FR1546653A - Laser annulaire - Google Patents

Laser annulaire

Info

Publication number
FR1546653A
FR1546653A FR121422A FR121422A FR1546653A FR 1546653 A FR1546653 A FR 1546653A FR 121422 A FR121422 A FR 121422A FR 121422 A FR121422 A FR 121422A FR 1546653 A FR1546653 A FR 1546653A
Authority
FR
France
Prior art keywords
ring laser
laser
ring
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.)
Expired
Application number
FR121422A
Other languages
English (en)
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.)
Sperry Corp
Original Assignee
Sperry Rand Corp
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 Sperry Rand Corp filed Critical Sperry Rand Corp
Priority to FR121422A priority Critical patent/FR1546653A/fr
Application granted granted Critical
Publication of FR1546653A publication Critical patent/FR1546653A/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

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)
FR121422A 1966-09-20 1967-09-19 Laser annulaire Expired FR1546653A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR121422A FR1546653A (fr) 1966-09-20 1967-09-19 Laser annulaire

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US58077566A 1966-09-20 1966-09-20
FR121422A FR1546653A (fr) 1966-09-20 1967-09-19 Laser annulaire

Publications (1)

Publication Number Publication Date
FR1546653A true FR1546653A (fr) 1968-11-22

Family

ID=26179514

Family Applications (1)

Application Number Title Priority Date Filing Date
FR121422A Expired FR1546653A (fr) 1966-09-20 1967-09-19 Laser annulaire

Country Status (1)

Country Link
FR (1) FR1546653A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0030891A1 (fr) * 1979-12-14 1981-06-24 Thomson-Csf Procédé et dispositif de mesure de la différence de phase des ondes circulant dans un interféromètre en anneau

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0030891A1 (fr) * 1979-12-14 1981-06-24 Thomson-Csf Procédé et dispositif de mesure de la différence de phase des ondes circulant dans un interféromètre en anneau

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