Photographic roller copying apparatus

Details Photographic roller copying apparatus Photographic roller copying apparatus

1985-03-18

1986-06-03

Hayes, Monroe H.

Photocopying

Projection printing and copying cameras

Identifying, composing, or selecting

355 66, G03B 2752, G03B 2770

Patent

active

045926492

ABSTRACT:
A photographic roller copying apparatus for processing films of different sizes includes a scanning device for determining a size of the film to be processed, an illuminating device, a film-supporting platform having at least one aperture adjustable to the size of the film to be processed by a pivotable plate provided on the illuminating device, and two projection systems interchangeably movable into a path of light from the illuminating device. One of the projection systems includes a pair of porroprisms for rotating the image of an original positioned in the image aperture by 90.degree..

REFERENCES:
patent: 2257551 (1941-09-01), Griffin et al.
patent: 3323414 (1967-06-01), Ritchie et al.
patent: 3574459 (1971-04-01), Hartwig et al.
patent: 3649119 (1972-03-01), Rempala et al.
patent: 3689149 (1972-09-01), Livingood
patent: 3802773 (1974-04-01), Schneider

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