DevelopFilm

Ilford black and white film

ORTHO PLUS development times

Browse 15 development combinations for Ilford ORTHO PLUS, covering 8 developers across 1 rated speed.

Rated speeds
1
Developers
8
Combinations
15

ISO 80

Ilford ORTHO PLUS development times at ISO 80
Developer Dilution Time Notes Source
Ilford ID-11 1+1 10:30 for Gbar 0.62 to 13:00 for Gbar 0.70. Official
Ilford ID-11 1+3 16:00 for Gbar 0.62 to 20:00 for Gbar 0.70. Official
Ilford ID-11 Stock 8:00 for Gbar 0.62 to 10:00 for Gbar 0.70. Official
Ilford ILFOSOL-3 1+9 5:00 for Gbar 0.62 to 6:30 for Gbar 0.70. Official
Ilford ILFOSOL-3 1+14 7:00 for Gbar 0.62 to 8:30:for Gbar 0.70. Official
Ilford ILFOTEC DD 1+4 Processing at 24 °C / 75.2°F. 5:30 for Gbar 0.62 to 6:30 for Gbar 0.70. Official
Ilford ILFOTEC DD-X 1+4 10:30 for Gbar 0.62 to 13:00 for Gbar 0.70. Official
Ilford ILFOTEC HC 1+15 4:00 for Gbar 0.62 to 5:00 for Gbar 0.70. Official
Ilford ILFOTEC HC 1+31 6:00 for Gbar 0.62 to 8:00 for Gbar 0.70. Official
Ilford ILFOTEC RT RAPID 1+1+2 Processing at 26 °C / 78.8°F. 1:05 for Gbar 0.62 to 2:07 for Gbar 0.70. Official
Ilford ILFOTEC RT RAPID 1+1+5 Processing at 24 °C / 75.2°F. 1:18 for Gbar 0.62 to 2:33 for Gbar 0.70. Official
Ilford MICROPHEN 1+1 11:30 for Gbar 0.62 to 13:00 for Gbar 0.70. Official
Ilford MICROPHEN 1+3 13:30 for Gbar 0.62 to 17:00 for Gbar 0.70. Official
Ilford MICROPHEN Stock 9:00 for Gbar 0.62 to 12:00 for Gbar 0.70. Official
Ilford PERCEPTOL Stock 13:00 for Gbar 0.62 to 16:00 for Gbar 0.70. Official