FR2725788B1 - Refractometre a fibre optique realise en optique guidee - Google Patents

Refractometre a fibre optique realise en optique guidee

Info

Publication number
FR2725788B1
FR2725788B1 FR9412261A FR9412261A FR2725788B1 FR 2725788 B1 FR2725788 B1 FR 2725788B1 FR 9412261 A FR9412261 A FR 9412261A FR 9412261 A FR9412261 A FR 9412261A FR 2725788 B1 FR2725788 B1 FR 2725788B1
Authority
FR
France
Prior art keywords
fiber optic
guided optics
refractometer made
optic refractometer
optics
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
FR9412261A
Other languages
English (en)
Other versions
FR2725788A1 (fr
Inventor
Pierre Benech
Germain Chartier
Antoine Kevorkian
Jean Louis Lovato
Michel Trouillon
Gilles Clauss
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.)
Schneider Electric SE
Original Assignee
Schneider Electric SE
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 Schneider Electric SE filed Critical Schneider Electric SE
Priority to FR9412261A priority Critical patent/FR2725788B1/fr
Publication of FR2725788A1 publication Critical patent/FR2725788A1/fr
Application granted granted Critical
Publication of FR2725788B1 publication Critical patent/FR2725788B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
    • G01N21/431—Dip refractometers, e.g. using optical fibres

Landscapes

  • Physics & Mathematics (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)
FR9412261A 1994-10-12 1994-10-12 Refractometre a fibre optique realise en optique guidee Expired - Fee Related FR2725788B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9412261A FR2725788B1 (fr) 1994-10-12 1994-10-12 Refractometre a fibre optique realise en optique guidee

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9412261A FR2725788B1 (fr) 1994-10-12 1994-10-12 Refractometre a fibre optique realise en optique guidee

Publications (2)

Publication Number Publication Date
FR2725788A1 FR2725788A1 (fr) 1996-04-19
FR2725788B1 true FR2725788B1 (fr) 1997-01-17

Family

ID=9467846

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9412261A Expired - Fee Related FR2725788B1 (fr) 1994-10-12 1994-10-12 Refractometre a fibre optique realise en optique guidee

Country Status (1)

Country Link
FR (1) FR2725788B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2825151B1 (fr) 2001-05-23 2008-07-04 Inst Francais Du Petrole Refractometre et methode de mesure de l'indice de refraction
FR2832505B1 (fr) * 2001-11-16 2008-07-04 Inst Francais Du Petrole Refractometre a fibre optique
BRPI0703260B1 (pt) * 2007-08-06 2018-11-21 Universidade Estadual De Campinas - Unicamp sistema de sensoriamento óptico para combustíveis líquidos
CN103454247B (zh) * 2013-08-26 2016-05-25 华中科技大学 一种大量程范围的折射率测量装置及方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6066137A (ja) * 1983-09-21 1985-04-16 Shimadzu Corp 液体屈折率センサヘツド
JPS62184332A (ja) * 1986-02-08 1987-08-12 Agency Of Ind Science & Technol テ−パ導波路型液体検知器
US4760250A (en) * 1986-09-29 1988-07-26 Spectramed, Inc. Optoelectronics system for measuring environmental properties having plural feedback detectors
GB8712135D0 (en) * 1987-05-22 1988-01-27 Plessey Co Plc Fibre-optic vapour/liquid ratio sensor
DE3920840C1 (en) * 1989-06-24 1990-06-13 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung Ev, 8000 Muenchen, De Integrated optical sensor detecting temp. and refraction index changes - has double refractive waveguide in substrate extending along X or Y axis of cut lithium-niobate crystal
FR2676808B1 (fr) * 1991-05-21 1993-08-13 Commissariat Energie Atomique Dispositif de mesure d'une caracteristique d'un objet en optique integree, par interferometrie.
DE4125036C1 (en) * 1991-07-29 1992-10-15 Dornier Gmbh, 7990 Friedrichshafen, De Fibre=optic sensor for measuring refractive index of liq. or gas - measures reflection at free end of optical fibre coated with material of high refractive index using lock-in amplifiers

Also Published As

Publication number Publication date
FR2725788A1 (fr) 1996-04-19

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Legal Events

Date Code Title Description
CA Change of address
CD Change of name or company name
CD Change of name or company name
CJ Change in legal form
ST Notification of lapse

Effective date: 20140630