GB1542723A - Ring lasers - Google Patents

Ring lasers

Info

Publication number
GB1542723A
GB1542723A GB2829176A GB2829176A GB1542723A GB 1542723 A GB1542723 A GB 1542723A GB 2829176 A GB2829176 A GB 2829176A GB 2829176 A GB2829176 A GB 2829176A GB 1542723 A GB1542723 A GB 1542723A
Authority
GB
United Kingdom
Prior art keywords
ring lasers
lasers
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
GB2829176A
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 Co PLC
Original Assignee
General Electric Co 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 Co PLC filed Critical General Electric Co PLC
Priority to GB2829176A priority Critical patent/GB1542723A/en
Priority to CA281,359A priority patent/CA1085499A/en
Priority to DE19772730427 priority patent/DE2730427A1/en
Priority to FR7720867A priority patent/FR2358038A1/en
Publication of GB1542723A publication Critical patent/GB1542723A/en
Expired 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
GB2829176A 1976-07-07 1976-07-07 Ring lasers Expired GB1542723A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB2829176A GB1542723A (en) 1976-07-07 1976-07-07 Ring lasers
CA281,359A CA1085499A (en) 1976-07-07 1977-06-24 Ring lasers
DE19772730427 DE2730427A1 (en) 1976-07-07 1977-07-06 RING LASER
FR7720867A FR2358038A1 (en) 1976-07-07 1977-07-06 RING LASER WITH CLOSED OPTICAL PATH

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1542723A true GB1542723A (en) 1979-03-21

Family

ID=10273335

Family Applications (1)

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

Country Status (4)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3921424A1 (en) * 1989-06-29 1991-01-03 Max Planck Gesellschaft RINGLASER-GIRLS
FR2854947B1 (en) * 2003-05-16 2005-07-01 Thales Sa SOLID STATE GYROLASER STABILIZED BY ACOUSTO-OPTICAL DEVICES

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1292899B (en) * 1965-04-02 1969-04-17 Honeywell Inc Device for measuring a rotary movement
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
CA1085499A (en) 1980-09-09
FR2358038B1 (en) 1984-04-20
FR2358038A1 (en) 1978-02-03
DE2730427A1 (en) 1978-02-16

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee