FR2100419A5 - - Google Patents

Info

Publication number
FR2100419A5
FR2100419A5 FR7125042A FR7125042A FR2100419A5 FR 2100419 A5 FR2100419 A5 FR 2100419A5 FR 7125042 A FR7125042 A FR 7125042A FR 7125042 A FR7125042 A FR 7125042A FR 2100419 A5 FR2100419 A5 FR 2100419A5
Authority
FR
France
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
FR7125042A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2100419A5 publication Critical patent/FR2100419A5/fr
Expired 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
    • G01B9/02001—Interferometers characterised by controlling or generating intrinsic radiation properties
    • G01B9/02002—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies
    • G01B9/02003—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies using beat frequencies
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
    • G01B2290/70—Using polarization in the interferometer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR7125042A 1970-07-09 1971-07-08 Expired FR2100419A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7010130A NL7010130A (fr) 1970-07-09 1970-07-09

Publications (1)

Publication Number Publication Date
FR2100419A5 true FR2100419A5 (fr) 1972-03-17

Family

ID=19810533

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7125042A Expired FR2100419A5 (fr) 1970-07-09 1971-07-08

Country Status (5)

Country Link
US (1) US3717404A (fr)
DE (1) DE2132735C3 (fr)
FR (1) FR2100419A5 (fr)
GB (1) GB1364487A (fr)
NL (1) NL7010130A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0549456A1 (fr) * 1991-12-27 1993-06-30 France Telecom Procédé et dispositif optiques de mesure de distance et leur application au positionnement relatif de pièces

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4735507A (en) * 1986-07-11 1988-04-05 The Perkin-Elmer Corporation Imaging coherent radiometer
JPH0198902A (ja) * 1987-10-12 1989-04-17 Res Dev Corp Of Japan 光波干渉測長装置
GB2218505B (en) * 1988-05-10 1992-02-19 Gen Electric Co Plc Optical position measurement
GB2236178B (en) * 1989-09-20 1993-09-01 Marconi Gec Ltd Monitoring arrangements
GB8921268D0 (en) * 1989-09-20 1990-04-25 Marconi Gec Ltd Orientation monitoring apparatus
CN103954922B (zh) * 2014-05-15 2016-09-21 黑龙江大学 线性调频双光束激光外差测量磁致伸缩系数的装置及其方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0549456A1 (fr) * 1991-12-27 1993-06-30 France Telecom Procédé et dispositif optiques de mesure de distance et leur application au positionnement relatif de pièces
FR2685763A1 (fr) * 1991-12-27 1993-07-02 Vareille Aime Procede et dispositif optiques de mesure de distance et leur application au positionnement relatif de pieces.
US5285252A (en) * 1991-12-27 1994-02-08 France Telecom Optical method and optical device for distance measurement and their application to the relative positioning of parts

Also Published As

Publication number Publication date
DE2132735C3 (de) 1979-08-30
DE2132735A1 (de) 1972-01-20
US3717404A (en) 1973-02-20
NL7010130A (fr) 1972-01-11
DE2132735B2 (de) 1979-01-04
GB1364487A (en) 1974-08-21

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Legal Events

Date Code Title Description
ST Notification of lapse