Apparatus and method for suppressing diffraction rings in a lase

Details Apparatus and method for suppressing diffraction rings in a lase Apparatus and method for suppressing diffraction rings in a lase

1988-11-30

1989-10-10

Scott, Jr., Leon

Coherent light generators

Particular operating compensation means

372 61, 372 60, 445 28, H01S 300

Patent

active

048736937

ABSTRACT:
A laser comprises an interaction region formed by a wall surface of a capillary discharge tube which has been roughened along a continuous length thereof. This roughened surface suppresses and substantially eliminates diffraction rings in lasers.

REFERENCES:
patent: 2802400 (1974-04-01), Steffen
patent: 3699471 (1972-10-01), Mulready et al.
patent: 4207154 (1980-06-01), Lemelson
patent: 4367130 (1983-01-01), Lemelson
patent: 4589114 (1986-05-01), Sutter
patent: 4649545 (1987-03-01), Lee et al.
patent: 4788686 (1988-11-01), Mentel

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