FR2147976A1 - - Google Patents

Info

Publication number
FR2147976A1
FR2147976A1 FR7224328A FR7224328A FR2147976A1 FR 2147976 A1 FR2147976 A1 FR 2147976A1 FR 7224328 A FR7224328 A FR 7224328A FR 7224328 A FR7224328 A FR 7224328A FR 2147976 A1 FR2147976 A1 FR 2147976A1
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.)
Granted
Application number
FR7224328A
Other languages
French (fr)
Other versions
FR2147976B3 (enrdf_load_stackoverflow
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.)
Jenoptik AG
Original Assignee
VEB Carl Zeiss Jena GmbH
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 VEB Carl Zeiss Jena GmbH filed Critical VEB Carl Zeiss Jena GmbH
Publication of FR2147976A1 publication Critical patent/FR2147976A1/fr
Application granted granted Critical
Publication of FR2147976B3 publication Critical patent/FR2147976B3/fr
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
    • 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
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/13—Stabilisation of laser output parameters, e.g. frequency or amplitude
    • H01S3/139—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length
    • H01S3/1396—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length by using two modes present, e.g. Zeeman splitting

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
FR7224328A 1971-08-05 1972-07-05 Expired FR2147976B3 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD156996A DD99057A1 (enrdf_load_stackoverflow) 1971-08-05 1971-08-05

Publications (2)

Publication Number Publication Date
FR2147976A1 true FR2147976A1 (enrdf_load_stackoverflow) 1973-03-11
FR2147976B3 FR2147976B3 (enrdf_load_stackoverflow) 1974-10-31

Family

ID=5484175

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7224328A Expired FR2147976B3 (enrdf_load_stackoverflow) 1971-08-05 1972-07-05

Country Status (5)

Country Link
US (1) USB374362I5 (enrdf_load_stackoverflow)
CS (1) CS159983B1 (enrdf_load_stackoverflow)
DD (1) DD99057A1 (enrdf_load_stackoverflow)
DE (1) DE2225036A1 (enrdf_load_stackoverflow)
FR (1) FR2147976B3 (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365900A1 (fr) * 1976-09-24 1978-04-21 Hughes Aircraft Co Modulateur optique a large bande pour communications
FR2478319A1 (fr) * 1980-03-14 1981-09-18 Deutsche Forsch Luft Raumfahrt Capteur de vitesse de rotation a laser en anneau

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365900A1 (fr) * 1976-09-24 1978-04-21 Hughes Aircraft Co Modulateur optique a large bande pour communications
FR2478319A1 (fr) * 1980-03-14 1981-09-18 Deutsche Forsch Luft Raumfahrt Capteur de vitesse de rotation a laser en anneau

Also Published As

Publication number Publication date
USB374362I5 (enrdf_load_stackoverflow)
FR2147976B3 (enrdf_load_stackoverflow) 1974-10-31
DD99057A1 (enrdf_load_stackoverflow) 1973-07-12
DE2225036A1 (de) 1973-02-15
CS159983B1 (enrdf_load_stackoverflow) 1975-02-28

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Legal Events

Date Code Title Description
ST Notification of lapse