rolllog

Development times

Ilford Delta 400 Professional in Ilford Ilfosol 3

8 times for 1+14, 1+9, EI 200–800, 20–24 °C. From HARMAN technology DELTA 400 PROFESSIONAL Technical Information (2018-11).

Box speed (EI 400), 20 °C, 1+14, intermittent
12:00
Box speed (EI 400), 20 °C, 1+9, intermittent
7:00

Times

1+14 · intermittent

Ilford Delta 400 Professional in Ilford Ilfosol 3 1+14 · intermittent: time in minutes:seconds by exposure index and temperature
EI20 °C24 °C
2008:006:00
40012:00—
80020:30—

1+9 · intermittent

Ilford Delta 400 Professional in Ilford Ilfosol 3 1+9 · intermittent: time in minutes:seconds by exposure index and temperature
EI20 °C24 °C
2005:304:30
4007:00—
80014:00—

Source: HARMAN technology DELTA 400 PROFESSIONAL Technical Information (2018-11)

Time in min:sec. A dash means the source gives no time for that combination; rolllog doesn't fill gaps. These are starting points: test with your own process.

Ilford Delta 400 Professional in other developers

Other films in Ilford Ilfosol 3

Same data from the API

curl "https://rolllog.io/api/v1/films/ilford-delta-400/dev-times?developer=ilford-ilfosol-3"

All of Ilford Delta 400 Professional: exposure, reciprocity, formats and prices.