Patent ID: 6081666
Filing Date: 2000-06-27
Classification: G03B

Abstract:
A method comprising:a) providing a camera having a film cassette compartment and a film spool compartment on opposing sides of a film path, the film cassette compartment adapted to receive a film cassette, and a manual advance wheel adapted to cooperate with the film cassette for winding exposed film into the film cassette as exposures are taken;b) inserting the film cassette into the film cassette compartment by means of a first opening in the camera;c) closing the first opening so as to render at least the film cassette compartment and a portion of the film path substantially light tight;d) winding substantially all of the film from the film cassette onto the film spool in unexposed form such that substantially all of the film wound onto the spool is unexposed;e) inserting a battery inside the spool of unexposed film via a second opening in the camera and then closing the second opening.