With Ilford Delta 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.
| Type | 35mm black and white negative film |
| Speed | ISO 400 |
| Applications | Pictorial, fine art as well as fashion photography and for many areas that were formerly the preserve of slower films |
| Process | Ilfotec, Microphen, Ilfosol, ID-11 |
| Color Saturation | Not applicable |
| Grain | Fine |
| Sharpness | High |
| Exposure Latitude | Wide |
| Push/Pull | Can be rated from EI 400/27 to 3200/36 |