FR2282117A1 - Dispositif pour separer sans dephasage un faisceau lumineux et interferometre utilisant ledit dispositif - Google Patents

Dispositif pour separer sans dephasage un faisceau lumineux et interferometre utilisant ledit dispositif

Info

Publication number
FR2282117A1
FR2282117A1 FR7428190A FR7428190A FR2282117A1 FR 2282117 A1 FR2282117 A1 FR 2282117A1 FR 7428190 A FR7428190 A FR 7428190A FR 7428190 A FR7428190 A FR 7428190A FR 2282117 A1 FR2282117 A1 FR 2282117A1
Authority
FR
France
Prior art keywords
diffuser
forming
beams
focusing system
interferometer
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.)
Granted
Application number
FR7428190A
Other languages
English (en)
Other versions
FR2282117B1 (fr
Inventor
Chader Prakash Grover
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.)
Bpifrance Financement SA
Original Assignee
Agence National de Valorisation de la Recherche ANVAR
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 Agence National de Valorisation de la Recherche ANVAR filed Critical Agence National de Valorisation de la Recherche ANVAR
Priority to FR7428190A priority Critical patent/FR2282117A1/fr
Publication of FR2282117A1 publication Critical patent/FR2282117A1/fr
Application granted granted Critical
Publication of FR2282117B1 publication Critical patent/FR2282117B1/fr
Granted 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
    • G01B9/02015—Interferometers characterised by the beam path configuration
    • G01B9/02024—Measuring in transmission, i.e. light traverses the object

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lasers (AREA)
  • Length Measuring Devices By Optical Means (AREA)
FR7428190A 1974-08-14 1974-08-14 Dispositif pour separer sans dephasage un faisceau lumineux et interferometre utilisant ledit dispositif Granted FR2282117A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7428190A FR2282117A1 (fr) 1974-08-14 1974-08-14 Dispositif pour separer sans dephasage un faisceau lumineux et interferometre utilisant ledit dispositif

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7428190A FR2282117A1 (fr) 1974-08-14 1974-08-14 Dispositif pour separer sans dephasage un faisceau lumineux et interferometre utilisant ledit dispositif

Publications (2)

Publication Number Publication Date
FR2282117A1 true FR2282117A1 (fr) 1976-03-12
FR2282117B1 FR2282117B1 (fr) 1976-12-31

Family

ID=9142398

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7428190A Granted FR2282117A1 (fr) 1974-08-14 1974-08-14 Dispositif pour separer sans dephasage un faisceau lumineux et interferometre utilisant ledit dispositif

Country Status (1)

Country Link
FR (1) FR2282117A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993014393A1 (fr) * 1992-01-11 1993-07-22 Fisons Plc Dispositif d'analyse a diffraction de lumiere

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993014393A1 (fr) * 1992-01-11 1993-07-22 Fisons Plc Dispositif d'analyse a diffraction de lumiere

Also Published As

Publication number Publication date
FR2282117B1 (fr) 1976-12-31

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Legal Events

Date Code Title Description
ST Notification of lapse