DE69414524T2 - Festkörperlaser hoher Helligkeit mit Zickzack-Verstärker - Google Patents

Festkörperlaser hoher Helligkeit mit Zickzack-Verstärker

Info

Publication number
DE69414524T2
DE69414524T2 DE69414524T DE69414524T DE69414524T2 DE 69414524 T2 DE69414524 T2 DE 69414524T2 DE 69414524 T DE69414524 T DE 69414524T DE 69414524 T DE69414524 T DE 69414524T DE 69414524 T2 DE69414524 T2 DE 69414524T2
Authority
DE
Germany
Prior art keywords
solid
high brightness
state laser
zigzag
amplifier
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 - Fee Related
Application number
DE69414524T
Other languages
English (en)
Other versions
DE69414524D1 (de
Inventor
Hagop Nmi Injeyan
Pierre Randall J St
Rodger C Hilyard
George M Harpole
Carolyn S Hoefer
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 Corp
Original Assignee
TRW 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 TRW Inc filed Critical TRW Inc
Application granted granted Critical
Publication of DE69414524D1 publication Critical patent/DE69414524D1/de
Publication of DE69414524T2 publication Critical patent/DE69414524T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01S3/2316—Cascaded 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
    • H01S3/02—Constructional details
    • H01S3/04—Arrangements for thermal management
    • H01S3/042—Arrangements for thermal management for solid state 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
    • H01S3/06—Construction or shape of active medium
    • H01S3/0602—Crystal lasers or glass lasers
    • H01S3/0606—Crystal lasers or glass lasers with polygonal cross-section, e.g. slab, prism
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
    • H01S3/0941—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode
    • 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
    • H01S3/02—Constructional details
    • H01S3/04—Arrangements for thermal management
    • H01S3/0407—Liquid cooling, e.g. by water
    • 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
    • H01S3/06—Construction or shape of active medium
    • H01S3/0619—Coatings, e.g. AR, HR, passivation layer
    • H01S3/0621—Coatings on the end-faces, e.g. input/output surfaces of the laser light
    • 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
    • H01S3/06—Construction or shape of active medium
    • H01S3/0619—Coatings, e.g. AR, HR, passivation layer
    • H01S3/0625—Coatings on surfaces other than the end-faces
    • 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
    • H01S3/08072—Thermal lensing or thermally induced birefringence; Compensation thereof
    • 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
    • H01S3/08095—Zig-zag travelling beam through the active medium
    • 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
    • H01S3/10076—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating using optical phase conjugation, e.g. phase conjugate reflection
    • 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
    • H01S3/106—Controlling 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
    • H01S3/108—Controlling 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 using non-linear optical devices, e.g. exhibiting Brillouin or Raman scattering
    • H01S3/109—Frequency multiplication, e.g. harmonic generation
DE69414524T 1993-11-05 1994-09-09 Festkörperlaser hoher Helligkeit mit Zickzack-Verstärker Expired - Fee Related DE69414524T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/148,758 US5555254A (en) 1993-11-05 1993-11-05 High brightness solid-state laser with zig-zag amplifier

Publications (2)

Publication Number Publication Date
DE69414524D1 DE69414524D1 (de) 1998-12-17
DE69414524T2 true DE69414524T2 (de) 1999-04-08

Family

ID=22527230

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69414524T Expired - Fee Related DE69414524T2 (de) 1993-11-05 1994-09-09 Festkörperlaser hoher Helligkeit mit Zickzack-Verstärker

Country Status (4)

Country Link
US (3) US5555254A (de)
EP (1) EP0652616B1 (de)
JP (1) JP2746845B2 (de)
DE (1) DE69414524T2 (de)

