IT996852B - DEVICE FOR MEASURING THE OFF-PHASE OF A RADIATION - Google Patents

DEVICE FOR MEASURING THE OFF-PHASE OF A RADIATION

Info

Publication number
IT996852B
IT996852B IT7008273A IT7008273A IT996852B IT 996852 B IT996852 B IT 996852B IT 7008273 A IT7008273 A IT 7008273A IT 7008273 A IT7008273 A IT 7008273A IT 996852 B IT996852 B IT 996852B
Authority
IT
Italy
Prior art keywords
radiation
measuring
phase
Prior art date
Application number
IT7008273A
Other languages
Italian (it)
Inventor
Veron Didier
P Blanc
J Lesieur
Original Assignee
Commissariat Energie Atomique
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 Commissariat Energie Atomique filed Critical Commissariat Energie Atomique
Application granted granted Critical
Publication of IT996852B publication Critical patent/IT996852B/en

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
    • G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
    • G01J9/04—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by beating two waves of a same source but of different frequency and measuring the phase shift of the lower frequency obtained
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2/00—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light
    • G02F2/002—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light using optical mixing

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
IT7008273A 1972-10-23 1973-10-18 DEVICE FOR MEASURING THE OFF-PHASE OF A RADIATION IT996852B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7237539A FR2203974B1 (en) 1972-10-23 1972-10-23

Publications (1)

Publication Number Publication Date
IT996852B true IT996852B (en) 1975-12-10

Family

ID=9106082

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7008273A IT996852B (en) 1972-10-23 1973-10-18 DEVICE FOR MEASURING THE OFF-PHASE OF A RADIATION

Country Status (5)

Country Link
CH (1) CH569273A5 (en)
DE (1) DE2353108A1 (en)
FR (1) FR2203974B1 (en)
GB (1) GB1437119A (en)
IT (1) IT996852B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1076495B (en) * 1954-08-17 1960-02-25 Ing Ernst Godderidge Rotating positive displacement pump
DE3446014A1 (en) * 1984-12-17 1986-06-26 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Interferometer according to the Michelson principle
GB8525650D0 (en) * 1985-10-17 1985-11-20 Pilkington Brothers Plc Interferometer
US4749277A (en) * 1987-01-20 1988-06-07 Gte Laboratories Incorporated Methods of and apparatus for measuring the frequency response of optical detectors
EP0908710B1 (en) * 1997-09-26 2008-06-11 Japan Science and Technology Agency Apparatus and method for measuring characteristics of light
CN102129050B (en) * 2010-12-24 2013-05-22 核工业西南物理研究院 Plasma magnetic field measuring method and device based on grid modulation phase comparison

Also Published As

Publication number Publication date
DE2353108A1 (en) 1974-05-09
CH569273A5 (en) 1975-11-14
FR2203974B1 (en) 1977-01-14
GB1437119A (en) 1976-05-26
FR2203974A1 (en) 1974-05-17

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