Toning / metallic toning (French: virage, German: Tonung)

Applied colors: Replacement of silver
In contrast to tinting, toning is not the simple immersion of a film into a dye bath but involves a chemical reaction converting the silver image. In this reaction the neutral silver image in the emulsion of the positive film is replaced by one ...

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Technicolor No. IV: Three-strip

Subtractive 3 color: Color separation, beam-splitter, dye transfer
With the fourth Technicolor process the company dominated the market for color films from the mid-1930s to the 1950s. In a special camera, three b/w negative films were exposed through a beam-splitter that consisted of two prisms to form a cube. One ...

1854 Images in 63 Galleries