Optical system for an electrophotographic printing machine

Details Optical system for an electrophotographic printing machine Optical system for an electrophotographic printing machine

1974-09-18

1976-09-21

Hix, L. T.

Photocopying

Including fiber optics

353 97, 355 8, 355 71, G03G 1530

Patent

active

039815773

ABSTRACT:
An optical system in which the non-linearities in a light image are corrected. The optical system includes an opaque, movable belt having a plurality of slits therein. Each slit is of a different area with the width thereof increasing from the central region to the marginal regions thereof. The belt is moved to position a pre-selected slit in the optical light path substantially correcting the non-linearities in the light image.

REFERENCES:
patent: 1676600 (1928-07-01), Capstaff
patent: 3105425 (1963-10-01), Cerasani et al.

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