Families Citing this family (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5555254A (en) * 1993-11-05 1996-09-10 Trw Inc. High brightness solid-state laser with zig-zag amplifier
GB9522925D0 (en) 1995-11-09 1996-01-10 Barr & Stroud Ltd Solid state lasers
US5721749A (en) * 1996-01-30 1998-02-24 Trw Inc. Laser pulse profile control by modulating relaxation oscillations
JP3739471B2 (ja) * 1996-03-01 2006-01-25 富士通株式会社 光可変減衰器
US5790575A (en) * 1996-07-15 1998-08-04 Trw Inc. Diode laser pumped solid state laser gain module
US5818856A (en) * 1996-08-28 1998-10-06 Trw Inc. Ozone compatible stimulated brillouin scattering materials
US5900967A (en) * 1996-12-12 1999-05-04 Trw Inc. Laser diode mounting technique to evenly deposit energy
US5841805A (en) * 1997-01-14 1998-11-24 Trw Inc. Three-level laser system
US5949805A (en) * 1997-09-22 1999-09-07 Trw Inc. Passive conductively cooled laser crystal medium
JPH11103118A (ja) * 1997-09-26 1999-04-13 Fuji Photo Film Co Ltd 固体レーザーおよびその作製方法
US5986805A (en) * 1998-02-12 1999-11-16 Trw Inc. Polarizer/modulator assembly for lasers
US6178040B1 (en) 1998-06-25 2001-01-23 Trw Inc. Laser with two orthogonal zig-zag slab gain media for optical phase distortion compensation
US6268956B1 (en) 1998-07-07 2001-07-31 Trw Inc. End pumped zig-zag slab laser gain medium
US6094297A (en) * 1998-07-07 2000-07-25 Trw Inc. End pumped zig-zag slab laser gain medium
US6144677A (en) * 1998-08-11 2000-11-07 Trw Inc. High average power fiber laser system with phase conjugation
US6069730A (en) * 1998-08-14 2000-05-30 Trw Inc. Phase conjugated master oscillator-power amplifier breakdown control
US5991315A (en) * 1998-09-03 1999-11-23 Trw Inc. Optically controllable cooled saturable absorber Q-switch slab
US6252771B1 (en) 1999-01-06 2001-06-26 Southern Audio Services Removable remote control amplifier
US6285002B1 (en) * 1999-05-10 2001-09-04 Bryan Kok Ann Ngoi Three dimensional micro machining with a modulated ultra-short laser pulse
US6555781B2 (en) 1999-05-10 2003-04-29 Nanyang Technological University Ultrashort pulsed laser micromachining/submicromachining using an acoustooptic scanning device with dispersion compensation
US6377593B1 (en) 1999-06-21 2002-04-23 Northrop Grumman Corporation Side pumped Q-switched microlaser and associated fabrication method
US6813285B2 (en) * 1999-06-21 2004-11-02 Litton Systems, Inc. Q-switched microlaser
US6219361B1 (en) * 1999-06-21 2001-04-17 Litton Systems, Inc. Side pumped, Q-switched microlaser
US6938097B1 (en) 1999-07-02 2005-08-30 Sonicwall, Inc. System for early packet steering and FIFO-based management with priority buffer support
US6208677B1 (en) 1999-08-31 2001-03-27 Trw Inc. Diode array package with homogeneous output
US6384966B1 (en) * 1999-11-03 2002-05-07 Time-Bandwidth Products Ag Multiple pass optical amplifier with thermal birefringence compensation
