“An American two-colour subtractive process still worked by the Consolidated Film Industries division of Republic Pictures Corporation. This concern was licensed by the owners of the “Prizma” patents, which it will be remembered was ...
Subtractive 2 color: Bi-pack, double-coated with dye couplers
“By the 1940s, most of the two-colour subtractive processes, apart from Cinecolor, were obsolete. The widespread use of the high-quality Technicolor process showed up the serious deficiencies in the simpler methods. The only significant new ...
AGFA BIPACK FILM
The front film is orthochromatic and sensitive, therefore, to green and blue. The rear film is panchromatic and records red-orange only, there being a red-orange filter on the orthochromatic emulsion. In fact, this is a bipack of the ...
“Chemicoior was the name under which the German Ufacolor Process was marketed in Britain. Ufacolor was also marketed under the name Spectracolor. The process used Agfa bipack negatives loaded with the emulsion sides facing and separated by a ...
Rota Farbenfilm Samples (Kodak Film Samples Collection). Credit: National Science and Media Museum Bradford. Photographs of the Rotacolor Prints by Josephine Diecke, SNSF project Film Colors. Technologies, Cultures, Institutions and Joëlle Kost, ERC Advanced Grant FilmColors.