DE602004000574D1 - Gaslaserröhre mit einem Magnetfeld zur Formung des optischen Bündels - Google Patents

Gaslaserröhre mit einem Magnetfeld zur Formung des optischen Bündels

Info

Publication number
DE602004000574D1
DE602004000574D1 DE602004000574T DE602004000574T DE602004000574D1 DE 602004000574 D1 DE602004000574 D1 DE 602004000574D1 DE 602004000574 T DE602004000574 T DE 602004000574T DE 602004000574 T DE602004000574 T DE 602004000574T DE 602004000574 D1 DE602004000574 D1 DE 602004000574D1
Authority
DE
Germany
Prior art keywords
forming
magnetic field
optical beam
gas laser
laser tube
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
DE602004000574T
Other languages
English (en)
Other versions
DE602004000574T2 (de
Inventor
Akira Egawa
Fanuc Ando
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.)
Fanuc Corp
Original Assignee
Fanuc 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 Fanuc Corp filed Critical Fanuc Corp
Publication of DE602004000574D1 publication Critical patent/DE602004000574D1/de
Application granted granted Critical
Publication of DE602004000574T2 publication Critical patent/DE602004000574T2/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
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/032—Constructional details of gas laser discharge tubes for confinement of the discharge, e.g. by special features of the discharge constricting tube
    • H01S3/0326—Constructional details of gas laser discharge tubes for confinement of the discharge, e.g. by special features of the discharge constricting tube by an electromagnetic field
    • 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
    • H01S2301/20—Lasers with a special output beam profile or cross-section, e.g. non-Gaussian
    • 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
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/036—Means for obtaining or maintaining the desired gas pressure within the tube, e.g. by gettering, replenishing; Means for circulating the gas, e.g. for equalising the pressure within the tube
    • 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
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/038—Electrodes, e.g. special shape, configuration or composition
    • H01S3/0384—Auxiliary electrodes, e.g. for pre-ionisation or triggering, or particular adaptations therefor
    • 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
    • H01S3/041—Arrangements for thermal management for gas 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
    • H01S3/07—Construction or shape of active medium consisting of a plurality of parts, e.g. segments
    • H01S3/073—Gas lasers comprising separate discharge sections in one cavity, e.g. hybrid 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
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/08018—Mode suppression
    • H01S3/0804—Transverse or lateral modes
    • H01S3/08045—Single-mode emission
    • 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
    • H01S3/102—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the active medium, e.g. by controlling the processes or apparatus for excitation
    • H01S3/104—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the active medium, e.g. by controlling the processes or apparatus for excitation in gas lasers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
DE602004000574T 2003-01-31 2004-01-30 Gaslaserröhre mit einem Magnetfeld zur Formung des optischen Bündels Expired - Fee Related DE602004000574T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003023653 2003-01-31
JP2003023653A JP3730223B2 (ja) 2003-01-31 2003-01-31 ガスレーザ発振装置

Publications (2)

Publication Number Publication Date
DE602004000574D1 true DE602004000574D1 (de) 2006-05-18
DE602004000574T2 DE602004000574T2 (de) 2006-08-24

Family

ID=32652913

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004000574T Expired - Fee Related DE602004000574T2 (de) 2003-01-31 2004-01-30 Gaslaserröhre mit einem Magnetfeld zur Formung des optischen Bündels

Country Status (4)

Country Link
US (1) US7154925B2 (de)
EP (1) EP1443615B1 (de)
JP (1) JP3730223B2 (de)
DE (1) DE602004000574T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4137961B2 (ja) 2006-07-13 2008-08-20 ファナック株式会社 ガスレーザ発振装置
JP4855529B2 (ja) 2010-04-05 2012-01-18 ファナック株式会社 微小なレーザ出力を安定に制御するレーザ装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3521193A (en) * 1967-11-29 1970-07-21 United Aircraft Corp Magnetic field beam scanner for gas lasers
US3681710A (en) * 1971-05-21 1972-08-01 United Aircraft Corp Gas laser
US4604752A (en) * 1981-07-14 1986-08-05 Sequin Herb J J Magnetic stabilization of high power glow discharges
US4755999A (en) * 1985-03-25 1988-07-05 Macken John A Laser apparatus utilizing a magnetically enhanced electrical discharge
JPS6442187U (de) 1987-09-09 1989-03-14
JPH01202879A (ja) 1988-02-09 1989-08-15 Mitsubishi Heavy Ind Ltd ガスレーザの横モード制御方法
US4974228A (en) * 1988-11-08 1990-11-27 Spectra-Physics, Inc. Magnetic field profile for improved ion laser performance
DE3900467C2 (de) 1989-01-10 1995-09-07 Trumpf Lasertechnik Gmbh Vorrichtung mit einem Spiegelkopf
DE4041815A1 (de) 1990-12-24 1992-06-25 Trumpf Lasertechnik Gmbh Gaslaser mit einer verstellvorrichtung fuer ein maschinenteil
JPH04307773A (ja) 1991-04-04 1992-10-29 Mitsubishi Electric Corp ガスレーザ装置
JPH081972B2 (ja) * 1991-07-29 1996-01-10 株式会社東芝 ガスレーザ発振器
JPH06164042A (ja) * 1992-09-14 1994-06-10 Matsushita Electric Ind Co Ltd ガスレーザ発振装置
JPH07122798A (ja) 1993-10-20 1995-05-12 Amada Co Ltd 放電励起式レーザ発振器の予備放電方法および放電励起式レーザ発振器
ATE478454T1 (de) 2000-08-31 2010-09-15 Trumpf Laser & Systemtechnik Gaslaser

Also Published As

Publication number Publication date
JP3730223B2 (ja) 2005-12-21
DE602004000574T2 (de) 2006-08-24
EP1443615A1 (de) 2004-08-04
EP1443615B1 (de) 2006-04-05
US20040184504A1 (en) 2004-09-23
US7154925B2 (en) 2006-12-26
JP2004235517A (ja) 2004-08-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee