Gas laser tube

Details Gas laser tube Gas laser tube

1981-03-03

1984-01-31

Davie, James W.

Coherent light generators

Particular active media

Gas

372 61, H01S 303

Patent

active

044293992

ABSTRACT:
A gas laser tube comprises: a cylindrical envelope; a pair of end tubes mounted at end walls of said envelope and having reflective members at open end parts thereof, said pair of end tubes being of smaller diameter than that of said envelope; a capillary tube mounted to the inner surface of one of said end walls through a capillary-holding member so as to be substantially coaxial with said end tubes inside said envelope; a cathode comprising a metal cylinder arranged in the vicinity of the inner surface of said envelope; a cathode terminal connected to said cathode and mounted to extend through said end wall to which is mounted said capillary tube; and an anode terminal protruding from a space which communicates with the interior of said capillary tube through said end wall.

REFERENCES:
patent: 4210876 (1980-07-01), Ogata

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