Ilford Delta is a series of
photographic films manufactured by
Harman Technology Limited. Delta films are
tabular-grain black-and-white
Black-and-white (B&W or B/W) images combine black and white in a continuous spectrum, producing a range of shades of grey.
Media
The history of various visual media began with black and white, and as technology improved, altered to color. ...
films, and originally released in 400 ISO only to compete with Kodak's T-Max film.
Ilford recommends Delta 100 and 400 as replacements for the discontinued
Agfa APX100 and APX400 films, respectively. Delta 100 can be used at ISO speeds of 50 to 200.
Delta 3200
The 'Delta 3200' product is not actually rated at ISO 3200/36°. Its speed is only 1000/31° following the ISO methods, but it has a very wide exposure latitude. Thus it can be successfully
push processed to
EI 3200 or 6400, or even 12500.
Delta 3200 was introduced in 1998, 10 years after
Kodak
The Eastman Kodak Company (referred to simply as Kodak ) is an American public company that produces various products related to its historic basis in analogue photography. The company is headquartered in Rochester, New York, and is incorpor ...
's similar
T-MAX P3200. It replaced Ilford's high speed 'HPS' film.
Delta 400
Delta 400 can also be pushed to EI 3200.
References
{{reflist
External links
Ilford Delta 100Ilford Delta 400Ilford Delta 3200
Photographic films