GB1575033A - Laser - Google Patents

Laser Download PDF

Info

Publication number
GB1575033A
GB1575033A GB298077A GB298077A GB1575033A GB 1575033 A GB1575033 A GB 1575033A GB 298077 A GB298077 A GB 298077A GB 298077 A GB298077 A GB 298077A GB 1575033 A GB1575033 A GB 1575033A
Authority
GB
United Kingdom
Prior art keywords
laser
amplifying medium
medium
wavelength
amplifying
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
GB298077A
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.)
Massachusetts Institute of Technology
Original Assignee
Massachusetts Institute of Technology
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 Massachusetts Institute of Technology filed Critical Massachusetts Institute of Technology
Publication of GB1575033A publication Critical patent/GB1575033A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/10084Frequency control by seeding
    • H01S3/10092Coherent seed, e.g. injection locking
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08Construction or shape of optical resonators or components thereof
    • H01S3/081Construction or shape of optical resonators or components thereof comprising three or more reflectors
    • H01S3/082Construction or shape of optical resonators or components thereof comprising three or more reflectors defining a plurality of resonators, e.g. for mode selection or suppression
    • H01S3/0823Construction or shape of optical resonators or components thereof comprising three or more reflectors defining a plurality of resonators, e.g. for mode selection or suppression incorporating a dispersive element, e.g. a prism for wavelength selection
    • H01S3/0826Construction or shape of optical resonators or components thereof comprising three or more reflectors defining a plurality of resonators, e.g. for mode selection or suppression incorporating a dispersive element, e.g. a prism for wavelength selection using a diffraction grating
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08Construction or shape of optical resonators or components thereof
    • H01S3/08086Multiple-wavelength emission
    • H01S3/0809Two-wavelenghth emission
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/105Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01SDEVICES 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
    • H01S3/00Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/106Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
GB298077A 1976-02-02 1977-01-25 Laser Expired GB1575033A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US65410076A 1976-02-02 1976-02-02

Publications (1)

Publication Number Publication Date
GB1575033A true GB1575033A (en) 1980-09-17

Family

ID=24623432

Family Applications (1)

Application Number Title Priority Date Filing Date
GB298077A Expired GB1575033A (en) 1976-02-02 1977-01-25 Laser

Country Status (4)

Country Link
CA (1) CA1071745A (enExample)
DE (1) DE2704273A1 (enExample)
FR (1) FR2339972A1 (enExample)
GB (1) GB1575033A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2398318A1 (fr) * 1977-07-21 1979-02-16 Quantel Sa Element de filtrage optique et dispositif d'affinement spectral en comportant application
US4235518A (en) * 1978-10-04 1980-11-25 The United States Of America As Represented By The United States Department Of Energy High efficiency laser spectrum conditioner
DE2945219C2 (de) * 1979-11-09 1984-05-10 Felten & Guilleaume Fernmeldeanlagen Gmbh, 8500 Nuernberg Abstimmbarer Halbleiterlaser
SE421568B (sv) * 1980-05-28 1982-01-04 Optisk Forskning Inst Anordning for uppdelning av en ljusstrale i ett flertal stralar eller omvent
FR2493053A1 (fr) * 1980-10-23 1982-04-30 Commissariat Energie Atomique Laser a plusieurs longueurs d'onde utilisant une roue tournante munie d'ouvertures
DE3343482A1 (de) * 1983-12-01 1985-06-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Doppelresonator fuer einen halbleiterlaser
DE3730563C2 (de) * 1987-09-11 1994-07-07 Aesculap Ag Medizinisches Gerät zum Schneiden oder Koagulieren von Gewebe
DE4023571A1 (de) * 1990-07-25 1992-02-06 Uranit Gmbh Verfahren zur erzeugung von laserstrahlung mit anteilen verschiedener wellenlaengen synchronisierter und raeumlich ueberlappter strahlenausbreitung und mehrwellenlaengen co(pfeil abwaerts)2(pfeil abwaerts)-laser zur durchfuehrung des verfahrens

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675154A (en) * 1970-10-01 1972-07-04 Bell Telephone Labor Inc Dispersion compensation in lasers
US3766488A (en) * 1971-06-17 1973-10-16 Bell Telephone Labor Inc Dye laser with pump cavity mode matched to laser resonator
US3774121A (en) * 1971-12-13 1973-11-20 Bell Telephone Labor Inc Wavelength selective laser apparatus
US3872407A (en) * 1972-09-01 1975-03-18 Us Navy Rapidly tunable laser
US3928817A (en) * 1974-08-29 1975-12-23 Us Air Force Multiple-selected-line unstable resonator

Also Published As

Publication number Publication date
DE2704273A1 (de) 1977-08-04
FR2339972B1 (enExample) 1984-01-27
CA1071745A (en) 1980-02-12
FR2339972A1 (fr) 1977-08-26

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Legal Events

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