Fomapan 400 Action is a panchromatically sensitized, black-and-white negative film designed for taking photographs under unfavourable light conditions or using short exposure times. The film meets high requirements for low granularity, good resolving power and good contour sharpness. Fomapan 400 Action has a nominal speed rating of 400 ISO, but due to its wide exposure latitude the film gives good results even when overexposed by 1 exposure value or underexposed by 2 exposure values without any change in processing times.