光用ユニット
US6979428B2 (en) 2003-08-01 2005-12-27 Steris Inc. Fluid over-flow/make-up air assembly for reprocessor
JP4093990B2 (ja) * 2004-05-26 2008-06-04 日本板硝子株式会社 導光体、ライン照明装置および画像読取装置
JP2006156368A (ja) * 2004-11-02 2006-06-15 Hisashi Kojima 導光板及びバックライト装置
KR20080012893A (ko) * 2005-05-12 2008-02-12 닛본 이따 가라스 가부시끼가이샤 도광체 및 화상 판독 장치
JP4788577B2 (ja) 2006-11-10 2011-10-05 ソニー株式会社 ライトガイド、光源装置及び電子機器
CN101196576A (zh) * 2006-12-08 2008-06-11 鸿富锦精密工业（深圳）有限公司 光学板
CN101359065B (zh) * 2007-07-30 2012-03-21 亚洲光学股份有限公司 导光组件及光源模块
CN101377280A (zh) * 2007-08-30 2009-03-04 精碟科技股份有限公司 扫描装置的光源模组
JP2009065621A (ja) * 2007-09-10 2009-03-26 Rohm Co Ltd 導光体、線状光源、およびイメージセンサモジュール
JP5100278B2 (ja) * 2007-09-25 2012-12-19 キヤノン株式会社 導光光学系及びそれを用いた原稿照明装置及びそれを用いた画像読取装置
JP2009093808A (ja) * 2007-10-03 2009-04-30 Sharp Corp 照明装置および液晶表示装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150144847A (ko) * 2014-06-17 2015-12-29 엘지디스플레이 주식회사 백라이트 유닛 및 이를 구비하는 표시장치

Also Published As

Publication number Publication date
JP2011065864A (ja) 2011-03-31
EP2299300A2 (en) 2011-03-23
EP2299300A3 (en) 2012-07-04
CN102022696A (zh) 2011-04-20
JP5499592B2 (ja) 2014-05-21
EP2299300B1 (en) 2014-06-18
US20110063870A1 (en) 2011-03-17
US8876355B2 (en) 2014-11-04
CN102022696B (zh) 2013-04-03

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Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 20100903

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid