Card motion picture apparatus with adjustable barrel cam

Details Card motion picture apparatus with adjustable barrel cam Card motion picture apparatus with adjustable barrel cam

1979-08-06

1981-01-27

Hayes, Monroe H.

Optics: motion pictures

With pictures in transverse rows

352101, 352160, 352195, G03B 4100

Patent

active

042471800

ABSTRACT:
An improved motion picture apparatus for use with a card-like film unit and being of the type including a rotatable barrel cam for reciprocally driving the optical output end of a pivoting periscope boom, forming part of a scanning optical system, stepwise along a given locus over a row of sequential image positions at the film plane wherein the improvement comprises structure for axially displacing the barrel cam to adjust the location of the given locus so that at each of the steps the output end is in registration with a corresponding one of the image positions.

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