AU2001286111A1 - Improvements to lasers - Google Patents

Improvements to lasers

Info

Publication number
AU2001286111A1
AU2001286111A1 AU2001286111A AU8611101A AU2001286111A1 AU 2001286111 A1 AU2001286111 A1 AU 2001286111A1 AU 2001286111 A AU2001286111 A AU 2001286111A AU 8611101 A AU8611101 A AU 8611101A AU 2001286111 A1 AU2001286111 A1 AU 2001286111A1
Authority
AU
Australia
Prior art keywords
lasers
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.)
Abandoned
Application number
AU2001286111A
Inventor
Daniel A. Allwood
David R. Klug
Ian P. Mercer
Jason Palmer
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.)
Powerlase Ltd
Original Assignee
Powerlase Ltd
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
Priority claimed from GB0022482A external-priority patent/GB0022482D0/en
Priority claimed from GB0022481A external-priority patent/GB0022481D0/en
Priority claimed from GB0022478A external-priority patent/GB0022478D0/en
Priority claimed from GB0022480A external-priority patent/GB0022480D0/en
Priority claimed from GB0022476A external-priority patent/GB0022476D0/en
Application filed by Powerlase Ltd filed Critical Powerlase Ltd
Publication of AU2001286111A1 publication Critical patent/AU2001286111A1/en
Abandoned 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
    • H01S3/082—Construction 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
    • 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
    • H01S3/08054—Passive cavity elements acting on the polarization, e.g. a polarizer for branching or walk-off compensation
    • 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
    • H01S3/08059—Constructional details of the reflector, e.g. shape
    • 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
    • H01S3/0813—Configuration of resonator
    • H01S3/0815—Configuration of resonator having 3 reflectors, e.g. V-shaped resonators
    • 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
    • H01S3/106—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
    • H01S3/107—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 electro-optic devices, e.g. exhibiting Pockels or Kerr effect
    • H01S3/1075—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 electro-optic devices, e.g. exhibiting Pockels or Kerr effect for optical deflection
    • 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
    • H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
    • H01S3/1103—Cavity dumping
    • 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
    • H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
    • H01S3/1123—Q-switching
    • H01S3/115—Q-switching using intracavity electro-optic devices
    • 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
    • H01S3/1306—Stabilisation of the amplitude
AU2001286111A 2000-09-13 2001-09-13 Improvements to lasers Abandoned AU2001286111A1 (en)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
GB0022482A GB0022482D0 (en) 2000-09-13 2000-09-13 Polariser
GB0022476 2000-09-13
GB0022481A GB0022481D0 (en) 2000-09-13 2000-09-13 Laser cavities
GB0022478A GB0022478D0 (en) 2000-09-13 2000-09-13 Switched pulsed laser
GB0022480A GB0022480D0 (en) 2000-09-13 2000-09-13 Laser cavities
GB0022478 2000-09-13
GB0022481 2000-09-13
GB0022482 2000-09-13
GB0022476A GB0022476D0 (en) 2000-09-13 2000-09-13 Switched pulsed laser
GB0022480 2000-09-13
PCT/GB2001/004118 WO2002023683A2 (en) 2000-09-13 2001-09-13 Pulse laser resonator

Publications (1)

Publication Number Publication Date
AU2001286111A1 true AU2001286111A1 (en) 2002-03-26

Family

ID=27515978

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001286111A Abandoned AU2001286111A1 (en) 2000-09-13 2001-09-13 Improvements to lasers

Country Status (4)

Country Link
US (2) US7031352B2 (en)
EP (1) EP1320912A2 (en)
AU (1) AU2001286111A1 (en)
WO (1) WO2002023683A2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7031352B2 (en) 2000-09-13 2006-04-18 Powerlase Limited Pulse laser resonator
US20080273559A1 (en) * 2007-05-04 2008-11-06 Ekspla Ltd. Multiple Output Repetitively Pulsed Laser
KR101555415B1 (en) * 2010-11-04 2015-09-23 바이오레이즈, 인크. Initiation sequences for ramping-up pulse power in a medical laser having high-intensity leading subpulses
DE102012113029A1 (en) 2012-12-21 2014-06-26 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Short-pulse laser system
US8995052B1 (en) 2013-09-09 2015-03-31 Coherent Kaiserslautern GmbH Multi-stage MOPA with first-pulse suppression
WO2021010089A1 (en) * 2019-07-16 2021-01-21 日亜化学工業株式会社 Q switch resonator, and pulse generator
CN111082301B (en) * 2019-12-31 2022-01-14 哈尔滨工程大学 LN cavity emptying type orthogonal polarization synchronous pulse laser generation method based on double 45-MgO

