JP4579729B2 - 発光装置 - Google Patents

発光装置 Download PDF

Info

Publication number
JP4579729B2
JP4579729B2 JP2005079496A JP2005079496A JP4579729B2 JP 4579729 B2 JP4579729 B2 JP 4579729B2 JP 2005079496 A JP2005079496 A JP 2005079496A JP 2005079496 A JP2005079496 A JP 2005079496A JP 4579729 B2 JP4579729 B2 JP 4579729B2
Authority
JP
Japan
Prior art keywords
light
ring
light guide
emission
emitted
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
JP2005079496A
Other languages
English (en)
Japanese (ja)
Other versions
JP2006259521A5 (enExample
JP2006259521A (ja
Inventor
良治 天明
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
Priority to JP2005079496A priority Critical patent/JP4579729B2/ja
Priority to US11/369,101 priority patent/US20060209561A1/en
Priority to CNB2006100596886A priority patent/CN100538499C/zh
Publication of JP2006259521A publication Critical patent/JP2006259521A/ja
Publication of JP2006259521A5 publication Critical patent/JP2006259521A5/ja
Application granted granted Critical
Publication of JP4579729B2 publication Critical patent/JP4579729B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • G02B6/0005—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 of the fibre type
    • G02B6/001—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 of the fibre type the light being emitted along at least a portion of the lateral surface of the fibre
    • 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
    • G02B6/0066—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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stroboscope Apparatuses (AREA)
  • Light Guides In General And Applications Therefor (AREA)
JP2005079496A 2005-03-18 2005-03-18 発光装置 Expired - Fee Related JP4579729B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2005079496A JP4579729B2 (ja) 2005-03-18 2005-03-18 発光装置
US11/369,101 US20060209561A1 (en) 2005-03-18 2006-03-06 Light-emitting device and apparatus having the same
CNB2006100596886A CN100538499C (zh) 2005-03-18 2006-03-17 发光装置和具有该发光装置的设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005079496A JP4579729B2 (ja) 2005-03-18 2005-03-18 発光装置

Publications (3)

Publication Number Publication Date
JP2006259521A JP2006259521A (ja) 2006-09-28
JP2006259521A5 JP2006259521A5 (enExample) 2008-02-14
JP4579729B2 true JP4579729B2 (ja) 2010-11-10

Family

ID=37002576

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005079496A Expired - Fee Related JP4579729B2 (ja) 2005-03-18 2005-03-18 発光装置

Country Status (3)

Country Link
US (1) US20060209561A1 (enExample)
JP (1) JP4579729B2 (enExample)
CN (1) CN100538499C (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2475705A (en) * 2009-11-26 2011-06-01 Sharp Kk Camera flash
WO2012161140A1 (ja) * 2011-05-20 2012-11-29 ヤマハ株式会社 導光体
JP6132564B2 (ja) * 2013-01-25 2017-05-24 オリンパス株式会社 リング照明アダプター
WO2014117330A1 (en) * 2013-01-30 2014-08-07 Nokia Corporation Cover, portable electronic device using the same and method for manufacturing the same
JP2015111520A (ja) * 2013-12-06 2015-06-18 アルプス電気株式会社 照光装置
US10060590B2 (en) * 2015-10-05 2018-08-28 Fu An Industrial Co., Ltd. Light ring structure for vehicle lamp
JP6674277B2 (ja) * 2016-02-24 2020-04-01 オリンパス株式会社 照明用アダプタ
JP6674276B2 (ja) * 2016-02-24 2020-04-01 オリンパス株式会社 照明用アダプタ
US9989833B2 (en) * 2016-02-24 2018-06-05 Olympus Corporation Illumination apparatus and image pickup system including the same
JP2019519803A (ja) * 2016-04-26 2019-07-11 ルミレッズ リミテッド ライアビリティ カンパニー カメラレンズを取り囲むｌｅｄフラッシュリング
US10288983B2 (en) * 2016-04-26 2019-05-14 Lumileds Llc LED flash ring surrounding camera lens
CN107680482B (zh) * 2017-09-29 2021-04-06 北京小米移动软件有限公司 显示组件及电子设备
CN208457847U (zh) * 2018-02-09 2019-02-01 法雷奥市光（中国）车灯有限公司 导光部件、车灯和机动车辆
WO2021238805A1 (zh) 2020-05-26 2021-12-02 Oppo广东移动通信有限公司 摄像头模组及移动终端
EP4145820A4 (en) 2020-05-26 2023-10-11 Guangdong Oppo Mobile Telecommunications Corp., Ltd. CAMERA MODULE AND MOBILE TERMINAL

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07151919A (ja) * 1993-11-29 1995-06-16 Mitsutoyo Corp 画像処理型測定機の照明装置
JPH0843887A (ja) * 1994-08-02 1996-02-16 Olympus Optical Co Ltd カメラ
JP3549087B2 (ja) * 1998-02-12 2004-08-04 株式会社エンプラス 導光体、サイドライト型面光源装置及び液晶表示装置
JP2001057106A (ja) * 1999-08-19 2001-02-27 Minebea Co Ltd 面状照明装置
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
DE10119010C2 (de) * 2001-04-18 2003-05-28 Visteon Global Tech Inc Beleuchtungsanordnung für das Zündschloss eines Kraftfahrzeugs
US6969834B2 (en) * 2001-07-03 2005-11-29 Matsushita Electric Industrial Co., Ltd. Line type luminous device and induction heating cooker employing same
JP2003297107A (ja) * 2002-04-02 2003-10-17 Bridgestone Corp リング状発光体
JP2003297108A (ja) * 2002-04-02 2003-10-17 Bridgestone Corp リング状発光体
JP2004014122A (ja) * 2002-06-03 2004-01-15 Bridgestone Corp リング状発光体
JP4196073B2 (ja) * 2003-03-25 2008-12-17 パナソニック株式会社 面発光装置
JP2004296311A (ja) * 2003-03-27 2004-10-21 Matsushita Electric Ind Co Ltd 面発光装置
US7127163B2 (en) * 2004-08-19 2006-10-24 Eastman Kodak Company Ring light guide

Also Published As

Publication number Publication date
US20060209561A1 (en) 2006-09-21
CN1834769A (zh) 2006-09-20
CN100538499C (zh) 2009-09-09
JP2006259521A (ja) 2006-09-28

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