Method and apparatus for restoring faded color film and enhancing black and white film
OwnerGeorge E Wagnerinventor
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Abstract
A method and apparatus for restoring and enhancing both color and black and white motion picture films. In accordance with the method of the invention, vapors emitted from a heated chemical solution, but is not, at any time, immersed into the chemical solution. The identical process is used in enhancing both color and black and white films. Enhancement of black and white films in accordance with one form of the invention includes an expansion of the contract range of the film, turning murky grays into deep blacks, bringing out textures in set and costume design, and revealing artistic lighting effects that were either muted or lost. Optical soundtracks on black and white films are also improved by the method of the invention.
Claims11
A method of restoring and enhancing film comprising the steps of:
- (a) Intermixing selected chemicals to form a volatile solution;
- (b) heating said volatile solution to an elevated temperature sufficient to at least partially vaporize said volatile solution to create a vapor;
- (c) exposing said film to said vapor to create a treated film;
- and
- (d) exposing said treated film to light.
A method of restoring motion picture film comprising the steps of:
- (a) preparing a volatile solution selected from the group consisting of glycerin, calcium hydroxide, ammonium phosphate, and ammonium dichromate;
- (b) heating said volatile solution to an elevated temperature sufficient to at least partially vaporize said volatile solution to create a vapor;
- (c) exposing said motion picture film to said vapor to create a treated motion picture film;
- and
- (d) exposing said motion picture film to light.
Dependencies are inferred from the claim text.