DE69232039T2 - Laserlichterzeuger - Google Patents

Laserlichterzeuger

Info

Publication number
DE69232039T2
DE69232039T2 DE69232039T DE69232039T DE69232039T2 DE 69232039 T2 DE69232039 T2 DE 69232039T2 DE 69232039 T DE69232039 T DE 69232039T DE 69232039 T DE69232039 T DE 69232039T DE 69232039 T2 DE69232039 T2 DE 69232039T2
Authority
DE
Germany
Prior art keywords
laser light
light generator
generator
laser
light
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 - Lifetime
Application number
DE69232039T
Other languages
English (en)
Other versions
DE69232039D1 (de
Inventor
Hisashi Masuda
Kiyoshi Ohsato
Atsushi Fukumoto
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of DE69232039D1 publication Critical patent/DE69232039D1/de
Application granted granted Critical
Publication of DE69232039T2 publication Critical patent/DE69232039T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01S3/06—Construction or shape of active medium
    • H01S3/0627—Construction or shape of active medium the resonator being monolithic, e.g. microlaser
    • 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
    • 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
    • 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
    • H01S3/131—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the active medium, e.g. by controlling the processes or apparatus for excitation
    • H01S3/1312—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the active medium, e.g. by controlling the processes or apparatus for excitation by controlling the optical pumping
    • 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
    • H01S2301/00—Functional characteristics
    • H01S2301/02—ASE (amplified spontaneous emission), noise; Reduction 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
    • H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping
    • H01S3/0071—Beam steering, e.g. whereby a mirror outside the cavity is present to change the beam direction
    • 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
    • H01S3/025—Constructional details of solid state lasers, e.g. housings or mountings
    • 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
    • H01S3/0405—Conductive cooling, e.g. by heat sinks or thermo-electric elements
    • 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
    • H01S3/0604—Crystal lasers or glass lasers in the form of a plate or disc
    • 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
    • H01S3/0615—Shape of end-face
    • 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
    • H01S3/09415—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a laser diode the pumping beam being parallel to the lasing mode of the pumped medium, e.g. end-pumping
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/0683—Stabilisation of laser output parameters by monitoring the optical output parameters
DE69232039T 1991-05-22 1992-05-13 Laserlichterzeuger Expired - Lifetime DE69232039T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3146920A JPH04345078A (ja) 1991-05-22 1991-05-22 レーザ光発生装置

Publications (2)

Publication Number Publication Date
DE69232039D1 DE69232039D1 (de) 2001-10-11
DE69232039T2 true DE69232039T2 (de) 2002-06-27

Family

ID=15418559

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69232039T Expired - Lifetime DE69232039T2 (de) 1991-05-22 1992-05-13 Laserlichterzeuger

Country Status (4)

