“Untitled,” by Joe Tomasovsky. Courtesy of the photographer.
Exposing film to light produces a latent image that can be made visible by chemical development. Similarly, printing paper, suitably exposed, forms a latent image that appears in a few seconds when the paper is immersed in the developer solution.
In both cases, the visible image is composed of masses of tiny particles of silver. Because the black silver deposit forms most densely where the exposing light is most intense, the film image records the subject’s highlights as dark tones and the shadows as light-toned, transparent grays. The film image is called a negative ...
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