Laser optical apparatus

Details Laser optical apparatus Laser optical apparatus

1988-12-20

1990-10-16

Arnold, Bruce Y.

Photocopying

Contact printing

Light boxes

355233, 2505781, G02B 2610

Patent

active

049629832

ABSTRACT:
A laser optical apparatus includes a laser source for emitting first and second laser beams, a first lens for passage of the first laser beam, a second lens for passage of the second laser beam, the first lens is on the second lens.

REFERENCES:
patent: 4212530 (1980-07-01), Pitts, Jr.

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