rolllog

Development times

Ilford Delta 100 Professional in Ilford Ilfotec HC

3 times for 1+31, EI 50–200, 20 °C. From HARMAN technology DELTA 100 PROFESSIONAL Technical Information (2023-04).

Box speed (EI 100), 20 °C, 1+31, intermittent
6:00

Times

1+31 · intermittent

Ilford Delta 100 Professional in Ilford Ilfotec HC 1+31 · intermittent: time in minutes:seconds by exposure index and temperature
EI20 °C
505:00
1006:00
2008:00

Source: HARMAN technology DELTA 100 PROFESSIONAL Technical Information (2023-04)

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 100 Professional in other developers

Other films in Ilford Ilfotec HC

Same data from the API

curl "https://rolllog.io/api/v1/films/ilford-delta-100/dev-times?developer=ilford-ilfotec-hc"

All of Ilford Delta 100 Professional: exposure, reciprocity, formats and prices.