FR2680415B1 - RING LASER GYROMETER WITH DIAPHRAGM. - Google Patents

RING LASER GYROMETER WITH DIAPHRAGM.

Info

Publication number
FR2680415B1
FR2680415B1 FR9115644A FR9115644A FR2680415B1 FR 2680415 B1 FR2680415 B1 FR 2680415B1 FR 9115644 A FR9115644 A FR 9115644A FR 9115644 A FR9115644 A FR 9115644A FR 2680415 B1 FR2680415 B1 FR 2680415B1
Authority
FR
France
Prior art keywords
diaphragm
ring laser
laser gyrometer
gyrometer
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 - Fee Related
Application number
FR9115644A
Other languages
French (fr)
Other versions
FR2680415A1 (en
Inventor
Bernard Ruocco-Angari
Jean-Pierre Peghaire
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.)
APPLICATIONS GLES ELECT MECA
Original Assignee
APPLICATIONS GLES ELECT MECA
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 APPLICATIONS GLES ELECT MECA filed Critical APPLICATIONS GLES ELECT MECA
Priority to FR9115644A priority Critical patent/FR2680415B1/en
Publication of FR2680415A1 publication Critical patent/FR2680415A1/en
Application granted granted Critical
Publication of FR2680415B1 publication Critical patent/FR2680415B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01S3/08018—Mode suppression
    • H01S3/08022—Longitudinal modes
    • H01S3/08031—Single-mode emission
    • 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
    • G01C19/661—Ring laser gyrometers details
    • 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
    • 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
    • H01S3/0835—Gas ring lasers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Gyroscopes (AREA)
  • Lasers (AREA)
FR9115644A 1991-12-17 1991-12-17 RING LASER GYROMETER WITH DIAPHRAGM. Expired - Fee Related FR2680415B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9115644A FR2680415B1 (en) 1991-12-17 1991-12-17 RING LASER GYROMETER WITH DIAPHRAGM.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9115644A FR2680415B1 (en) 1991-12-17 1991-12-17 RING LASER GYROMETER WITH DIAPHRAGM.

Publications (2)

Publication Number Publication Date
FR2680415A1 FR2680415A1 (en) 1993-02-19
FR2680415B1 true FR2680415B1 (en) 1993-11-12

Family

ID=9420125

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9115644A Expired - Fee Related FR2680415B1 (en) 1991-12-17 1991-12-17 RING LASER GYROMETER WITH DIAPHRAGM.

Country Status (1)

Country Link
FR (1) FR2680415B1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3573656A (en) * 1968-12-23 1971-04-06 Bell Telephone Labor Inc Laser oscillator with mode selector
DE3424446A1 (en) * 1983-07-05 1985-01-24 Litton Systems, Inc., Beverly Hills, Calif. METHOD AND DEVICE FOR LASER MODE CONTROL
GB8900799D0 (en) * 1989-01-14 1989-03-08 British Aerospace Modular rlg aperturing

Also Published As

Publication number Publication date
FR2680415A1 (en) 1993-02-19

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20110831