Step-type photographic proof maker

Details Step-type photographic proof maker Step-type photographic proof maker

G - Physics

02

C

95/32

G02C 5/02 (2006.01) G03B 27/73 (2006.01)

Patent

CA 1170097

STEP TYPE PHOTOGRAPHIC PROOF MAKER ABSTRACT OF THE DISCLOSURE A device for sequential exposure of a proof print photographic sheet comprises a platen sheet holder having a pair or rotatable discs hingeably attached to it. The discs are rotatable together on a post centrally located over the platen sheet holder. Each disc has a window segment cut out from its otherwise solid opaque surface to disclose the holder below and when the two disc windows are aligned the proof sheet is exposed. Rotation of one of the windows with relation to the other will cover and protect the proof sheet from exposure.

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