JP6128897B2 - 照明装置および画像読取装置 - Google Patents

照明装置および画像読取装置 Download PDF

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Publication number
JP6128897B2
JP6128897B2 JP2013044283A JP2013044283A JP6128897B2 JP 6128897 B2 JP6128897 B2 JP 6128897B2 JP 2013044283 A JP2013044283 A JP 2013044283A JP 2013044283 A JP2013044283 A JP 2013044283A JP 6128897 B2 JP6128897 B2 JP 6128897B2
Authority
JP
Japan
Prior art keywords
light
light source
incident
light guide
multilayer film
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
JP2013044283A
Other languages
English (en)
Japanese (ja)
Other versions
JP2014175708A5 (enExample
JP2014175708A (ja
Inventor
郁太郎 光武
郁太郎 光武
林出　匡生
匡生 林出
稔允 伊藤
稔允 伊藤
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 JP2013044283A priority Critical patent/JP6128897B2/ja
Priority to US14/197,787 priority patent/US9083840B2/en
Publication of JP2014175708A publication Critical patent/JP2014175708A/ja
Publication of JP2014175708A5 publication Critical patent/JP2014175708A5/ja
Application granted granted Critical
Publication of JP6128897B2 publication Critical patent/JP6128897B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/08—Combinations of only two kinds of elements the elements being filters or photoluminescent elements and reflectors
    • 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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/04—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for filtering out infrared radiation
    • 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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/06—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for filtering out ultraviolet radiation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Light Sources And Details Of Projection-Printing Devices (AREA)
  • Facsimile Heads (AREA)
JP2013044283A 2013-03-06 2013-03-06 照明装置および画像読取装置 Expired - Fee Related JP6128897B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2013044283A JP6128897B2 (ja) 2013-03-06 2013-03-06 照明装置および画像読取装置
US14/197,787 US9083840B2 (en) 2013-03-06 2014-03-05 Illumination device and image reading apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013044283A JP6128897B2 (ja) 2013-03-06 2013-03-06 照明装置および画像読取装置

Publications (3)

Publication Number Publication Date
JP2014175708A JP2014175708A (ja) 2014-09-22
JP2014175708A5 JP2014175708A5 (enExample) 2016-04-07
JP6128897B2 true JP6128897B2 (ja) 2017-05-17

Family

ID=51487497

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013044283A Expired - Fee Related JP6128897B2 (ja) 2013-03-06 2013-03-06 照明装置および画像読取装置

Country Status (2)

Country Link
US (1) US9083840B2 (enExample)
JP (1) JP6128897B2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016171366A (ja) * 2015-03-11 2016-09-23 キヤノン株式会社 画像読取装置
US10013604B1 (en) * 2016-06-24 2018-07-03 X Development Llc Flexible form factor overlay device
DE112019004451T5 (de) * 2018-09-05 2021-06-10 Mitsubishi Electric Corporation Bildlesevorrichtung

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2679014B2 (ja) * 1986-03-19 1997-11-19 オリンパス光学工業株式会社 電子内視鏡装置
US4882619A (en) * 1986-04-07 1989-11-21 Olympus Optical Co., Ltd. High resolution image pickup system with color dispersion means
US5177605A (en) * 1987-04-28 1993-01-05 Olympus Optical Co., Ltd. Optical system for endoscopes and endoscopes using same
US4916534A (en) * 1987-04-28 1990-04-10 Olympus Optical Co., Ltd. Endoscope
JPH01179663U (enExample) * 1988-06-08 1989-12-22
US5083252A (en) * 1990-04-19 1992-01-21 Tailored Lighting Company, Inc. Apparatus for producing light distributions
JPH0787270A (ja) 1993-09-09 1995-03-31 Nikon Corp 光源装置
JPH07115512A (ja) 1993-10-14 1995-05-02 Nikon Corp 光源装置
JPH08154151A (ja) 1994-11-28 1996-06-11 Nikon Corp 画像入力装置及び発光装置
US7179222B2 (en) * 1996-11-20 2007-02-20 Olympus Corporation Fluorescent endoscope system enabling simultaneous achievement of normal light observation based on reflected light and fluorescence observation based on light with wavelengths in infrared spectrum
US6293911B1 (en) * 1996-11-20 2001-09-25 Olympus Optical Co., Ltd. Fluorescent endoscope system enabling simultaneous normal light observation and fluorescence observation in infrared spectrum
JP2000285717A (ja) * 1999-03-31 2000-10-13 Olympus Optical Co Ltd 光源装置、ライトガイド照明システム及び内視鏡
JP2001016413A (ja) 1999-06-30 2001-01-19 Fuji Photo Film Co Ltd 画像読取装置
JP3864677B2 (ja) * 2000-07-21 2007-01-10 松下電工株式会社 照明装置及び演色性改善フィルタ
JP2003248274A (ja) 2002-02-22 2003-09-05 Konica Corp 画像読取装置
AU2003225230A1 (en) * 2002-05-09 2003-11-11 Euro-Celtique, S.A. Spectroscopic analyzer for blender
EP1752083A4 (en) * 2004-05-24 2013-10-16 Olympus Corp LIGHT SOURCE DEVICE FOR ENDOSCOPE
JP4499476B2 (ja) * 2004-05-25 2010-07-07 オリンパス株式会社 分光画像入力装置及びそれを備えた光学装置
JP4669713B2 (ja) 2005-02-18 2011-04-13 株式会社リコー 画像読取装置及び画像形成装置
EP1994874A4 (en) * 2006-03-13 2011-11-30 Olympus Medical Systems Corp SPREADING MEDIUM IN AN OBSERVATION DEVICE, IMAGING SYSTEM, IMAGING PROCESS AND ENDOSCOPE
JP4424336B2 (ja) * 2006-07-20 2010-03-03 三菱電機株式会社 イメージセンサ
EP2017591A1 (en) * 2007-07-18 2009-01-21 Fujifilm Corporation Imaging apparatus
JP5544999B2 (ja) * 2010-04-12 2014-07-09 三菱電機株式会社 照明装置および画像読取装置
JP5888856B2 (ja) * 2011-02-08 2016-03-22 キヤノン株式会社 撮像装置
JP2012244381A (ja) 2011-05-19 2012-12-10 Konica Minolta Business Technologies Inc 画像読取り装置

Also Published As

Publication number Publication date
US20140253982A1 (en) 2014-09-11
US9083840B2 (en) 2015-07-14
JP2014175708A (ja) 2014-09-22

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