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3564454A (en) * 1967-11-28 1971-02-16 Trw Inc Laser apparatus with laser rod birefringence insensitive polarized cavity
US3928818A (en) 1974-10-17 1975-12-23 Us Navy Method of reducing light leakage in lasers
US4053851A (en) * 1975-07-10 1977-10-11 The United States Of America As Represented By The United States Energy Research And Development Administration Near 16 micron CO2 laser system
US4208636A (en) * 1977-12-16 1980-06-17 Burleigh Instruments, Inc. Laser apparatus
AU5376979A (en) 1978-12-15 1980-06-26 Commonwealth Of Australia, The Thermally compensated laser
US4337442A (en) 1980-03-28 1982-06-29 Electro Scientific Industries, Inc. First laser pulse amplitude modulation
US4380073A (en) * 1980-11-10 1983-04-12 United Technologies Corporation Injection control of an electro-optically Q-switched cavity-dumped laser
US4546477A (en) * 1982-04-23 1985-10-08 The Commonwealth Of Australia Pulse transmission or reflection mode laser
JPS6095988A (en) 1983-10-31 1985-05-29 Nec Corp Driving system of q-switch laser device
IT1181610B (en) 1985-03-18 1987-09-30 Selenia Ind Elettroniche OPTICAL RESONATOR FOR POWER LASER, USING A PASSIVE "Q-SWITCH" OR ANY OTHER OPTICAL ELEMENT WITH LOW DAMAGE THRESHOLD
IT1226810B (en) 1985-03-18 1991-02-19 Selenia Ind Elettroniche HIGH-SPEED AND CADENCE ELECTRO-OPTIC DIVERTER WITH HIGH SPEED LASER RADIATION, HAVING ANY DISTRIBUTION OF POLARIZATION
US4675872A (en) 1985-09-30 1987-06-23 Harris Corporation Driver unit for a laser Q-switch
US4740986A (en) 1985-12-20 1988-04-26 Hughes Aircraft Company Laser resonator
AU609050B2 (en) 1986-05-22 1991-04-26 Laser Holdings Limited Frequency shifted laser transmitter
US4841528A (en) * 1988-09-06 1989-06-20 California Institute Of Technology Frequency doubled, cavity dumped feedback laser
US4872181A (en) 1988-11-21 1989-10-03 Spectra-Physics Laser resonator with laser medium exhibiting thermally induced birefringence
CA2072070A1 (en) * 1990-01-11 1991-07-12 Harold M. Epstein Material properties
US5181222A (en) 1992-02-04 1993-01-19 Eastman Kodak Company Laser oscillator
JP3168770B2 (en) 1993-06-03 2001-05-21 松下電器産業株式会社 Polarizing device and projection display device using the polarizing device
US5408480A (en) * 1993-07-15 1995-04-18 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Laser with optically driven Q-switch
JPH07294739A (en) 1994-04-28 1995-11-10 Olympus Optical Co Ltd Polarized light separating element
EP1063555B1 (en) 1994-12-28 2004-03-10 Seiko Epson Corporation Polarization luminaire and projector using it
US5808795A (en) 1995-03-06 1998-09-15 Nikon Corporation Projection type display apparatus
US6676402B1 (en) * 1997-04-21 2004-01-13 The Regents Of The University Of California Laser ignition
JPH11104145A (en) * 1997-09-30 1999-04-20 Nidek Co Ltd Laser therapeutic device
DE19747180A1 (en) 1997-10-24 1999-07-22 Coherent Luebeck Gmbh Pulse laser with first pulse control
US7031352B2 (en) 2000-09-13 2006-04-18 Powerlase Limited Pulse laser resonator
US20020105995A1 (en) * 2000-11-16 2002-08-08 Lambda Physik Ag Molecular fluorine laser with single spectral line and polarized output
US6587487B2 (en) * 2000-12-19 2003-07-01 Photonics Industries International, Inc. Harmonic laser
US6859467B2 (en) * 2001-05-03 2005-02-22 The Regents Of The University Of California Electro-optic modulator material

Also Published As

Publication number Publication date
WO2002023683A3 (en) 2002-06-20
US20060140243A1 (en) 2006-06-29
US7082145B2 (en) 2006-07-25
EP1320912A2 (en) 2003-06-25
WO2002023683A2 (en) 2002-03-21
US20040100998A1 (en) 2004-05-27
US7031352B2 (en) 2006-04-18

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