CN100533250C - 发光装置和具有该发光装置的设备 - Google Patents

发光装置和具有该发光装置的设备 Download PDF

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Publication number
CN100533250C
CN100533250C CNB200610059698XA CN200610059698A CN100533250C CN 100533250 C CN100533250 C CN 100533250C CN B200610059698X A CNB200610059698X A CN B200610059698XA CN 200610059698 A CN200610059698 A CN 200610059698A CN 100533250 C CN100533250 C CN 100533250C
Authority
CN
China
Prior art keywords
light
optical element
exit surface
guide device
annular section
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
CNB200610059698XA
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English (en)
Chinese (zh)
Other versions
CN1834770A (zh
Inventor
天明良治
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of CN1834770A publication Critical patent/CN1834770A/zh
Application granted granted Critical
Publication of CN100533250C publication Critical patent/CN100533250C/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G02B6/0013—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
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/02—Illuminating scene
    • G03B15/03—Combinations of cameras with lighting apparatus; Flash units
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
    • 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
    • G02B6/0013—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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0078—Side-by-side arrangements, e.g. for large area displays
    • G02B6/008—Side-by-side arrangements, e.g. for large area displays of the partially overlapping type
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B2215/00—Special procedures for taking photographs; Apparatus therefor
    • G03B2215/05—Combinations of cameras with electronic flash units
    • G03B2215/0514—Separate unit
    • G03B2215/0517—Housing
    • G03B2215/0539—Ringflash

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stroboscope Apparatuses (AREA)
  • Studio Devices (AREA)
  • Led Device Packages (AREA)
CNB200610059698XA 2005-03-17 2006-03-17 发光装置和具有该发光装置的设备 Expired - Fee Related CN100533250C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005078094A JP4677256B2 (ja) 2005-03-17 2005-03-17 発光装置
JP2005078094 2005-03-17

Publications (2)

Publication Number Publication Date
CN1834770A CN1834770A (zh) 2006-09-20
CN100533250C true CN100533250C (zh) 2009-08-26

Family

ID=37002577

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB200610059698XA Expired - Fee Related CN100533250C (zh) 2005-03-17 2006-03-17 发光装置和具有该发光装置的设备

Country Status (3)

Country Link
US (1) US7422353B2 (enExample)
JP (1) JP4677256B2 (enExample)
CN (1) CN100533250C (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107121874A (zh) * 2016-02-24 2017-09-01 奥林巴斯株式会社 照明用装置

