FR2580805B1 - Spectrophotometre a tres haute resolution - Google Patents

Spectrophotometre a tres haute resolution

Info

Publication number
FR2580805B1
FR2580805B1 FR8506172A FR8506172A FR2580805B1 FR 2580805 B1 FR2580805 B1 FR 2580805B1 FR 8506172 A FR8506172 A FR 8506172A FR 8506172 A FR8506172 A FR 8506172A FR 2580805 B1 FR2580805 B1 FR 2580805B1
Authority
FR
France
Prior art keywords
high resolution
spectrophotometer
resolution spectrophotometer
resolution
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
Application number
FR8506172A
Other languages
English (en)
Other versions
FR2580805A1 (fr
Inventor
Pierre Joliot
Daniel Beal
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.)
Centre National de la Recherche Scientifique CNRS
Original Assignee
Centre National de la Recherche Scientifique CNRS
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 Centre National de la Recherche Scientifique CNRS filed Critical Centre National de la Recherche Scientifique CNRS
Priority to FR8506172A priority Critical patent/FR2580805B1/fr
Priority to US06/728,295 priority patent/US4696570A/en
Priority to CA000486685A priority patent/CA1242335A/fr
Publication of FR2580805A1 publication Critical patent/FR2580805A1/fr
Application granted granted Critical
Publication of FR2580805B1 publication Critical patent/FR2580805B1/fr
Expired 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
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/12—Generating the spectrum; Monochromators
    • G01J3/18—Generating the spectrum; Monochromators using diffraction elements, e.g. grating
    • G01J3/1838—Holographic gratings
    • 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
    • G01J3/02—Details
    • 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
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0216—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using light concentrators or collectors or condensers
    • 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
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0218—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using optical fibers
    • 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
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • 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
    • G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
    • G01J2001/161—Ratio method, i.e. Im/Ir
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N2021/1748—Comparative step being essential in the method
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/069—Supply of sources
    • G01N2201/0696—Pulsed
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/08—Optical fibres; light guides

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR8506172A 1985-04-23 1985-04-23 Spectrophotometre a tres haute resolution Expired FR2580805B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR8506172A FR2580805B1 (fr) 1985-04-23 1985-04-23 Spectrophotometre a tres haute resolution
US06/728,295 US4696570A (en) 1985-04-23 1985-04-29 Spectrophotometer with statistically balanced light for very high resolution
CA000486685A CA1242335A (fr) 1985-04-23 1985-07-11 Spectrophotometre a tres haute resolution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8506172A FR2580805B1 (fr) 1985-04-23 1985-04-23 Spectrophotometre a tres haute resolution

Publications (2)

Publication Number Publication Date
FR2580805A1 FR2580805A1 (fr) 1986-10-24
FR2580805B1 true FR2580805B1 (fr) 1987-12-31

Family

ID=9318577

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8506172A Expired FR2580805B1 (fr) 1985-04-23 1985-04-23 Spectrophotometre a tres haute resolution

Country Status (3)

Country Link
US (1) US4696570A (fr)
CA (1) CA1242335A (fr)
FR (1) FR2580805B1 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4909633A (en) * 1986-05-12 1990-03-20 Minolta Camera Kabushiki Kaisha Multi-channel spectral light measuring device
GB8700061D0 (en) * 1987-01-05 1987-02-11 Whatman Reeve Angel Plc Light absorption analyser
DE3855086T2 (de) * 1987-05-06 1996-07-25 Fuji Photo Film Co Ltd Gerät zur Dichtemessung und seine Verwendung
US5014216A (en) * 1988-07-19 1991-05-07 Beckman Instruments, Inc. Concentration determination with multiple wavelength flash photometers
EP0358830A1 (fr) * 1988-09-12 1990-03-21 Instruments S.A. - Division Jobin-Yvon Système optique à faible bruit
US5184193A (en) * 1989-01-04 1993-02-02 Guided Wave Dual fiber optic spectrophotometer
US5055684A (en) * 1989-12-06 1991-10-08 Nirsystems Incorporated System to reduce wave shift error in spectrophotometer caused by hot spots in the light source
US5157465A (en) * 1990-10-11 1992-10-20 Kronberg James W Universal fiber-optic C.I.E. colorimeter
US5455674A (en) * 1992-06-26 1995-10-03 Instruments Sa, Inc. Method and apparatus for forensic examination of surfaces
US6204919B1 (en) 1993-07-22 2001-03-20 Novachem Bv Double beam spectrometer
JPH08271337A (ja) * 1995-03-31 1996-10-18 Yokogawa Electric Corp 分光器
US5652654A (en) * 1996-08-12 1997-07-29 Asimopoulos; George Dual beam spectrophotometer
DK199900492A (da) * 1999-04-14 2000-10-15 Foss Electric As Spektrometer
JP4881855B2 (ja) * 2005-03-29 2012-02-22 シスメックス株式会社 検体分析方法および検体分析装置
US7339668B2 (en) * 2005-10-18 2008-03-04 Thermo Electron Scientific Instruments Llc Spectrometer for analysis of multiple samples
FR3001292B1 (fr) * 2013-01-24 2017-10-27 Airbus Operations Sas Procede et dispositif de mesure de la concentration en agent d'extinction dans une zone feu

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3569721A (en) * 1969-01-13 1971-03-09 American Optical Corp Measuring bilirubin in blood using light at two wavelengths
US3810696A (en) * 1973-02-20 1974-05-14 Waters Associates Inc Improved analytical apparatus for measuring light absorbance of fluids
US3942898A (en) * 1974-07-25 1976-03-09 Beckman Instruments, Inc. Densitometer for measuring the density of an optical element such as a film badge
FR2303274A1 (fr) * 1975-03-06 1976-10-01 Marteau D Autry Eric Ensemble detecteur pour analyse spectrophotometrique differentielle
US4022529A (en) * 1975-12-11 1977-05-10 White John U Feature extraction system for extracting a predetermined feature from a signal
JPS5347885A (en) * 1976-10-12 1978-04-28 Kyoto Daiichi Kagaku Kk Absorbance analyzer
CA1115545A (fr) * 1978-01-20 1982-01-05 Michel Moulin Spectrophotometre
JPS6016567B2 (ja) * 1978-03-07 1985-04-26 ミノルタ株式会社 光学的測定装置
US4259014A (en) * 1979-04-03 1981-03-31 Princeton Applied Research Corporation Fiber optic polychromator
JPS58219435A (ja) * 1982-06-16 1983-12-20 Toshiba Corp 複光束分光光度計
HU187188B (en) * 1982-11-25 1985-11-28 Koezponti Elelmiszeripari Device for generating radiation of controllable spectral structure
US4566792A (en) * 1983-02-04 1986-01-28 Shimadzu Corporation Multi-channel spectrophotometric measuring device

Also Published As

Publication number Publication date
US4696570A (en) 1987-09-29
FR2580805A1 (fr) 1986-10-24
CA1242335A (fr) 1988-09-27

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Legal Events

Date Code Title Description
ST Notification of lapse