Adjusting apparatus for laser scanning system with acousto-optic

Details Adjusting apparatus for laser scanning system with acousto-optic Adjusting apparatus for laser scanning system with acousto-optic

1985-10-29

1987-12-08

Goldberg, E. A.

Recorders

Printing, dotting, or punching marker

Ink transfer support or moving means

G01D 942

Patent

active

047121173

ABSTRACT:
A laser recording apparatus has a laser light source, an acousto-optical element for optically modulating the laser beam from the laser light source, a beam expander scanning optical system for optically scanning a diffracted light emerging from the acousto-optical element toward a recording surface, an f.theta. lens system for imaging the light passed through the scanning optical system on the recording surface, a first plate on which the laser light source and the acousto-optical element are disposed as a first unit, and a second plate on which the beam expander the scanning optical system and the f.theta. lens system are disposed as a second unit.

REFERENCES:
patent: 4297713 (1981-10-01), Ichikawa
patent: 4450453 (1984-05-01), Kitamura

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