FR2058417A5 - - Google Patents

Info

Publication number
FR2058417A5
FR2058417A5 FR6929780A FR6929780A FR2058417A5 FR 2058417 A5 FR2058417 A5 FR 2058417A5 FR 6929780 A FR6929780 A FR 6929780A FR 6929780 A FR6929780 A FR 6929780A FR 2058417 A5 FR2058417 A5 FR 2058417A5
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
FR6929780A
Other languages
French (fr)
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.)
Etat Francais
Original Assignee
Etat Francais
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 Etat Francais filed Critical Etat Francais
Priority to FR6929780A priority Critical patent/FR2058417A5/fr
Application granted granted Critical
Publication of FR2058417A5 publication Critical patent/FR2058417A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/58—Turn-sensitive devices without moving masses
    • G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
    • G01C19/66—Ring laser gyrometers
    • G01C19/68—Lock-in prevention
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
    • H01S3/083—Ring lasers
FR6929780A 1969-09-01 1969-09-01 Expired FR2058417A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR6929780A FR2058417A5 (en) 1969-09-01 1969-09-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6929780A FR2058417A5 (en) 1969-09-01 1969-09-01

Publications (1)

Publication Number Publication Date
FR2058417A5 true FR2058417A5 (en) 1971-05-28

Family

ID=9039595

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6929780A Expired FR2058417A5 (en) 1969-09-01 1969-09-01

Country Status (1)

Country Link
FR (1) FR2058417A5 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2410891A1 (en) * 1977-11-30 1979-06-29 Secr Defence Brit RING LASER
FR2452806A1 (en) * 1979-03-26 1980-10-24 Singer Co ANODE FOR RING LASER GYROSCOPE
EP0117268A1 (en) * 1983-02-26 1984-09-05 Honeywell Regelsysteme GmbH Ring laser gyro
WO2007125342A1 (en) * 2006-04-27 2007-11-08 The University Of Sussex Device for manipulating properties of electromagnetic radiation

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2410891A1 (en) * 1977-11-30 1979-06-29 Secr Defence Brit RING LASER
FR2452806A1 (en) * 1979-03-26 1980-10-24 Singer Co ANODE FOR RING LASER GYROSCOPE
EP0117268A1 (en) * 1983-02-26 1984-09-05 Honeywell Regelsysteme GmbH Ring laser gyro
WO2007125342A1 (en) * 2006-04-27 2007-11-08 The University Of Sussex Device for manipulating properties of electromagnetic radiation

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Legal Events

Date Code Title Description
ST Notification of lapse