IT8648603A0 - GAS LASER APPARATUS - Google Patents

GAS LASER APPARATUS

Info

Publication number
IT8648603A0
IT8648603A0 IT8648603A IT4860386A IT8648603A0 IT 8648603 A0 IT8648603 A0 IT 8648603A0 IT 8648603 A IT8648603 A IT 8648603A IT 4860386 A IT4860386 A IT 4860386A IT 8648603 A0 IT8648603 A0 IT 8648603A0
Authority
IT
Italy
Prior art keywords
laser apparatus
gas laser
gas
laser
Prior art date
Application number
IT8648603A
Other languages
Italian (it)
Other versions
IT1199284B (en
Inventor
Courtney Jill
Wheatley David Ian
Original Assignee
Ferranti Plc
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 Ferranti Plc filed Critical Ferranti Plc
Publication of IT8648603A0 publication Critical patent/IT8648603A0/en
Application granted granted Critical
Publication of IT1199284B publication Critical patent/IT1199284B/en

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
    • 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
    • H01S3/05—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
    • H01S3/076—Folded-path lasers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
IT48603/86A 1985-11-01 1986-10-30 GAS LASER APPLIANCE IT1199284B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08526988A GB2182483A (en) 1985-11-01 1985-11-01 Gas laser apparatus

Publications (2)

Publication Number Publication Date
IT8648603A0 true IT8648603A0 (en) 1986-10-30
IT1199284B IT1199284B (en) 1988-12-30

Family

ID=10587602

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48603/86A IT1199284B (en) 1985-11-01 1986-10-30 GAS LASER APPLIANCE

Country Status (5)

Country Link
JP (1) JPS62165382A (en)
DE (1) DE3637376A1 (en)
FR (1) FR2589639A1 (en)
GB (1) GB2182483A (en)
IT (1) IT1199284B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2706557B2 (en) * 1990-06-07 1998-01-28 ファナック株式会社 Laser oscillation device
US8611391B2 (en) 2011-05-03 2013-12-17 Coherent, Inc. Waveguide CO2 laser with mutiply folded resonator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660778A (en) * 1970-06-16 1972-05-02 Leo J Le Blanc Sr Laser beam folding device
US3900804A (en) * 1973-12-26 1975-08-19 United Aircraft Corp Multitube coaxial closed cycle gas laser system
JPS55113391A (en) * 1979-02-21 1980-09-01 Hitachi Ltd Gas flow type laser device
JPS5986278A (en) * 1982-11-10 1984-05-18 Hitachi Ltd High speed axial flow type gas laser device
JPS6057986A (en) * 1983-09-09 1985-04-03 Hitachi Ltd Gas laser generating device

Also Published As

Publication number Publication date
DE3637376A1 (en) 1987-05-14
IT1199284B (en) 1988-12-30
GB2182483A (en) 1987-05-13
GB8526988D0 (en) 1985-12-04
JPS62165382A (en) 1987-07-21
FR2589639A1 (en) 1987-05-07

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