WO2001052371A1 (en) * 2000-01-10 2001-07-19 California Institute Of Technology Optical pulse synthesis using brillouin selective sideband amplification
US6763050B2 (en) * 2000-03-16 2004-07-13 The Regents Of The University Of California Method for optical pumping of thin laser media at high average power
JP2001298231A (ja) * 2000-04-18 2001-10-26 Mitsubishi Heavy Ind Ltd 固体レーザ装置
US6580732B1 (en) * 2000-07-14 2003-06-17 Litton Systems, Inc. Multiple mode laser
US6490081B1 (en) * 2000-07-28 2002-12-03 The Board Of Trustees Of The Leland Stanford Junior University Method of amplifying optical signals using doped materials with extremely broad bandwidths
US6501772B1 (en) 2000-08-11 2002-12-31 Litton Systems, Inc. Microlaser assembly having a microresonator and aligned electro-optic components
US6700913B2 (en) 2001-05-29 2004-03-02 Northrop Grumman Corporation Low cost high integrity diode laser array
JP2003023194A (ja) * 2001-07-05 2003-01-24 Japan Atom Energy Res Inst 固体レーザー増幅器
US6778319B2 (en) 2001-09-10 2004-08-17 Np Photonics, Inc. Side-pumped multi-port optical amplifier and method of manufacture using fiber drawing technologies
US6947368B2 (en) * 2001-12-07 2005-09-20 Koninklijke Philips Electronics N.V. Duel-layer optical scanner with non-periodic phase structure element of birefringent material for different wavefront aberration compensation of orthogonally polarized radiation beams
US6700906B2 (en) * 2002-01-31 2004-03-02 The Regents Of The University Of California High energy, high average power solid state green or UV laser
US6658036B1 (en) * 2002-06-27 2003-12-02 The United States Of America As Represented By The Secretary Of The Air Force Lasers and amplifiers based on hybrid slab active mirrors
US7173956B2 (en) 2003-02-12 2007-02-06 Northrop Grumman Corporation Electrically controlled uniform or graded reflectivity electro-optic mirror
SE526095C2 (sv) * 2003-06-24 2005-07-05 Cobolt Ab Strålkombinerare
US7034992B2 (en) * 2003-10-08 2006-04-25 Northrop Grumman Corporation Brightness enhancement of diode light sources
US20050078714A1 (en) * 2003-10-08 2005-04-14 Hiroshi Komine High power fiber laser with eye safe wavelengths
US7209500B2 (en) * 2003-10-30 2007-04-24 Metal Improvement Company, Llc Stimulated Brillouin scattering mirror system, high power laser and laser peening method and system using same
US7291805B2 (en) * 2003-10-30 2007-11-06 The Regents Of The University Of California Target isolation system, high power laser and laser peening method and system using same
US7110171B2 (en) * 2003-10-30 2006-09-19 Metal Improvement Company, Llc Relay telescope including baffle, and high power laser amplifier utilizing the same
US7388895B2 (en) * 2003-11-21 2008-06-17 Tsinghua University Corner-pumping method and gain module for high power slab laser
EP1794853B1 (de) * 2004-09-22 2008-03-19 Raytheon Company Räumliches filter für einen phasenkonjugationslaser
US7280571B2 (en) * 2004-11-23 2007-10-09 Northrop Grumman Corporation Scalable zig-zag laser amplifier
