Shading compensation device for an image forming apparatus

Details Shading compensation device for an image forming apparatus Shading compensation device for an image forming apparatus

1993-12-07

1995-02-21

Grimley, A. T.

Photocopying

Contact printing

Light boxes

347256, 347224, 355233, 355311, G03G 1504

Patent

active

053921011

ABSTRACT:
An image forming apparatus has auxiliary reflecting mirrors placed around the lateral peripheries of a fixed reflecting mirror and a controller for moving the auxiliary reflecting mirrors so as to control the distance therebetween according to the size of a sheet of paper, thereby reducing the difference of light intensity between the center of the image and on the flanks thereof.

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patent: 5274398 (1993-12-01), Ban

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