GB8727413D0 - Laser apparatus - Google Patents

Laser apparatus

Info

Publication number
GB8727413D0
GB8727413D0 GB878727413A GB8727413A GB8727413D0 GB 8727413 D0 GB8727413 D0 GB 8727413D0 GB 878727413 A GB878727413 A GB 878727413A GB 8727413 A GB8727413 A GB 8727413A GB 8727413 D0 GB8727413 D0 GB 8727413D0
Authority
GB
United Kingdom
Prior art keywords
laser apparatus
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
GB878727413A
Other versions
GB2198283A (en
GB2198283B (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.)
Teledyne UK Ltd
Original Assignee
English Electric Valve Co 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 GB868627928A external-priority patent/GB8627928D0/en
Application filed by English Electric Valve Co Ltd filed Critical English Electric Valve Co Ltd
Priority to GB8727413A priority Critical patent/GB2198283B/en
Publication of GB8727413D0 publication Critical patent/GB8727413D0/en
Publication of GB2198283A publication Critical patent/GB2198283A/en
Application granted granted Critical
Publication of GB2198283B publication Critical patent/GB2198283B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01S3/036—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
    • H01S3/031—Metal vapour lasers, e.g. metal vapour generation

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
GB8727413A 1986-11-21 1987-11-23 Laser apparatus Expired - Lifetime GB2198283B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8727413A GB2198283B (en) 1986-11-21 1987-11-23 Laser apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB868627928A GB8627928D0 (en) 1986-11-21 1986-11-21 Laser apparatus
GB8727413A GB2198283B (en) 1986-11-21 1987-11-23 Laser apparatus

Publications (3)

Publication Number Publication Date
GB8727413D0 true GB8727413D0 (en) 1987-12-23
GB2198283A GB2198283A (en) 1988-06-08
GB2198283B GB2198283B (en) 1990-09-05

Family

ID=26291567

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8727413A Expired - Lifetime GB2198283B (en) 1986-11-21 1987-11-23 Laser apparatus

Country Status (1)

Country Link
GB (1) GB2198283B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2262184B (en) * 1991-11-07 1995-06-07 Mitsubishi Electric Corp Pulse laser apparatus
GB2274541B (en) * 1993-01-20 1996-03-27 Eev Ltd Laser arrangements

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB650260A (en) * 1948-12-31 1951-02-21 British Thomson Houston Co Ltd Improvements relating to electric discharge devices with hydrogen filling
GB806945A (en) * 1955-05-26 1959-01-07 M O Valve Co Ltd Improvements in or relating to gas-filled electronic valves
GB771487A (en) * 1955-06-13 1957-04-03 M O Valve Co Ltd Improvements in or relating to gas reservoirs for use in gas filled enclosures
GB850950A (en) * 1958-01-24 1960-10-12 Atomic Energy Authority Uk Apparatus for controlling gas pressure
NL7016333A (en) * 1970-11-07 1972-05-09
DE2925410A1 (en) * 1979-06-23 1981-01-08 Hartmann & Braun Ag LOW-PRESSURE HOLLOW CATHODE LAMP WITH A NITROGEN-OXYGEN FILLING
DE3148570C2 (en) * 1981-12-08 1991-02-14 Eltro GmbH, Gesellschaft für Strahlungstechnik, 6900 Heidelberg Electrically excited CO ↓ ↓ 2 ↓ ↓ laser

Also Published As

Publication number Publication date
GB2198283A (en) 1988-06-08
GB2198283B (en) 1990-09-05

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Legal Events

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

Effective date: 19931123