US7590160B2 (en) * 2004-11-26 2009-09-15 Manni Jeffrey G High-gain diode-pumped laser amplifier
FR2879839B1 (fr) * 2004-12-22 2007-01-26 Thales Sa Procede et dispositif d'amplification d'un faisceau laser a haute energie sans lasage transverse
US20060239304A1 (en) * 2005-04-23 2006-10-26 Photonics Industries Int'l High powered TEM00 mode pulsed laser
ITMI20051609A1 (it) * 2005-08-29 2007-02-28 Laservall Spa Sorgente laser a stato solido pompata lateralmente e procedimento di pompaggio di una sorgente laser a stato solido
JP2007214293A (ja) * 2006-02-08 2007-08-23 Hamamatsu Photonics Kk レーザ増幅媒体、レーザ増幅器、およびレーザ装置
JP5177969B2 (ja) * 2006-07-12 2013-04-10 浜松ホトニクス株式会社 光増幅装置
US7433376B1 (en) 2006-08-07 2008-10-07 Textron Systems Corporation Zig-zag laser with improved liquid cooling
CN100447650C (zh) * 2007-02-07 2008-12-31 浙江大学 融石英棒-石英光纤复合型相位共轭装置及方法
CN100464469C (zh) * 2007-04-20 2009-02-25 中国科学院上海光学精密机械研究所 抑制大尺寸钛宝石放大器寄生振荡的方法
US7983312B2 (en) * 2007-08-09 2011-07-19 Raytheon Company Method and apparatus for generation and amplification of light in a semi-guiding high aspect ratio core fiber
FR2937470B1 (fr) * 2008-10-16 2010-12-10 Fibercryst Systeme amplificateur optique pour laser impulsionnel a base d'un milieu a gain guidant et laser impulisionnel le comprenant
US7978943B2 (en) * 2009-01-22 2011-07-12 Raytheon Company Monolithic pump coupler for high-aspect ratio solid-state gain media
US7860360B2 (en) * 2009-01-23 2010-12-28 Raytheon Company Monolithic signal coupler for high-aspect ratio solid-state gain media
US8014426B2 (en) * 2009-01-23 2011-09-06 Raytheon Company Optical device and method of controlling a refractive index profile in the optical device
US8594476B2 (en) 2009-01-23 2013-11-26 Raytheon Company Apparatus and method for mode control in a semi-guiding amplifier medium
WO2010145802A1 (en) * 2009-06-15 2010-12-23 Pantec Biosolutions Ag A monolithic, side pumped solid-state laser and applications thereof
WO2010145855A1 (en) 2009-06-15 2010-12-23 Pantec Biosolutions Ag Monolithic, side pumped solid-state laser and method for operating the same
CN101872102B (zh) * 2010-06-01 2011-12-21 浙江大学 锥度光纤和熔石英棒组成的独立双池型相位共轭装置及方法
CN102501614A (zh) * 2011-11-29 2012-06-20 苏州天弘激光股份有限公司 时分光路超大幅面快速激光标刻系统
US9030732B2 (en) * 2013-03-12 2015-05-12 Raytheon Company Suppression of amplified spontaneous emission (ASE) within laser planar waveguide devices
CN103472654B (zh) * 2013-09-03 2015-09-30 浙江大学 基于共轴放置独立双池相位共轭镜的激光双程放大系统及方法
CN104701722B (zh) * 2015-02-14 2018-04-17 苏州国科华东医疗器械有限公司 一种用于中红外激光器提升功率的方法
CN104795719B (zh) * 2015-04-16 2018-05-22 浙江大学 一种获得高能量单频激光输出的装置和方法
DE112017007839T5 (de) * 2017-08-08 2020-04-30 Han's Laser Technology Industry Group Co., Ltd. Frequenzverdoppelter Laser und Verfahren zum Erzeugen von Oberwellenlaserlicht
CN108490548B (zh) * 2018-05-04 2024-01-30 中山铟尼镭斯科技有限公司 一种集成化带通滤波隔离器
CN112636147A (zh) * 2020-12-22 2021-04-09 北京遥测技术研究所 一种星载大能量全固态板条激光器系统

