Film punch registration

Details Film punch registration Film punch registration

1980-08-18

1983-04-26

Jones, Jr., James L.

Cutting

With illuminating or viewing means for work

Mirror or lens

83467A, 83563, 83628, 83633, 353 26R, B26D 701

Patent

active

043809464

ABSTRACT:
In a method of and apparatus for punching a set of exposed films to obtain punch registration, two magnified images of respective areas of film are projected onto respective screens of two independently movable projection units so that either the magnified images of portions of image areas of two superimposed films can be brought into alignment on the screens or register markings on, or portions of the image areas of, each film in succession can be brought into alignment with respective markers on or adjacent the screens.

REFERENCES:
patent: 290433 (1883-12-01), Jordan
patent: 1012805 (1911-12-01), Bryen
patent: 2415539 (1947-02-01), Segal
patent: 3290975 (1966-12-01), Caesar
patent: 3368439 (1968-02-01), Bungay
patent: 3744858 (1973-07-01), Weichsel
patent: 3763730 (1973-10-01), Ahlegian
patent: 3809468 (1974-05-01), Moritz

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