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JPS5548989A - Ring laser - Google Patents

Ring laser

Info

Publication number
JPS5548989A
JPS5548989A JP12648479A JP12648479A JPS5548989A JP S5548989 A JPS5548989 A JP S5548989A JP 12648479 A JP12648479 A JP 12648479A JP 12648479 A JP12648479 A JP 12648479A JP S5548989 A JPS5548989 A JP S5548989A
Authority
JP
Japan
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.)
Granted
Application number
JP12648479A
Other languages
Japanese (ja)
Other versions
JPS584475B2 (en
Inventor
Shii Guranto Jiyun Deibuitsudo
Jiee Hatsuchingusu Toomasu
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.)
Northrop Grumman Guidance and Electronics Co Inc
Original Assignee
Litton Systems Inc
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 Litton Systems Inc filed Critical Litton Systems Inc
Publication of JPS5548989A publication Critical patent/JPS5548989A/en
Publication of JPS584475B2 publication Critical patent/JPS584475B2/en
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
    • G01C19/661—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)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Plasma & Fusion (AREA)
  • Gyroscopes (AREA)
  • Lasers (AREA)
JP54126484A 1978-10-02 1979-10-02 ring laser Expired JPS584475B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US94735578A 1978-10-02 1978-10-02

Publications (2)

Publication Number Publication Date
JPS5548989A true JPS5548989A (en) 1980-04-08
JPS584475B2 JPS584475B2 (en) 1983-01-26

Family

ID=25486010

Family Applications (2)

Application Number Title Priority Date Filing Date
JP54126484A Expired JPS584475B2 (en) 1978-10-02 1979-10-02 ring laser
JP57102360A Expired JPS5910078B2 (en) 1978-10-02 1982-06-16 How to adjust laser path length

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP57102360A Expired JPS5910078B2 (en) 1978-10-02 1982-06-16 How to adjust laser path length

Country Status (9)

Country Link
JP (2) JPS584475B2 (en)
CA (1) CA1133615A (en)
CH (1) CH651157A5 (en)
DE (1) DE2939804A1 (en)
FR (1) FR2438357A1 (en)
GB (1) GB2032169B (en)
IL (1) IL57936A (en)
IT (1) IT1164049B (en)
SE (1) SE449664B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59132692A (en) * 1982-12-27 1984-07-30 リトン・システムズ，インコ−ポレ−テツド Improved laser cathode

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4519708A (en) * 1981-05-20 1985-05-28 Raytheon Company Mode discrimination apparatus
US4672623A (en) * 1985-08-16 1987-06-09 Honeywell Inc. Cathode construction for a laser

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3390606A (en) * 1965-03-01 1968-07-02 Honeywell Inc Control apparatus
US3462708A (en) * 1966-11-29 1969-08-19 Sperry Rand Corp Ring laser having a piezoelectric reflector external to the closed loop to cancel a frequency modulation within the loop
US3503005A (en) * 1967-10-17 1970-03-24 Honeywell Inc Ring laser which is biased to permit two equal intensity transition frequencies to be generated in opposite directions
US3581227A (en) * 1968-04-18 1971-05-25 Honeywell Inc Adjustable, thin membrane mirror for use in the stabilization of ring lasers
US3824487A (en) * 1972-05-08 1974-07-16 United Aircraft Corp Unstable ring laser resonators
CA1085031A (en) * 1976-11-08 1980-09-02 Litton Systems, Inc. Laser gyro with phased dithered mirrors
US4115004A (en) * 1976-11-15 1978-09-19 Litton Systems, Inc. Counterbalanced oscillating ring laser gyro

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59132692A (en) * 1982-12-27 1984-07-30 リトン・システムズ，インコ−ポレ−テツド Improved laser cathode

Also Published As

Publication number Publication date
IT1164049B (en) 1987-04-08
CH651157A5 (en) 1985-08-30
IT7950401A0 (en) 1979-09-28
FR2438357A1 (en) 1980-04-30
SE7908117L (en) 1980-04-03
DE2939804A1 (en) 1980-04-10
GB2032169B (en) 1982-09-22
FR2438357B1 (en) 1984-02-17
GB2032169A (en) 1980-04-30
JPS5821385A (en) 1983-02-08
IL57936A (en) 1982-07-30
CA1133615A (en) 1982-10-12
JPS5910078B2 (en) 1984-03-06
JPS584475B2 (en) 1983-01-26
SE449664B (en) 1987-05-11

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