Image forming apparatus

Details Image forming apparatus Image forming apparatus

1993-06-18

1995-10-17

Grimley, A. T.

Photocopying

Contact printing

Light boxes

355 71, 355229, 359738, 362279, G03G 15043

Patent

active

054595576

ABSTRACT:
An image forming apparatus such as electrophotographic copying machine is disclosed. The apparatus is provided with a common light source of preexposure and blank exposure, and shutters for blank exposure movable in a perpendicular direction to a moving direction of photosensitive body in order to change an exposure width.

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