GB8417276D0 - Gas laser system - Google Patents

Gas laser system

Info

Publication number
GB8417276D0
GB8417276D0 GB848417276A GB8417276A GB8417276D0 GB 8417276 D0 GB8417276 D0 GB 8417276D0 GB 848417276 A GB848417276 A GB 848417276A GB 8417276 A GB8417276 A GB 8417276A GB 8417276 D0 GB8417276 D0 GB 8417276D0
Authority
GB
United Kingdom
Prior art keywords
laser system
gas laser
gas
laser
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.)
Granted
Application number
GB848417276A
Other versions
GB2145274B (en
GB2145274A (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.)
Hitachi Ltd
Original Assignee
Hitachi 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
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB8417276D0 publication Critical patent/GB8417276D0/en
Publication of GB2145274A publication Critical patent/GB2145274A/en
Application granted granted Critical
Publication of GB2145274B publication Critical patent/GB2145274B/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
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/034—Optical devices within, or forming part of, the tube, e.g. windows, mirrors
    • 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
GB08417276A 1983-07-27 1984-07-06 Gas laser system Expired GB2145274B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13589283A JPS6028287A (en) 1983-07-27 1983-07-27 Laser generator

Publications (3)

Publication Number Publication Date
GB8417276D0 true GB8417276D0 (en) 1984-08-08
GB2145274A GB2145274A (en) 1985-03-20
GB2145274B GB2145274B (en) 1987-08-19

Family

ID=15162238

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08417276A Expired GB2145274B (en) 1983-07-27 1984-07-06 Gas laser system

Country Status (3)

Country Link
JP (1) JPS6028287A (en)
DE (1) DE3427424A1 (en)
GB (1) GB2145274B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4760581A (en) * 1986-05-08 1988-07-26 Laser Corporation Of America Laser oscillating apparatus
DE3923624A1 (en) * 1989-07-17 1991-01-31 Siemens Ag Carbon di:oxide gas laser with gas circulation - has system arranged to reduce variations in gas density in chamber by circulating gas in opposite directions
DE3923625A1 (en) * 1989-07-17 1991-01-31 Siemens Ag Carbon dioxide gas laser with folded resonator - has gas circulation and electrode system to eliminate variations in density
EP0547094B1 (en) * 1990-09-05 1997-08-13 Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.V. Laser resonator for laser media with annular cross-section
CN105375327B (en) * 2015-11-03 2020-09-22 北京热刺激光技术有限责任公司 Four-cavity structure radio frequency laser

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3904983A (en) * 1973-04-16 1975-09-09 Gte Sylvania Inc Parasitic mode suppressor for high power lasers
US3919663A (en) * 1974-05-23 1975-11-11 United Technologies Corp Method and apparatus for aligning laser reflective surfaces
US4151487A (en) * 1977-09-12 1979-04-24 Chang Hwi Chi Laser cavity structure

Also Published As

Publication number Publication date
JPS6028287A (en) 1985-02-13
GB2145274B (en) 1987-08-19
DE3427424A1 (en) 1985-02-14
GB2145274A (en) 1985-03-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930706