Optical system

Details Optical system Optical system

1974-10-04

1976-02-03

Greiner, Robert P.

Photocopying

Including fiber optics

355 4, 96 12, 96 45, G03G 1500

Patent

active

039361730

ABSTRACT:
An optical system in which a screened light pattern and a light image of an original document are projected onto a common region of a light receiving member forming a modulated light image thereon. Collimated light rays are employed in the formation of the screened light pattern.

REFERENCES:
patent: 3120790 (1964-02-01), Carlson et al.
patent: 3535036 (1970-10-01), Starkweather
patent: 3540806 (1970-11-01), Starkweather
patent: 3776633 (1973-12-01), Frosch et al.
patent: 3788737 (1974-01-01), Kidd

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