description Ilford XP1 Overview
Ilford XP1 is a chromogenic black and white photographic film introduced by the British manufacturer Ilford in 1980. With a nominal speed of ISO 400, the film is specifically designed to be processed in standard C-41 color negative chemistry, making it convenient for commercial minilab processing. It utilizes dye couplers rather than traditional silver halide to form the final image, resulting in a continuous-tone negative with fine grain. This technology allowed photographers to shoot black-and-white images while utilizing standard color film development.
help Ilford XP1 FAQ
What makes Ilford XP1 different from ordinary black-and-white film?
Ilford XP1 is a chromogenic black-and-white film that can be processed in standard C-41 color-negative chemistry. That made it practical for labs that did not run traditional black-and-white chemistry.
What ISO speed is Ilford XP1?
Ilford XP1 has a nominal speed of ISO 400, making it a flexible choice for daylight, overcast conditions, and available-light photography. Exposure latitude and final contrast still depend on processing and printing or scanning.
When was Ilford XP1 introduced?
Ilford introduced XP1 in 1980 as an unusual black-and-white film designed around C-41 processing. It was later followed by the XP2 family, which retained the chromogenic processing idea.
Can Ilford XP1 be processed in normal black-and-white developer?
XP1 was designed specifically for C-41 color-negative processing, not as a conventional silver-gelatin black-and-white emulsion. A lab should be told the exact film type before processing because the chemistry affects the result.
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