400 DELTA PROFESSIONAL is a fast, fine grain black and white film, ideal for pictorial and fine art photography. This improved version builds on the quality and reputation of ILFORD 400 DELTA. Compared with 400 DELTA, it has finer grain, better tonal rendition and a true 400 speed. Prints made from 400 DELTA PROFESSIONAL film exposed at EI 400/27 have very fine grain and outstanding sharpness. In fact the results are similar to those expected from a conventional medium speed black and white film. The superb image quality of 400 DELTA PROFESSIONAL means that it is possible to use this film in situations that would usually require a medium speed film. Its EI 400/27 speed rating, however, allows the use of higher shutter speeds or greater depth of field than with a medium speed film while giving similar quality results. Additionally, the fast speed of 400 DELTA PROFESSIONAL ensures excellent results in low lighting conditions. 400 DELTA PROFESSIONAL is more than an ISO 400/27 Degree film. Its exposure latitude allows good quality results to be obtained over the exposure range EI 200/24 to EI 1600/33. 400 DELTA PROFESSIONAL is compatible with all major processing systems and can be processed in all popular developers.With 400 DELTA PROFESSIONAL, ILFORD has created a truly remarkable black and white film.Thanks to revolutionary core shell emulsion technology, it has a level of sharpness and freedom from grain that belies the film's light grabbing ISO 400 speed. The most si