Country Link
US (1) US5303250A (de)
EP (1) EP0514758B1 (de)
JP (1) JPH04345078A (de)
DE (1) DE69232039T2 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU659270B2 (en) * 1992-02-20 1995-05-11 Sony Corporation Laser light beam generating apparatus
DE69331453T2 (de) * 1992-06-19 2002-09-12 Sony Corp Vorrichtung zur Erzeugung von Laserstrahlen
JP3500582B2 (ja) * 1992-11-05 2004-02-23 富士通株式会社 光周波数基準光源発生装置
JPH07142803A (ja) * 1993-11-12 1995-06-02 Fuji Photo Film Co Ltd レーザーダイオードポンピング固体レーザー
DE4401917C2 (de) * 1994-01-24 1998-02-12 Med Laserzentrum Luebeck Gmbh Vorrichtung zur Erzeugung von Laserpulsen mit Pulslängen im Bereich weniger Mikrosekunden
US5394420A (en) * 1994-01-27 1995-02-28 Trw Inc. Multiform crystal and apparatus for fabrication
US5412683A (en) * 1994-02-04 1995-05-02 Spectra-Physics Lasers, Inc Confocal diode pumped laser
US5651020A (en) * 1994-02-04 1997-07-22 Spectra-Physics Lasers, Inc. Confocal-to-concentric diode pumped laser
DE69529378T2 (de) * 1994-09-14 2003-10-09 Matsushita Electric Ind Co Ltd Verfahren zur Stabilisierung der Ausgangsleistung von höheren harmonischen Wellen und Laserlichtquelle mit kurzer Wellenlänge die dasselbe benutzt
US5832015A (en) * 1994-09-20 1998-11-03 Fuji Photo Film Co., Ltd. Laser-diode-pumped solid-state laser
JPH10506724A (ja) * 1994-10-03 1998-06-30 エスディーエル インク． チューニング可能な青色レーザダイオード
GB2300964B (en) * 1995-05-13 1999-11-10 I E Optomech Limited Monolithic laser
US5825793A (en) * 1995-06-05 1998-10-20 Hitachi Metals, Ltd. Laser and laser applied units
JP3716355B2 (ja) * 1996-03-18 2005-11-16 株式会社トプコン レーザー装置及びレーザー装置制御方法
US6021141A (en) * 1996-03-29 2000-02-01 Sdl, Inc. Tunable blue laser diode
JPH09297025A (ja) * 1996-05-02 1997-11-18 Topcon Corp レーザー照射光検出装置
US5822345A (en) * 1996-07-08 1998-10-13 Presstek, Inc. Diode-pumped laser system and method
DE19647878A1 (de) * 1996-11-19 1998-05-20 Daimler Benz Ag Laser- und Verstärkersystem zur Erzeugung von Laserstrahlung im sichtbaren Wellenlängenbereich
JP3757344B2 (ja) * 1997-02-09 2006-03-22 株式会社トプコン 回転レーザー照射装置
US5990925A (en) * 1997-11-07 1999-11-23 Presstek, Inc. Diode-pumped system and method for producing image spots of constant size
US6210864B1 (en) 1998-10-06 2001-04-03 Presstek, Inc. Method and apparatus for laser imaging with multi-mode devices and optical diffusers
JP2001036189A (ja) * 1999-07-15 2001-02-09 Topcon Corp レーザー発振周波数安定化装置
JP4260306B2 (ja) * 1999-09-27 2009-04-30 芝浦メカトロニクス株式会社 固体レーザ装置および固体レーザ装置の制御方法
DE19962047A1 (de) 1999-12-22 2001-06-28 Univ Karlsruhe Vorrichtung zur Stabilisierung der Dynamik von Laser-Systemen
JP4520582B2 (ja) * 2000-04-25 2010-08-04 ミヤチテクノス株式会社 レーザ加工装置
US6792015B1 (en) * 2000-12-29 2004-09-14 Cisco Technology, Inc. Thermo-electric cooler circuit and method for DWDM/TDM mode selection
US6891868B2 (en) * 2001-05-08 2005-05-10 Plasmon Lms, Inc. Laser driver with noise reduction feedback for optical storage applications
US7145924B2 (en) * 2003-03-27 2006-12-05 Shimadzu Corporation Solid laser apparatus
FR2876461B1 (fr) * 2004-10-07 2006-12-29 Commissariat Energie Atomique Systeme optique a extension de propagation de faisceau.
US8111986B1 (en) 2004-12-22 2012-02-07 Clariphy Communications, Inc. Testing of transmitters for communication links by software simulation of reference channel and/or reference receiver
US7853149B2 (en) * 2005-03-08 2010-12-14 Clariphy Communications, Inc. Transmitter frequency peaking for optical fiber channels
JP4923850B2 (ja) * 2006-08-21 2012-04-25 ソニー株式会社 光源装置及び光源制御方法
WO2008126467A1 (ja) * 2007-03-30 2008-10-23 Konica Minolta Opto, Inc. 第二次高調波光発生装置及びその製造方法
DE102007032253B4 (de) * 2007-07-06 2015-06-03 Coherent Gmbh Verfahren zur Variation der Lichtleistung eines mittels einer nichtlinear optischen Anordnung gewonnenen, Frequenz-konvertierten Laserstrahls
US11881676B2 (en) * 2019-01-31 2024-01-23 L3Harris Technologies, Inc. End-pumped Q-switched laser

Family Cites Families (9)

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Publication number Priority date Publication date Assignee Title
US4656635A (en) * 1985-05-01 1987-04-07 Spectra-Physics, Inc. Laser diode pumped solid state laser
JPS637685A (ja) * 1986-06-27 1988-01-13 Matsushita Electric Ind Co Ltd ２次高調波発生装置
US4847851A (en) * 1988-05-19 1989-07-11 University Of South Florida Butt-coupled single transverse mode diode pumped laser
US5027361A (en) * 1988-06-21 1991-06-25 Board Of Trustees Of Leland Stanford, Jr., University Efficient laser harmonic generation employing a low-loss external optical resonator
JPH02125764A (ja) * 1988-11-04 1990-05-14 Konica Corp 光量安定化光源ユニット
JPH02161786A (ja) * 1988-12-15 1990-06-21 Hamamatsu Photonics Kk 半導体レーザ励起固定レーザ装置
US5101411A (en) * 1989-09-29 1992-03-31 Hitachi, Ltd. Organic non-linear optical device
US5065046A (en) * 1990-11-28 1991-11-12 Amoco Corporation Method and apparatus for parametric generation of midinfrared light in KNbO3
US5077748A (en) * 1991-04-01 1991-12-31 International Business Machines Corporation Laser system and method

Also Published As

Publication number Publication date
EP0514758A3 (en) 1993-04-28
EP0514758A2 (de) 1992-11-25
JPH04345078A (ja) 1992-12-01
US5303250A (en) 1994-04-12
DE69232039D1 (de) 2001-10-11
EP0514758B1 (de) 2001-09-05

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication of lapse of patent is to be deleted
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
R071 Expiry of right

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