GB1284530A - Method and means for compensating thermal lensing in a laser system - Google Patents

Method and means for compensating thermal lensing in a laser system

Info

Publication number
GB1284530A
GB1284530A GB61943/70A GB6194370A GB1284530A GB 1284530 A GB1284530 A GB 1284530A GB 61943/70 A GB61943/70 A GB 61943/70A GB 6194370 A GB6194370 A GB 6194370A GB 1284530 A GB1284530 A GB 1284530A
Authority
GB
United Kingdom
Prior art keywords
rod
thermal lensing
compensated
outer surfaces
temperature variations
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
GB61943/70A
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.)
Union Carbide Corp
Original Assignee
Union Carbide 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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of GB1284530A publication Critical patent/GB1284530A/en
Expired 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
    • H01S3/005—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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Lenses (AREA)
GB61943/70A 1970-02-11 1970-12-31 Method and means for compensating thermal lensing in a laser system Expired GB1284530A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1040170A 1970-02-11 1970-02-11
US1051370A 1970-02-11 1970-02-11

Publications (1)

Publication Number Publication Date
GB1284530A true GB1284530A (en) 1972-08-09

Family

ID=26681125

Family Applications (2)

Application Number Title Priority Date Filing Date
GB61943/70A Expired GB1284530A (en) 1970-02-11 1970-12-31 Method and means for compensating thermal lensing in a laser system
GB61942/70A Expired GB1284529A (en) 1970-02-11 1970-12-31 Method and means for compensating birefringence in laser systems

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB61942/70A Expired GB1284529A (en) 1970-02-11 1970-12-31 Method and means for compensating birefringence in laser systems

Country Status (4)

Country Link
US (2) US3662281A (OSRAM)
DE (2) DE2102114A1 (OSRAM)
FR (2) FR2079363B1 (OSRAM)
GB (2) GB1284530A (OSRAM)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675152A (en) * 1970-06-24 1972-07-04 American Optical Corp Compensator for a radial refractive-index gradient in a disc laser
US3817604A (en) * 1973-01-03 1974-06-18 Atomic Energy Commission Method of focusing a high-powered laser beam
US4111564A (en) * 1973-02-08 1978-09-05 Trice Jr James R Reference plane production
EP0043830B1 (en) * 1980-01-21 1984-06-13 The Commonwealth Of Australia Birefringence coupled high average power 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
JPS5987436A (ja) * 1982-11-11 1984-05-21 Matsushita Electric Ind Co Ltd 光バルブ
US4872743A (en) * 1983-04-18 1989-10-10 Canon Kabushiki Kaisha Varifocal optical element
US4865426A (en) * 1983-04-19 1989-09-12 Canon Kabushiki Kaisha Variable aberration imaging optical system
US4848881A (en) * 1984-12-03 1989-07-18 Hughes Aircraft Company Variable lens and birefringence compensator
KR920001493B1 (ko) * 1984-12-03 1992-02-15 휴우즈 에어크라프트 캄파니 연속 동작용 가변렌즈 및 복굴절 보상장치 및 방법
JPS62501315A (ja) * 1984-12-03 1987-05-21 ヒユ−ズ・エアクラフト・カンパニ− 改善された可変レンズ及び連続操作のための複屈折補償装置
US4671624A (en) * 1985-03-25 1987-06-09 Hughes Aircraft Company Variable lens and birefringence compensator for continuous operation
US4679937A (en) * 1985-10-18 1987-07-14 Spectra-Physics, Inc. Self leveling transmitter for laser alignment systems
US4730324A (en) * 1986-10-02 1988-03-08 General Electric Company Method and apparatus for compensating for wave front distortion in a slab laser
US4800569A (en) * 1987-11-30 1989-01-24 General Electric Company Reflector design for a slab laser
US4935932A (en) * 1988-08-15 1990-06-19 Spectra-Physics, Inc. Apparatus using induced birefringence to improve laser beam quality
GB8912765D0 (en) * 1989-06-02 1989-07-19 Lumonics Ltd A laser
US5443506A (en) * 1992-11-18 1995-08-22 Garabet; Antoine L. Lens with variable optical properties
US5907574A (en) * 1996-06-19 1999-05-25 Esc Medical Systems Ltd. High power infrared laser system
EP1168532A1 (de) * 2000-06-23 2002-01-02 Universität Bern Verfahren zur Kompensation thermisch optischer Effekte
ES2530069T3 (es) * 2011-09-05 2015-02-26 ALLTEC Angewandte Laserlicht Technologie Gesellschaft mit beschränkter Haftung Aparato de marcado con una pluralidad de láseres y un dispositivo de desviación de combinación
EP2564975B1 (en) * 2011-09-05 2014-12-10 ALLTEC Angewandte Laserlicht Technologie Gesellschaft mit beschränkter Haftung Marking apparatus with a plurality of lasers and individually adjustable sets of deflection means
EP2564972B1 (en) * 2011-09-05 2015-08-26 ALLTEC Angewandte Laserlicht Technologie Gesellschaft mit beschränkter Haftung Marking apparatus with a plurality of lasers, deflection means and telescopic means for each laser beam
ES2452529T3 (es) 2011-09-05 2014-04-01 ALLTEC Angewandte Laserlicht Technologie Gesellschaft mit beschränkter Haftung Dispositivo láser y procedimiento para marcar un objeto
EP2565996B1 (en) 2011-09-05 2013-12-11 ALLTEC Angewandte Laserlicht Technologie Gesellschaft mit beschränkter Haftung Laser device with a laser unit, and a fluid container for a cooling means of said laser unit
EP2564974B1 (en) * 2011-09-05 2015-06-17 ALLTEC Angewandte Laserlicht Technologie Gesellschaft mit beschränkter Haftung Marking apparatus with a plurality of gas lasers with resonator tubes and individually adjustable deflection means
DK2565673T3 (da) 2011-09-05 2014-01-06 Alltec Angewandte Laserlicht Technologie Gmbh Indretning og fremgangsmåde til markering af et objekt ved hjælp af en laserstråle
ES2544034T3 (es) 2011-09-05 2015-08-27 ALLTEC Angewandte Laserlicht Technologie Gesellschaft mit beschränkter Haftung Aparato de marcado con al menos un láser de gas y un termodisipador

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3484714A (en) * 1964-12-16 1969-12-16 American Optical Corp Laser having a 90 polarization rotator between two rods to compensate for the effects of thermal gradients

Also Published As

Publication number Publication date
DE2102115A1 (de) 1971-08-26
US3609584A (en) 1971-09-28
FR2079363A1 (OSRAM) 1971-11-12
US3662281A (en) 1972-05-09
FR2079363B1 (OSRAM) 1975-07-04
GB1284529A (en) 1972-08-09
DE2102114A1 (de) 1971-08-19
FR2079364A1 (OSRAM) 1971-11-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees