DE60003084T2 - Verfahren und vorrichtung zur messung der räumlich gemittelten intensität eines lichtstrahls, verfahren und vorrichtung zur regelung einer lichtquelle - Google Patents

Verfahren und vorrichtung zur messung der räumlich gemittelten intensität eines lichtstrahls, verfahren und vorrichtung zur regelung einer lichtquelle Download PDF

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Publication number
DE60003084T2
DE60003084T2 DE60003084T DE60003084T DE60003084T2 DE 60003084 T2 DE60003084 T2 DE 60003084T2 DE 60003084 T DE60003084 T DE 60003084T DE 60003084 T DE60003084 T DE 60003084T DE 60003084 T2 DE60003084 T2 DE 60003084T2
Authority
DE
Germany
Prior art keywords
photoelectric
light
light source
light beam
carrier
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
DE60003084T
Other languages
German (de)
English (en)
Other versions
DE60003084D1 (de
Inventor
Lukas Birrer
Thomas Caratsch
Olivier Elsenhans
Emad Sarofim
Urban Schnell
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of DE60003084D1 publication Critical patent/DE60003084D1/de
Application granted granted Critical
Publication of DE60003084T2 publication Critical patent/DE60003084T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4228—Photometry, e.g. photographic exposure meter using electric radiation detectors arrangements with two or more detectors, e.g. for sensitivity compensation
    • 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
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • 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
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G01J1/04—Optical or mechanical part supplementary adjustable parts
    • G01J1/0407—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings
    • G01J1/0429—Optical elements not provided otherwise, e.g. manifolds, windows, holograms, gratings using polarisation elements
    • 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
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
    • G01J1/1626—Arrangements with two photodetectors, the signals of which are compared
    • 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
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/20—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle
    • G01J1/28—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source
    • G01J1/30—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source using electric radiation detectors
    • G01J1/32—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void intensity of the measured or reference value being varied to equalise their effects at the detectors, e.g. by varying incidence angle using variation of intensity or distance of source using electric radiation detectors adapted for automatic variation of the measured or reference value
    • 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
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/4257—Photometry, e.g. photographic exposure meter using electric radiation detectors applied to monitoring the characteristics of a beam, e.g. laser beam, headlamp beam

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
DE60003084T 1999-12-24 2000-12-19 Verfahren und vorrichtung zur messung der räumlich gemittelten intensität eines lichtstrahls, verfahren und vorrichtung zur regelung einer lichtquelle Expired - Lifetime DE60003084T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP99811214A EP1111355A1 (en) 1999-12-24 1999-12-24 A method and a device for measuring the intensity of a light beam and a method for regulating a light source
EP99811214 1999-12-24
PCT/EP2000/012986 WO2001048450A1 (en) 1999-12-24 2000-12-19 A method and a device for measuring the spatially averaged intensity of a light beam and a method and a device for regulating a light source

Publications (2)

Publication Number Publication Date
DE60003084D1 DE60003084D1 (de) 2003-07-03
DE60003084T2 true DE60003084T2 (de) 2004-04-08

Family

ID=8243220

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60003084T Expired - Lifetime DE60003084T2 (de) 1999-12-24 2000-12-19 Verfahren und vorrichtung zur messung der räumlich gemittelten intensität eines lichtstrahls, verfahren und vorrichtung zur regelung einer lichtquelle

Country Status (7)

Country Link
US (1) US6649896B2 (https=)
EP (2) EP1111355A1 (https=)
JP (1) JP2003518616A (https=)
AT (1) ATE241801T1 (https=)
DE (1) DE60003084T2 (https=)
ES (1) ES2198373T3 (https=)
WO (1) WO2001048450A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7348530B2 (en) * 2004-10-05 2008-03-25 Avago Technologies Ecbu Ip Pte Ltd System, method and apparatus for regulating the light emitted by a light source
US8362436B1 (en) 2006-03-14 2013-01-29 Advanced Precision Inc. Electro-optic fluid quantity measurement system
US7671539B1 (en) 2006-11-16 2010-03-02 Advanced Precision Inc. Systems and methods for generating optical energy using a light-emitting diode
JP4645655B2 (ja) * 2008-02-04 2011-03-09 富士ゼロックス株式会社 光伝送モジュール
US8378661B1 (en) 2008-05-29 2013-02-19 Alpha-Omega Power Technologies, Ltd.Co. Solar simulator
US9526150B1 (en) * 2013-04-02 2016-12-20 Kla-Tencor Corporation LED calibration standard having fast stabilization and lasting stability

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4049963A (en) * 1973-09-14 1977-09-20 Coulter Information Systems, Inc. Photoelectric measuring device
US4060426A (en) 1974-07-02 1977-11-29 Polaroid Corporation Tin indium oxide and polyvinylcarbazole layered polarized photovoltaic cell
FR2277436A1 (fr) * 1974-07-02 1976-01-30 Polaroid Corp Transducteur photosensible
DE3309091A1 (de) * 1983-03-15 1984-09-20 Hanno Prof. Dr. 2000 Hamburg Schaumburg Semitransparente sensoren sowie deren herstellung und anwendung
JPH0635147Y2 (ja) * 1989-06-07 1994-09-14 アンリツ株式会社 光検出器
US5408314A (en) * 1993-02-24 1995-04-18 Perry; Jeffrey Dark current subtraction with abbreviated reference cycles and recursive filtering
JP3147570B2 (ja) * 1993-03-09 2001-03-19 日本電信電話株式会社 光通信装置
US5489771A (en) 1993-10-15 1996-02-06 University Of Virginia Patent Foundation LED light standard for photo- and videomicroscopy
GB9406605D0 (en) * 1994-04-05 1994-06-08 British Nuclear Fuels Plc Radiation beam position sensor
US5753903A (en) * 1996-11-05 1998-05-19 Medar, Inc. Method and system for controlling light intensity in a machine vision system
JP4131998B2 (ja) * 1998-04-30 2008-08-13 佐々木 実 透明な半導体受光素子およびその製造方法
US6516013B1 (en) * 1999-12-20 2003-02-04 Lambda Physik Ag Laser beam monitoring apparatus and method
CA2280398C (en) * 1998-10-26 2009-01-20 Lothar Lilge A semiconductor based excitation illuminator for fluorescence and phosphorescence microscopy

Also Published As

Publication number Publication date
DE60003084D1 (de) 2003-07-03
EP1240484B1 (en) 2003-05-28
US20020190194A1 (en) 2002-12-19
JP2003518616A (ja) 2003-06-10
US6649896B2 (en) 2003-11-18
ES2198373T3 (es) 2004-02-01
EP1240484A1 (en) 2002-09-18
ATE241801T1 (de) 2003-06-15
EP1111355A1 (en) 2001-06-27
WO2001048450A1 (en) 2001-07-05

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