For high quality black and white photography, ILFORD FP4 PLUS is unrivaled. Its very fine grain, outstanding sharpness and high acutance make it the film of choice whenever a job demands great enlargement or the subject contains a wealth of fine detail. Nominally rated at ISO 125/22 , ILFORD FP4 PLUS has become the benchmark against which other medium speed films are judged. With enormous latitude for exposure error above and below its ISO 125 , ILFORD FP4 PLUS is very suitable for most photographic subjects under a variety of lighting conditions.