FR2358038B1 - - Google Patents

Info

Publication number
FR2358038B1
FR2358038B1 FR7720867A FR7720867A FR2358038B1 FR 2358038 B1 FR2358038 B1 FR 2358038B1 FR 7720867 A FR7720867 A FR 7720867A FR 7720867 A FR7720867 A FR 7720867A FR 2358038 B1 FR2358038 B1 FR 2358038B1
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
FR7720867A
Other languages
French (fr)
Other versions
FR2358038A1 (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.)
General Electric Company PLC
Original Assignee
General Electric Company PLC
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 General Electric Company PLC filed Critical General Electric Company PLC
Publication of FR2358038A1 publication Critical patent/FR2358038A1/fr
Application granted granted Critical
Publication of FR2358038B1 publication Critical patent/FR2358038B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Lasers (AREA)
  • Gyroscopes (AREA)
FR7720867A 1976-07-07 1977-07-06 Laser en anneau a chemin optique ferme Granted FR2358038A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2829176A GB1542723A (en) 1976-07-07 1976-07-07 Ring lasers

Publications (2)

Publication Number Publication Date
FR2358038A1 FR2358038A1 (fr) 1978-02-03
FR2358038B1 true FR2358038B1 (enExample) 1984-04-20

Family

ID=10273335

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7720867A Granted FR2358038A1 (fr) 1976-07-07 1977-07-06 Laser en anneau a chemin optique ferme

Country Status (4)

Country Link
CA (1) CA1085499A (enExample)
DE (1) DE2730427A1 (enExample)
FR (1) FR2358038A1 (enExample)
GB (1) GB1542723A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3921424A1 (de) * 1989-06-29 1991-01-03 Max Planck Gesellschaft Ringlaser-kreisel
FR2854947B1 (fr) * 2003-05-16 2005-07-01 Thales Sa Gyrolaser a etat solide stabilise par des dispositifs acousto-optiques

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1292899B (de) * 1965-04-02 1969-04-17 Honeywell Inc Einrichtung zum Messen einer Drehbewegung
US3627422A (en) * 1965-06-21 1971-12-14 Varian Associates Means for avoiding locking in ring lasers
US3714607A (en) * 1970-08-07 1973-01-30 Hewlett Packard Co Acousto optic method and apparatus for mode decoupling a ring laser

Also Published As

Publication number Publication date
DE2730427A1 (de) 1978-02-16
GB1542723A (en) 1979-03-21
CA1085499A (en) 1980-09-09
FR2358038A1 (fr) 1978-02-03

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Legal Events

Date Code Title Description
ST Notification of lapse