Laser printing apparatus with device for combining a plurality o

Details Laser printing apparatus with device for combining a plurality o Laser printing apparatus with device for combining a plurality o

1987-08-04

1988-07-26

Goldberg, E. A.

Recorders

Printing, dotting, or punching marker

Ink transfer support or moving means

346160, 358296, G01D 942, H04N 121

Patent

active

047604077

ABSTRACT:
A laser printing apparatus having a device for combining optically a plurality of laser lights which combines a plurality of laser lights and in which integral-order wave plates are provided respectively on the optical paths formed between a polarizing prism making part of the combined laser lights branch and sources of emission of said laser lights in a plurality, so that the quantity of said branching lights can be adjusted, and having a mechanism which adjusts and controls a distance between dots of the aforesaid combined output laser beams formed on a photosensitive drum for a laser printer, on the basis of detection outputs of the aforesaid branching lights.

REFERENCES:
patent: 4686542 (1987-08-01), Yip
Collected Drafts of Lectures of the 46th Meeting of Japan Society of Applied Physics, Autumn, 1985, 3P-H-9, p. 63.

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