DE69939141D1 - Farbsensor - Google Patents

Farbsensor

Info

Publication number
DE69939141D1
DE69939141D1 DE69939141T DE69939141T DE69939141D1 DE 69939141 D1 DE69939141 D1 DE 69939141D1 DE 69939141 T DE69939141 T DE 69939141T DE 69939141 T DE69939141 T DE 69939141T DE 69939141 D1 DE69939141 D1 DE 69939141D1
Authority
DE
Germany
Prior art keywords
color sensor
color
sensor
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 - Lifetime
Application number
DE69939141T
Other languages
English (en)
Inventor
Takahiro Ueki
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.)
Keyence Corp
Original Assignee
Keyence Corp
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 Keyence Corp filed Critical Keyence Corp
Application granted granted Critical
Publication of DE69939141D1 publication Critical patent/DE69939141D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
    • G02B6/4215—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical elements being wavelength selective optical elements, e.g. variable wavelength optical modules or wavelength lockers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/12—Detecting, e.g. by using light barriers using one transmitter and one receiver
    • G01V8/16—Detecting, e.g. by using light barriers using one transmitter and one receiver using optical fibres
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4298—Coupling light guides with opto-electronic elements coupling with non-coherent light sources and/or radiation detectors, e.g. lamps, incandescent bulbs, scintillation chambers
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29346—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by wave or beam interference
    • G02B6/29361—Interference filters, e.g. multilayer coatings, thin film filters, dichroic splitters or mirrors based on multilayers, WDM filters
    • G02B6/29362—Serial cascade of filters or filtering operations, e.g. for a large number of channels

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Electronic Switches (AREA)
  • Geophysics And Detection Of Objects (AREA)
DE69939141T 1998-05-20 1999-05-12 Farbsensor Expired - Lifetime DE69939141D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13894198A JP4033550B2 (ja) 1998-05-20 1998-05-20 光学装置、光電スイッチ、ファイバ型光電スイッチおよび色識別センサ

Publications (1)

Publication Number Publication Date
DE69939141D1 true DE69939141D1 (de) 2008-09-04

Family

ID=15233739

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69939141T Expired - Lifetime DE69939141D1 (de) 1998-05-20 1999-05-12 Farbsensor

Country Status (6)

Country Link
US (1) US6323481B2 (de)
EP (1) EP0959325B1 (de)
JP (1) JP4033550B2 (de)
KR (1) KR100567997B1 (de)
DE (1) DE69939141D1 (de)
TW (1) TW439357B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6776109B2 (en) 2000-12-13 2004-08-17 Columbia Insurance Company Bow and skew control system and method
JP4266180B2 (ja) 2003-10-07 2009-05-20 株式会社キーエンス 光電センサ
US7502112B2 (en) * 2004-12-23 2009-03-10 Brytech Inc. Colorimetric device and colour determination process
DK2278361T3 (da) * 2009-07-23 2014-04-22 Sick Ag Optoelectronic sensor
JP5349185B2 (ja) * 2009-07-24 2013-11-20 株式会社キーエンス 光電センサ及び光電センサシステム
US8665442B2 (en) 2011-08-18 2014-03-04 Li-Cor, Inc. Cavity enhanced laser based isotopic gas analyzer
JP2013178129A (ja) * 2012-02-28 2013-09-09 Nec Computertechno Ltd 光電センサ及びこれを用いた被検出物の情報処理方法
JP6142501B2 (ja) 2012-10-30 2017-06-07 オムロン株式会社 光学式センサ
KR20150017961A (ko) * 2013-08-08 2015-02-23 삼성디스플레이 주식회사 기판 판별 장치, 기판 판별 방법 및 이를 이용한 플렉서블 표시 장치 제조 방법
US9116047B2 (en) * 2013-10-11 2015-08-25 Li-Cor, Inc. Systems and methods for controlling the optical path length between a laser and an optical cavity
EP3250989B1 (de) * 2015-01-26 2021-09-08 Neonode Inc. Optischer näherungssensor und zugehörige benutzerschnittstelle
US9958329B2 (en) 2015-10-08 2018-05-01 Keyence Corporation Photoelectric switch
JP6774174B2 (ja) 2015-10-08 2020-10-21 株式会社キーエンス 光電スイッチ
JP6674770B2 (ja) 2015-12-14 2020-04-01 株式会社キーエンス 光電スイッチ
JP6712132B2 (ja) * 2015-12-14 2020-06-17 株式会社キーエンス 光電スイッチ
CN107631957A (zh) * 2017-09-20 2018-01-26 北京邮电大学 一种基于botdr技术的未知环境液体密度计算方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5931814B2 (ja) * 1978-06-19 1984-08-04 オムロン株式会社 反射形光電スイッチ
JPS61204782A (ja) 1985-03-07 1986-09-10 Fuji Electric Co Ltd マ−クセンサ用光電スイツチ
JP2855744B2 (ja) * 1989-02-20 1999-02-10 オムロン株式会社 反射形光電スイッチ
US5021645A (en) 1989-07-11 1991-06-04 Eaton Corporation Photoelectric color sensor for article sorting
US5135300A (en) * 1990-02-01 1992-08-04 Mitsubishi Denki Kabushiki Kaisha Projection color display apparatus
EP0525190A1 (de) * 1990-04-18 1993-02-03 Omron Corporation Photoelektrische schaltvorrichtung mit mehreren verbindungen
US5303037A (en) * 1992-02-24 1994-04-12 Eaton Corporation Color sensor illumination source employing a lightpipe and multiple LEDs
US5600487A (en) 1994-04-14 1997-02-04 Omron Corporation Dichroic mirror for separating/synthesizing light with a plurality of wavelengths and optical apparatus and detecting method using the same
US5586132A (en) 1994-07-27 1996-12-17 Laser Industries Ltd. Method and apparatus for generating bright light sources
JP3455334B2 (ja) 1995-07-31 2003-10-14 富士写真フイルム株式会社 写真プリンタ
JP3971844B2 (ja) * 1998-05-13 2007-09-05 株式会社キーエンス 光学装置、光電スイッチ、ファイバ型光電スイッチおよび色識別センサ

Also Published As

Publication number Publication date
EP0959325A3 (de) 2001-01-24
JPH11330940A (ja) 1999-11-30
TW439357B (en) 2001-06-07
KR100567997B1 (ko) 2006-04-06
US20010017345A1 (en) 2001-08-30
KR19990088263A (ko) 1999-12-27
US6323481B2 (en) 2001-11-27
JP4033550B2 (ja) 2008-01-16
EP0959325A2 (de) 1999-11-24
EP0959325B1 (de) 2008-07-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition