FR2493521B1 - Photometre a integration - Google Patents

Photometre a integration

Info

Publication number
FR2493521B1
FR2493521B1 FR8113204A FR8113204A FR2493521B1 FR 2493521 B1 FR2493521 B1 FR 2493521B1 FR 8113204 A FR8113204 A FR 8113204A FR 8113204 A FR8113204 A FR 8113204A FR 2493521 B1 FR2493521 B1 FR 2493521B1
Authority
FR
France
Prior art keywords
integrated photometer
photometer
integrated
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
FR8113204A
Other languages
English (en)
Other versions
FR2493521A1 (fr
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.)
Eflab Oy
Original Assignee
Eflab Oy
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 Eflab Oy filed Critical Eflab Oy
Publication of FR2493521A1 publication Critical patent/FR2493521A1/fr
Application granted granted Critical
Publication of FR2493521B1 publication Critical patent/FR2493521B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
FR8113204A 1980-07-11 1981-07-01 Photometre a integration Expired FR2493521B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI802220A FI802220A (fi) 1980-07-11 1980-07-11 Integrerande fotometer

Publications (2)

Publication Number Publication Date
FR2493521A1 FR2493521A1 (fr) 1982-05-07
FR2493521B1 true FR2493521B1 (fr) 1985-06-14

Family

ID=8513620

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8113204A Expired FR2493521B1 (fr) 1980-07-11 1981-07-01 Photometre a integration

Country Status (6)

Country Link
JP (1) JPS5749841A (fr)
DE (1) DE3124312A1 (fr)
FI (1) FI802220A (fr)
FR (1) FR2493521B1 (fr)
GB (1) GB2079934B (fr)
IT (1) IT1144270B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3615260C2 (de) * 1986-05-06 1994-09-01 Krieg Gunther Verfahren und System zur Detektion von optisch absorbierenden Verbindungen in einem Medium durch optische Transmissionsmessung
JP3345890B2 (ja) * 1990-08-06 2002-11-18 株式会社ニコン システムカメラおよびリアコンバージョンレンズ鏡筒
CA2051986C (fr) * 1990-10-04 1998-06-30 Joseph F. Bader Dispositif et systeme programmables de signalisation d'urgence
EP0482604B1 (fr) * 1990-10-25 1997-02-19 Mitsubishi Denki Kabushiki Kaisha Dispositif de détection de distance pour véhicule
JP2671615B2 (ja) * 1991-02-18 1997-10-29 三菱電機株式会社 ガードレール検出装置
DE4326694C2 (de) * 1993-08-10 2003-12-24 Gunther Krieg Vorrichtung zur Detektion von Urin in Behältern
JP2008286816A (ja) 2007-05-15 2008-11-27 Olympus Imaging Corp 焦点検出光学系及びそれを用いた撮像装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3563661A (en) * 1969-08-29 1971-02-16 Battelle Development Corp Integrating nephelometer
DE2220231A1 (de) * 1972-04-25 1973-11-08 Serv Anstalt Photometer zur digitalen anzeige der lichtabsorption einer messprobe in einer kuevette
US3954342A (en) * 1974-03-28 1976-05-04 Jan Boeke Optical device for monitoring clarity of a fluid

Also Published As

Publication number Publication date
IT8167927A0 (it) 1981-07-03
GB2079934B (en) 1984-04-18
IT1144270B (it) 1986-10-29
JPS5749841A (en) 1982-03-24
DE3124312A1 (de) 1982-04-08
FI802220A (fi) 1982-01-12
GB2079934A (en) 1982-01-27
FR2493521A1 (fr) 1982-05-07

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Legal Events

Date Code Title Description
ST Notification of lapse