JPH06213619A - 干渉計 - Google Patents

干渉計

Info

Publication number
JPH06213619A
JPH06213619A JP5272992A JP27299293A JPH06213619A JP H06213619 A JPH06213619 A JP H06213619A JP 5272992 A JP5272992 A JP 5272992A JP 27299293 A JP27299293 A JP 27299293A JP H06213619 A JPH06213619 A JP H06213619A
Authority
JP
Japan
Prior art keywords
interferometer
unit
measuring
measurement
built
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.)
Pending
Application number
JP5272992A
Other languages
English (en)
Japanese (ja)
Inventor
Voirin Guy
ギュイ・ボワラン
Farko Lucien
ルシアン・ファルコ
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.)
CSEM Centre Suisse dElectronique et de Microtechnique SA Recherche et Développement
Original Assignee
CSEM Centre Suisse dElectronique et de Microtechnique SA Recherche et Développement
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 CSEM Centre Suisse dElectronique et de Microtechnique SA Recherche et Développement filed Critical CSEM Centre Suisse dElectronique et de Microtechnique SA Recherche et Développement
Publication of JPH06213619A publication Critical patent/JPH06213619A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02049—Interferometers characterised by particular mechanical design details
    • G01B9/02051—Integrated design, e.g. on-chip or monolithic
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02055—Reduction or prevention of errors; Testing; Calibration
    • G01B9/02075—Reduction or prevention of errors; Testing; Calibration of particular errors
    • G01B9/02078—Caused by ambiguity
    • G01B9/02079—Quadrature detection, i.e. detecting relatively phase-shifted signals
    • G01B9/02081—Quadrature detection, i.e. detecting relatively phase-shifted signals simultaneous quadrature detection, e.g. by spatial phase shifting
    • 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
    • G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
    • 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
    • G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
    • G01J2009/0226—Fibres
    • G01J2009/023—Fibres of the integrated optical type
    • 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
    • G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
    • G01J2009/028—Types
    • G01J2009/0288—Machzehnder
    • 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
    • G01N21/45—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Electron Beam Exposure (AREA)
JP5272992A 1992-10-06 1993-10-06 干渉計 Pending JPH06213619A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9212122A FR2696546B1 (fr) 1992-10-06 1992-10-06 Interféromètre comprenant un ensemble intégré et un miroir séparés l'un de l'autre par une région de mesure.
FR9212122 1992-10-06

Publications (1)

Publication Number Publication Date
JPH06213619A true JPH06213619A (ja) 1994-08-05

Family

ID=9434400

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5272992A Pending JPH06213619A (ja) 1992-10-06 1993-10-06 干渉計

Country Status (5)

Country Link
EP (1) EP0591912B1 (OSRAM)
JP (1) JPH06213619A (OSRAM)
AT (1) ATE157162T1 (OSRAM)
DE (1) DE69313231D1 (OSRAM)
FR (1) FR2696546B1 (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2812408B1 (fr) * 2000-07-27 2003-10-03 Cit Alcatel Dispositif modulaire de recombinaison interferometrique et separateur de faisceau permettant de le constituer
GB2539017B (en) * 2015-06-03 2019-12-18 Toshiba Res Europe Limited An optical measuring device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6412204A (en) * 1987-07-07 1989-01-17 Topcon Corp Optical ic interferometer
DE3837593A1 (de) * 1988-11-05 1990-05-10 Kerner Anna Wellenlaengenstabilisierung
AT392537B (de) * 1989-03-21 1991-04-25 Tabarelli Werner Interferometeranordnung, insbesondere zur entfernungs- bzw. verschiebewegbestimmung eines beweglichen bauteiles

Also Published As

Publication number Publication date
EP0591912B1 (fr) 1997-08-20
DE69313231D1 (de) 1997-09-25
FR2696546B1 (fr) 1994-12-30
EP0591912A3 (OSRAM) 1994-04-27
EP0591912A2 (fr) 1994-04-13
ATE157162T1 (de) 1997-09-15
FR2696546A1 (fr) 1994-04-08

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