Family Cites Families (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3423693A (en) * 1963-10-09 1969-01-21 Gen Electric Disk laser having pumping means in direct optical combination with the disk end faces
US3361987A (en) * 1963-11-29 1968-01-02 United Aircraft Corp Poly-sided folded path laser
US3534291A (en) * 1967-06-07 1970-10-13 Gen Electric Apparatus for immersion of face pumped laser devices
US3633126A (en) * 1969-04-17 1972-01-04 Gen Electric Multiple internal reflection face-pumped laser
US3665335A (en) * 1970-01-26 1972-05-23 Gen Electric Coolable slab laser
US4127827A (en) * 1977-04-07 1978-11-28 The United States Of America As Represented By The Secretary Of The Air Force Optimized mode-locked, frequency doubled laser
US4233571A (en) * 1978-09-27 1980-11-11 Hughes Aircraft Company Laser having a nonlinear phase conjugating reflector
US4378601A (en) * 1980-12-22 1983-03-29 The Board Of Trustees Of The Leland Stanford Junior University Slab and holder for face pumped slab laser
US4408334A (en) * 1981-03-13 1983-10-04 The United States Of America As Represented By The Secretary Of The Navy Waveplate for correcting thermally induced stress birefringence in solid state lasers
US4493085A (en) * 1982-05-19 1985-01-08 Hughes Aircraft Company Agile beam laser
US4555786A (en) * 1982-06-24 1985-11-26 Board Of Trustees Of Leland Stanford, Jr. University High power solid state laser
US5271031A (en) * 1985-05-01 1993-12-14 Spectra Physics Laser Diode Systems High efficiency mode-matched solid-state laser with transverse pumping and cascaded amplifier stages
US4709368A (en) * 1985-09-24 1987-11-24 The United States Of America As Represented By The Secretary Of The Army Side-arm phase-conjugated laser
US4682340A (en) * 1985-12-30 1987-07-21 Gte Government Systems Corporation Apparatus for and method of extracting an output beam from a laser system
US4734911A (en) * 1986-03-14 1988-03-29 Hughes Aircraft Company Efficient phase conjugate laser
US4730324A (en) * 1986-10-02 1988-03-08 General Electric Company Method and apparatus for compensating for wave front distortion in a slab laser
US4794344A (en) * 1986-12-01 1988-12-27 Rockwell International Corporation Injected phase conjugate laser amplifier
US4725787A (en) * 1986-12-31 1988-02-16 The United States Of America As Represented By The Secretary Of The Army Phase-conjugated hybrid slab laser
US4902980A (en) * 1987-03-26 1990-02-20 Hughes Aircraft Company Master-oscillator power-amplifier laser system
FR2616976B1 (fr) * 1987-06-22 1989-10-13 Lasag Ag Laser avec systeme de refroidissement perfectionne
US4833682A (en) * 1987-09-24 1989-05-23 Board Of Trustees, Leland Stanford, University Moving slab laser
US4943782A (en) * 1988-03-21 1990-07-24 Hughes Aircraft Company Four-pass phase conjugate optical amplifier system and method
US4902127A (en) * 1988-03-22 1990-02-20 Board Of Trustees Of Leland Stanford, Jr. University Eye-safe coherent laser radar
US4954246A (en) * 1988-03-31 1990-09-04 Institute Of Gas Technology Slurry-phase gasification of carbonaceous materials using ultrasound in an aqueous media
US4949358A (en) * 1988-04-25 1990-08-14 Coherent, Inc. Ring laser with improved beam quality
US4935932A (en) * 1988-08-15 1990-06-19 Spectra-Physics, Inc. Apparatus using induced birefringence to improve laser beam quality
US4918395A (en) * 1988-11-21 1990-04-17 Spectra-Physics Multipass laser amplifier with at least one expanded pass
US4872181A (en) * 1988-11-21 1989-10-03 Spectra-Physics Laser resonator with laser medium exhibiting thermally induced birefringence
US4875219A (en) * 1988-11-28 1989-10-17 The United States Of America As Represented By The Secretary Of The Army Phase-conjugate resonator
US4852109A (en) * 1988-12-02 1989-07-25 General Electric Company Temperature control of a solid state face pumped laser slab by an active siderail
