Optical positioning apparatus for electrophotographic copying ma

Photocopying – Projection printing and copying cameras – Focus or magnification control

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Details

355 60, 355 66, G03B 2734

Patent

active

045808910

ABSTRACT:
An optical apparatus for an electrophotographic copying machine comprises a lens base unit, a mirror base unit, and a driving unit. The lens base unit and the mirror base unit are independently moved by driving a single shaft.

REFERENCES:
patent: 3709603 (1973-01-01), Furuichi
patent: 4007986 (1977-02-01), Komori et al.

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