JPS50140291A - - Google Patents

Info

Publication number
JPS50140291A
JPS50140291A JP50045373A JP4537375A JPS50140291A JP S50140291 A JPS50140291 A JP S50140291A JP 50045373 A JP50045373 A JP 50045373A JP 4537375 A JP4537375 A JP 4537375A JP S50140291 A JPS50140291 A JP S50140291A
Authority
JP
Japan
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.)
Pending
Application number
JP50045373A
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 filed Critical
Publication of JPS50140291A publication Critical patent/JPS50140291A/ja
Pending 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
    • H01S3/23—Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
    • H01S3/2308—Amplifier arrangements, e.g. MOPA
    • H01S3/2325—Multi-pass amplifiers, e.g. regenerative amplifiers
    • H01S3/2333—Double-pass amplifiers
    • 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
    • H01S3/23—Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
    • H01S3/2308—Amplifier arrangements, e.g. MOPA

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
JP50045373A 1974-04-26 1975-04-16 Pending JPS50140291A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/468,176 US4019151A (en) 1974-04-26 1974-04-26 Multiple pass laser amplifier system

Publications (1)

Publication Number Publication Date
JPS50140291A true JPS50140291A (ja) 1975-11-10

Family

ID=23858718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50045373A Pending JPS50140291A (ja) 1974-04-26 1975-04-16

Country Status (7)

Country Link
US (1) US4019151A (ja)
JP (1) JPS50140291A (ja)
AU (1) AU7932775A (ja)
BE (1) BE828046A (ja)
DE (1) DE2518567A1 (ja)
FR (1) FR2269222A1 (ja)
IL (1) IL46854A0 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5339690A (en) * 1976-09-24 1978-04-11 Roomiraa Roozemarii Color sample for appraising tooth color and method therefor

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4116542A (en) * 1976-05-19 1978-09-26 Kms Fusion, Inc. Method and apparatus for reducing coherence of high-power laser beams
US4200846A (en) * 1977-09-29 1980-04-29 The United States Of America As Represented By The United States Department Of Energy Efficient laser amplifier using sequential pulses of different wavelengths
US4264869A (en) * 1978-11-13 1981-04-28 Hunter Robert O Compressed pulse laser
US4483596A (en) * 1982-03-01 1984-11-20 Xerox Corporation Interface suppression apparatus and method for a linear modulator
US4511220A (en) * 1982-12-23 1985-04-16 The United States Of America As Represented By The Secretary Of The Air Force Laser target speckle eliminator
FR2572196B1 (fr) * 1984-10-19 1987-02-20 Centre Nat Rech Scient Procede et dispositif de modulation de phase optique controlable stable
US5162940A (en) * 1987-03-06 1992-11-10 The United States Of America As Represented By The Secretary Of The Air Force Multiple energy level, multiple pulse rate laser source
WO1988009521A1 (fr) * 1987-05-29 1988-12-01 Mitsubishi Denki Kabushiki Kaisha Dispositif de mise en forme d'ondes impulsionnelles
JPS6426826A (en) * 1987-07-23 1989-01-30 Kokusai Denshin Denwa Co Ltd Optical amplification system
US4941738A (en) * 1988-07-29 1990-07-17 American Telephone And Telegraph Company Polarization independent optical amplifier apparatus
US4918395A (en) * 1988-11-21 1990-04-17 Spectra-Physics Multipass laser amplifier with at least one expanded pass
US4982166A (en) * 1989-03-01 1991-01-01 Morrow Clifford E Method and apparatus for combining two lower power laser beams to produce a combined higher power beam
US4978189A (en) * 1989-11-14 1990-12-18 At&T Bell Laboratories Hybrid optical isolator, circulator or switch, and systems utilizing same
FR2673491B1 (fr) * 1991-03-01 1995-04-07 Bourgogne Universite Resonateur optique et oscillateur laser en anneau a elements polarisants.
US5268787A (en) * 1993-02-17 1993-12-07 Energy Compression Research Corp. Multiple-pass method and apparatus for laser amplification
US5644424A (en) * 1996-03-18 1997-07-01 Washington State University Research Foundation Laser amplifier and method
US5986805A (en) * 1998-02-12 1999-11-16 Trw Inc. Polarizer/modulator assembly for lasers
US7391558B2 (en) * 2005-10-19 2008-06-24 Raytheon Company Laser amplifier power extraction enhancement system and method
FR3006510B1 (fr) * 2013-06-04 2016-09-23 Cilas Systeme d'amplification laser a disque epais et applications

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3447856A (en) * 1966-10-07 1969-06-03 Bell Telephone Labor Inc Optical pulse multiplier
CH464382A (de) * 1967-04-13 1968-10-31 Inst Angewandte Physik Verfahren zur Erzeugung eines monochromatischen Lichtstrahles mittels eines Laseroszillators und Anordnung zur Durchführung des Verfahrens
US3521069A (en) * 1967-09-29 1970-07-21 United Aircraft Corp Apparatus for obtaining a narrow high power laser pulse
FR1564862A (ja) * 1968-03-12 1969-04-25
US3597695A (en) * 1969-05-23 1971-08-03 Atomic Energy Commission Single-cavity regenerative laser pulse amplifier
US3740664A (en) * 1972-02-22 1973-06-19 United Aircraft Corp Hybrid frequency stable laser system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5339690A (en) * 1976-09-24 1978-04-11 Roomiraa Roozemarii Color sample for appraising tooth color and method therefor

Also Published As

Publication number Publication date
US4019151A (en) 1977-04-19
FR2269222A1 (ja) 1975-11-21
AU7932775A (en) 1976-09-23
IL46854A0 (en) 1975-05-22
DE2518567A1 (de) 1975-11-13
BE828046A (fr) 1975-10-17

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