Polarizing filters for enhancing contrast in xerographic copying

Details Polarizing filters for enhancing contrast in xerographic copying Polarizing filters for enhancing contrast in xerographic copying

1982-03-15

1983-11-22

Prescott, A. C.

Photocopying

Including fiber optics

355 14R, 355 71, 350370, G03G 1500

Patent

active

044165307

ABSTRACT:
A method for minimizing specular light reflection on copies produced in photocopying machines is provided wherein one or two polarizing filters are located within the photocopying machine.

REFERENCES:
patent: 3541330 (1970-11-01), Eichelberger et al.
patent: 3714413 (1973-01-01), Craig
patent: 3801182 (1974-04-01), Jones
patent: 3807830 (1974-04-01), Luke et al.
patent: 3926520 (1975-12-01), Kaufman
patent: 4095889 (1978-06-01), Goren
patent: 4153335 (1979-05-01), Buchan

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