Photographic system comprising a photographic camera equipped wi

Details Photographic system comprising a photographic camera equipped wi Photographic system comprising a photographic camera equipped wi

1996-04-02

1998-02-03

Gray, David M.

Photography

With data recording

Magnetically on film or film cassette

G03B 1724

Patent

active

057154880

ABSTRACT:
A camera, which is equipped with a magnetic head for recording data in a magnetic track of a film strip of a type having a perforation formed in the magnetic track and positioned at a specified distance from the last image frame toward a film trailer, has a controller for continuously advancing the film strip until the film makes the perforation pass over the magnetic head so as thereby to rub a contact surface of the magnetic head with edges of the perforation for cleaning.

REFERENCES:
patent: 5136317 (1992-08-01), Goto et al.
patent: 5343264 (1994-08-01), Itoh et al.

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