Development times
Ilford Delta 400 Professional in Ilford Ilfotec HC
15 published times at 1+31, 1+15, rated at EI 200–3200, 20.0–24.0 °C. Each one is linked to the datasheet or chart it was read from.
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Speed
EI 400
Dilution
1+31
Temperature
20.0 °C
Every published time
| Developer | Dilution | EI | Temp | Time | Agitation | Source |
|---|---|---|---|---|---|---|
| Ilfotec HC | 1+31 | 200 pull 1 stop | 20.0 °C | 5:00 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+31 | 200 pull 1 stop | 24.0 °C | 4:00 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+15 | 320 pull 0.25 stops | 20.0 °C | 4:00 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+31 | 400 | 20.0 °C | 7:30 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+31 | 400 | 24.0 °C | 5:00 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+15 | 800 push 1 stop | 20.0 °C | 5:30 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+31 | 800 push 1 stop | 20.0 °C | 10:00 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+15 | 800 push 1 stop | 24.0 °C | 4:30 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+31 | 800 push 1 stop | 24.0 °C | 7:00 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+15 | 1600 push 2 stops | 20.0 °C | 7:30 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+31 | 1600 push 2 stops | 20.0 °C | 13:30 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+15 | 1600 push 2 stops | 24.0 °C | 5:30 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+31 | 1600 push 2 stops | 24.0 °C | 10:00 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+15 | 3200 push 3 stops | 20.0 °C | 13:00 | Ilford — 4 inversions every 60 s | |
| Ilfotec HC | 1+15 | 3200 push 3 stops | 24.0 °C | 8:00 | Ilford — 4 inversions every 60 s |
About the film
Ilford Delta 400 Professional ISO 400
Specification and all times ›
Delta 400 Professional in other developers
About the developer
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