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TWM288941U (en) * 2005-08-23 2006-03-21 Instr Technology Res Er Ct Near-photographing device having illumination
JP2008134438A (ja) * 2006-11-28 2008-06-12 Fujifilm Corp カメラ
US7817874B2 (en) * 2006-12-06 2010-10-19 Micron Technology, Inc. Image sensor occlusion localization and correction apparatus, systems, and methods
KR100782565B1 (ko) * 2007-01-11 2007-12-07 알티전자 주식회사 광도파관을 적용한 휴대 단말기용 플래시 모듈
GB2446444A (en) * 2007-02-06 2008-08-13 Bowens Internat Ltd Reflective camera illumination light guide or flash guide with annular light emission orifice.
ITBO20070853A1 (it) * 2007-12-28 2009-06-29 Scriba Nanotecnologie S R L Dispositivo per l'acquisizione di simboli, quali codici a barre e simili, per apparecchi foto-video digitali e simili.
USD636523S1 (en) * 2008-03-28 2011-04-19 Omron Corporation Light guiding member
US8118463B2 (en) * 2008-09-30 2012-02-21 Microsoft Corporation Uniformly lighting a cylindrical cavity via a prism
US8339028B2 (en) * 2009-06-30 2012-12-25 Apple Inc. Multicolor light emitting diodes
CN102576102B (zh) * 2009-10-30 2014-12-31 富士通先端科技株式会社 摄像装置的照明光学系统
EP2495682B1 (en) * 2009-10-30 2018-07-25 Fujitsu Frontech Limited Illumination optical system of image capturing device
GB2475705A (en) * 2009-11-26 2011-06-01 Sharp Kk Camera flash
DE102011078607A1 (de) * 2011-03-15 2012-09-20 Automotive Lighting Reutlingen Gmbh Beleuchtungseinrichtung für Kraftfahrzeug
US8428644B1 (en) * 2012-01-20 2013-04-23 Hooshmand Harooni Integrated lighting accessory and case for a mobile phone device
FR2994909B1 (fr) * 2012-08-30 2015-07-17 Delphi Tech Inc Dispositif d'affichage equipe d'un guide de lumiere.
DE102013218739A1 (de) * 2013-09-18 2015-03-19 Automotive Lighting Reutlingen Gmbh Beleuchtungseinrichtung eines Kraftfahrzeugs
CN103591515B (zh) * 2013-11-25 2016-01-20 福州丹诺西诚电子科技有限公司 一种汽车旋钮导光件及汽车旋钮
DE102014211963A1 (de) * 2014-06-23 2015-12-24 Volkswagen Aktiengesellschaft Kraftfahrzeugbeleuchtungseinrichtung
EP3405837B1 (en) 2016-01-21 2021-12-08 Lumileds LLC Uniform, efficient, and color tunable ring flash for camera using leds with light emission from multiple sides
US11199755B2 (en) 2016-02-23 2021-12-14 Lumileds Llc Illumination device with light guide having angled light-accepting surfaces
JP6151873B1 (ja) * 2017-02-10 2017-06-21 Ｌｕｍｉｏｔｅｃ株式会社 有機エレクトロルミネッセント装置、ディスプレイ装置、照明装置
US20190170734A1 (en) * 2017-10-26 2019-06-06 Essenlix Corporation Compact Illuminator, Imaging and Systems and the Use of the Same
DE102019002540A1 (de) * 2018-04-11 2019-10-17 Canon Kabushiki Kaisha Beleuchtungsvorrichtung
CN111366909B (zh) * 2019-04-12 2022-12-02 上海禾赛科技有限公司 激光雷达
CN110778985A (zh) * 2019-12-04 2020-02-11 马瑞利汽车零部件(芜湖)有限公司 一种增加照射宽度的光学系统
DE102022131036A1 (de) 2022-11-23 2024-05-23 Marelli Automotive Lighting Reutlingen (Germany) GmbH Kraftfahrzeugleuchte mit zwei in ihrer Abstrahlrichtung hintereinander angeordneten Lichtleitern
USD1072916S1 (en) * 2024-10-21 2025-04-29 Pandeng Wang Projector

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CN2445352Y (zh) * 2000-10-08 2001-08-29 温州市光宝摄影器材有限公司 一种闪光灯
JP2001255574A (ja) * 2000-03-09 2001-09-21 Olympus Optical Co Ltd ストロボ装置及びストロボアダプタ
JP2002296647A (ja) * 2001-03-29 2002-10-09 Minolta Co Ltd 閃光発光装置
JP2004361552A (ja) * 2003-06-03 2004-12-24 Mitsutoyo Corp リング照明装置

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KR100368000B1 (ko) 1999-03-24 2003-01-14 조성환 카메라용 링 라이트 가이드 장치
JP2001135118A (ja) * 1999-11-02 2001-05-18 Toshiba Corp 面光源装置及びそれを用いた平面表示装置
DE10119010C2 (de) * 2001-04-18 2003-05-28 Visteon Global Tech Inc Beleuchtungsanordnung für das Zündschloss eines Kraftfahrzeugs
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JP2001255574A (ja) * 2000-03-09 2001-09-21 Olympus Optical Co Ltd ストロボ装置及びストロボアダプタ
CN2445352Y (zh) * 2000-10-08 2001-08-29 温州市光宝摄影器材有限公司 一种闪光灯
JP2002296647A (ja) * 2001-03-29 2002-10-09 Minolta Co Ltd 閃光発光装置
JP2004361552A (ja) * 2003-06-03 2004-12-24 Mitsutoyo Corp リング照明装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107121874A (zh) * 2016-02-24 2017-09-01 奥林巴斯株式会社 照明用装置
CN107121874B (zh) * 2016-02-24 2019-08-13 奥林巴斯株式会社 照明用装置

Also Published As

Publication number Publication date
CN1834770A (zh) 2006-09-20
JP4677256B2 (ja) 2011-04-27
JP2006259379A (ja) 2006-09-28
US20060209524A1 (en) 2006-09-21
US7422353B2 (en) 2008-09-09

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090826

Termination date: 20160317