FR1409634A - Gas laser - Google Patents

Gas laser

Info

Publication number
FR1409634A
FR1409634A FR988983A FR988983A FR1409634A FR 1409634 A FR1409634 A FR 1409634A FR 988983 A FR988983 A FR 988983A FR 988983 A FR988983 A FR 988983A FR 1409634 A FR1409634 A FR 1409634A
Authority
FR
France
Prior art keywords
gas laser
laser
gas
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
FR988983A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 GB37322/63A external-priority patent/GB1017248A/en
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Priority to FR988983A priority Critical patent/FR1409634A/en
Application granted granted Critical
Publication of FR1409634A publication Critical patent/FR1409634A/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
    • H01S3/038—Electrodes, e.g. special shape, configuration or composition
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/70—Microphotolithographic exposure; Apparatus therefor
    • G03F7/70008—Production of exposure light, i.e. light sources
    • G03F7/70025—Production of exposure light, i.e. light sources by lasers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
FR988983A 1963-09-23 1964-09-23 Gas laser Expired FR1409634A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR988983A FR1409634A (en) 1963-09-23 1964-09-23 Gas laser

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB37322/63A GB1017248A (en) 1963-09-23 1963-09-23 Improvements in or relating to lasers
FR988983A FR1409634A (en) 1963-09-23 1964-09-23 Gas laser

Publications (1)

Publication Number Publication Date
FR1409634A true FR1409634A (en) 1965-08-27

Family

ID=26210109

Family Applications (1)

Application Number Title Priority Date Filing Date
FR988983A Expired FR1409634A (en) 1963-09-23 1964-09-23 Gas laser

Country Status (1)

Country Link
FR (1) FR1409634A (en)

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