FR2641421A1 (fr) * 1989-01-03 1990-07-06 Comp Generale Electricite Laser a plaque avec pompage optique par source a plage d'emission etroite
US4955725A (en) * 1989-02-17 1990-09-11 Spectra Physics Laser oscillator/amplifier with compensation for stress birefringence
IL89653A (en) * 1989-03-17 1992-07-15 Israel Atomic Energy Comm Non-linear isolator based on stimulated brillouin scattering for a laser apparatus
FR2645355B1 (fr) * 1989-03-31 1991-05-31 Thomson Csf Generateur laser de puissance avec controle de la direction d'emission du faisceau de sortie
US4918703A (en) * 1989-04-21 1990-04-17 General Electric Company Slab geometry laser material with concave edges
GB8909711D0 (en) * 1989-04-27 1989-06-14 Secr Defence Optical beam steering device
FR2648282B1 (fr) * 1989-06-13 1991-08-30 Thomson Csf Laser mopa impulsionnel de puissance a structure mopa avec milieu non lineaire de transfert
US4949346A (en) * 1989-08-14 1990-08-14 Allied-Signal Inc. Conductively cooled, diode-pumped solid-state slab laser
JPH03190293A (ja) * 1989-12-20 1991-08-20 Hoya Corp スラブ型レーザ媒体
WO1991011538A2 (en) * 1990-01-11 1991-08-08 Battelle Memorial Institute Improving material properties
US4991177A (en) * 1990-03-02 1991-02-05 Rockwell International Corporation Laser beam clean-up using mutually pumped phase conjugation
US5142548A (en) * 1990-04-13 1992-08-25 Allied-Signal Inc. Broadband tuning and laser line narrowing utilizing birefringent laser hosts
US4989216A (en) * 1990-04-18 1991-01-29 The United States Of America As Represented By The Secretary Of The Army Double conjugate laser amplifier
US5018163A (en) * 1990-04-26 1991-05-21 The United States Of America As Represented By The Secretary Of The Army Gatling gun laser pulse amplifier using an optical diode
JPH0590670A (ja) * 1991-09-30 1993-04-09 Hoya Corp 半導体レーザ側面励起固体レーザ装置
US5228051A (en) * 1991-12-16 1993-07-13 Hughes Aircraft Company Tilted lens imager in a laser amplifier/oscillator and method utilizing same
US5199042A (en) * 1992-01-10 1993-03-30 Litton Systems, Inc. Unstable laser apparatus
US5272717A (en) * 1992-01-17 1993-12-21 Hughes Aircraft Company Single focus backward Raman laser
US5317447A (en) * 1992-04-24 1994-05-31 Electro Scientific Industries, Inc. High-power, compact, diode-pumped, tunable laser
US5247562A (en) * 1992-07-16 1993-09-21 The Massachusetts Institute Of Technology Tunable source of monochromatic, highly-directional x-rays and a method for producing such radiation
US5325380A (en) * 1992-07-17 1994-06-28 Trw Inc. Dual wavelength laser emitter
JP2804954B2 (ja) * 1992-08-13 1998-09-30 日本電信電話株式会社 偏波無依存型光パルス分離回路および偏波無依存型光パルス多重回路
US5317585A (en) * 1992-08-17 1994-05-31 Hughes Aircraft Company Laser reflecting cavity with ASE suppression and heat removal
US5305345A (en) * 1992-09-25 1994-04-19 The United States Of America As Represented By The United States Department Of Energy Zigzag laser with reduced optical distortion
US5335237A (en) * 1992-10-29 1994-08-02 The United States Of America As Represented By The United States Department Of Energy Parasitic oscillation suppression in solid state lasers using absorbing thin films
US5321718A (en) * 1993-01-28 1994-06-14 Sdl, Inc. Frequency converted laser diode and lens system therefor
US5268787A (en) * 1993-02-17 1993-12-07 Energy Compression Research Corp. Multiple-pass method and apparatus for laser amplification
US5351251A (en) * 1993-03-30 1994-09-27 Carl Zeiss, Inc. Laser apparatus
US5555254A (en) * 1993-11-05 1996-09-10 Trw Inc. High brightness solid-state laser with zig-zag amplifier
US5448579A (en) * 1993-12-09 1995-09-05 Hewlett-Packard Company Polarization independent picosecond fiber laser

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US5646773A (en) 1997-07-08
US5555254A (en) 1996-09-10
JP2746845B2 (ja) 1998-05-06
US5640406A (en) 1997-06-17
EP0652616A1 (de) 1995-05-10
JPH07193307A (ja) 1995-07-28
EP0652616B1 (de) 1998-11-11
DE69414524D1 (de) 1998-12-17

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