In photography, reversal film, or slide film, is a type of photographic film that produces a positive image on a transparent base. Instead of negatives and prints, reversal film is processed to produc
A single slide, showing a color transparency in a plastic frame
Slide projector, showing the lens and a typical double slide carrier
Slide projector Leitz Prado
Kodachrome is the brand name for a color reversal film introduced by Eastman Kodak in 1935. It was one of the first successful color materials and was used for both cinematography and still photograph
Kodachrome K135 20 Color Reversal film
Kodachrome II – film for color slides; the 35mm still photography format is shown above
Ciné-Kodak Kodachrome 8mm movie film (expired May 1946)