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HK1199343A1 - Light source unit and image reading device - Google Patents

Light source unit and image reading device Download PDF

Info

Publication number
HK1199343A1
HK1199343A1 HK14112818.9A HK14112818A HK1199343A1 HK 1199343 A1 HK1199343 A1 HK 1199343A1 HK 14112818 A HK14112818 A HK 14112818A HK 1199343 A1 HK1199343 A1 HK 1199343A1
Authority
HK
Hong Kong
Prior art keywords
light
light source
source unit
wavelength
reflection
Prior art date
Application number
HK14112818.9A
Other languages
English (en)
Chinese (zh)
Inventor
荒牧徹
荒牧彻
長谷川洋
长谷川洋
伊藤篤
伊藤笃
莊司俊明
庄司俊明
Original Assignee
三菱电机株式会社
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 三菱电机株式会社 filed Critical 三菱电机株式会社
Publication of HK1199343A1 publication Critical patent/HK1199343A1/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • F21V7/04—Optical design
    • 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
    • G02B6/0096—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the lights guides being of the hollow type
    • 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
    • H04N1/0282—Using a single or a few point light sources, e.g. a laser diode
    • H04N1/02825—Using a single or a few point light sources, e.g. a laser diode in combination with at least one reflector which is fixed in relation to the light source
    • 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
    • H04N1/0282—Using a single or a few point light sources, e.g. a laser diode
    • H04N1/02835—Using a single or a few point light sources, e.g. a laser diode 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
    • H04N1/02895—Additional elements in the illumination means or cooperating with the illumination means, e.g. filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Facsimile Heads (AREA)
  • Inspection Of Paper Currency And Valuable Securities (AREA)
  • Planar Illumination Modules (AREA)
  • Led Device Packages (AREA)
  • Image Input (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
HK14112818.9A 2011-12-27 2012-12-25 Light source unit and image reading device HK1199343A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011-286091 2011-12-27
JP2011286091 2011-12-27
PCT/JP2012/083404 WO2013099836A1 (ja) 2011-12-27 2012-12-25 光源ユニットおよび画像読取装置

Publications (1)

Publication Number Publication Date
HK1199343A1 true HK1199343A1 (en) 2015-06-26

Family

ID=48697321

Family Applications (1)

Application Number Title Priority Date Filing Date
HK14112818.9A HK1199343A1 (en) 2011-12-27 2012-12-25 Light source unit and image reading device

Country Status (6)

Country Link
US (1) US9273848B2 (ja)
EP (1) EP2800348B1 (ja)
JP (2) JP5635203B2 (ja)
CN (1) CN104012071B (ja)
HK (1) HK1199343A1 (ja)
WO (1) WO2013099836A1 (ja)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6008550B2 (ja) * 2012-04-18 2016-10-19 キヤノン株式会社 原稿読取装置
USD713592S1 (en) * 2012-09-27 2014-09-16 J.W. Speaker Corporation Lighting device
CN103546659A (zh) * 2013-10-31 2014-01-29 威海华菱光电股份有限公司 用于接触式图像传感器的光源单元和接触式图像传感器
JP6152041B2 (ja) * 2013-11-18 2017-06-21 信越ポリマー株式会社 オフセット印刷用ブランケット、オフセット印刷装置、及びオフセット印刷方法
US9894233B2 (en) 2014-03-17 2018-02-13 Mitsubishi Electric Corporation Lighting apparatus and image reading apparatus
JP6463912B2 (ja) * 2014-06-25 2019-02-06 株式会社ヴィーネックス ライン光源及びイメージセンサユニット
JP6100815B2 (ja) * 2015-02-18 2017-03-22 株式会社Pfu 光源ユニット
US10522251B2 (en) 2016-07-08 2019-12-31 International Business Machines Corporation Infrared detectors and thermal tags for real-time activity monitoring
US10376186B2 (en) * 2016-10-18 2019-08-13 International Business Machines Corporation Thermal tags for real-time activity monitoring and methods for fabricating the same
US10311273B2 (en) 2016-10-18 2019-06-04 International Business Machines Corporation Thermal tags for real-time activity monitoring and methods for detecting the same
IT201800005003A1 (it) * 2018-05-02 2019-11-02 Dispositivo di illuminazione a led.
US11102369B2 (en) * 2018-09-05 2021-08-24 Mitsubishi Electric Corporation Image reading device
CN114467291B (zh) * 2019-10-04 2024-08-09 三菱电机株式会社 图像传感器单元和图像传感器单元的制造方法
US11852860B2 (en) 2020-03-09 2023-12-26 Hewlett-Packard Development Company, L.P. Scanning device light guide assembly having compliant member
JP2023131423A (ja) * 2022-03-09 2023-09-22 グローリー株式会社 イメージセンサ用照明装置、イメージセンサ、紙葉類識別装置及び紙葉類処理装置

Family Cites Families (15)

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Publication number Priority date Publication date Assignee Title
JPH0894809A (ja) 1994-09-26 1996-04-12 Ono Gijutsu Kenkyusho:Kk 多孔質ゲル乾燥皮膜を塗被してなる拡散反射部材とその製法
US5739879A (en) * 1995-11-13 1998-04-14 Industrial Technology Research Institute Backlighting device for liquid crystal displays
JPH10276298A (ja) * 1997-03-31 1998-10-13 Rohm Co Ltd 線状光源装置、これを備えた画像読み取り装置、および樹脂パッケージ型ｌｅｄ光源
US6186649B1 (en) * 1998-04-16 2001-02-13 Honeywell International Inc. Linear illumination sources and systems
JP2000222908A (ja) 1999-01-28 2000-08-11 Bridgestone Corp 線状発光体の製造方法
JP4420151B2 (ja) 2000-02-18 2010-02-24 株式会社カネカ Ｕｖライン光源ユニット
JP4057003B2 (ja) 2004-09-22 2008-03-05 シャープ株式会社 光除電装置及びそれを用いた画像形成装置
TWI448643B (zh) * 2007-05-20 2014-08-11 3M Innovative Properties Co 背光與利用背光之顯示系統
JP2009284373A (ja) 2008-05-26 2009-12-03 Nippon Sheet Glass Co Ltd 紫外線ライン照明装置、密着型イメージセンサ、画像読取装置および縮小光学系画像読取装置
JP5012790B2 (ja) 2008-07-18 2012-08-29 三菱電機株式会社 照明装置及びそれを用いた画像読取装置
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JP5533505B2 (ja) * 2009-12-18 2014-06-25 ウシオ電機株式会社 線状光源
JP5494397B2 (ja) 2009-12-28 2014-05-14 ウシオ電機株式会社 Ｌｅｄ線状光源および読取装置
JP2011217241A (ja) 2010-04-01 2011-10-27 Ushio Inc Ｌｅｄ線状光源装置および原稿読取装置用光照射装置

Also Published As

Publication number Publication date
US9273848B2 (en) 2016-03-01
WO2013099836A1 (ja) 2013-07-04
CN104012071A (zh) 2014-08-27
JP6124264B2 (ja) 2017-05-10
CN104012071B (zh) 2016-09-21
EP2800348A4 (en) 2015-07-22
US20140332667A1 (en) 2014-11-13
EP2800348B1 (en) 2019-10-02
JP2015062069A (ja) 2015-04-02
EP2800348A1 (en) 2014-11-05
JPWO2013099836A1 (ja) 2015-05-07
JP5635203B2 (ja) 2014-12-03

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