rolllog

Development times

Ilford SFX 200 in Ilford Perceptol

2 times for 1+1, stock, EI 200, 20 °C. From HARMAN technology SFX 200 Technical Information (2018-11).

Box speed (EI 200), 20 °C, 1+1, intermittent
20:00
Box speed (EI 200), 20 °C, stock, intermittent
14:30

Times

1+1 · intermittent

Ilford SFX 200 in Ilford Perceptol 1+1 · intermittent: time in minutes:seconds by exposure index and temperature
EI20 °C
20020:00

Stock · intermittent

Ilford SFX 200 in Ilford Perceptol Stock · intermittent: time in minutes:seconds by exposure index and temperature
EI20 °C
20014:30

Source: HARMAN technology SFX 200 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 SFX 200 in other developers

Other films in Ilford Perceptol

Same data from the API

curl "https://rolllog.io/api/v1/films/ilford-sfx-200/dev-times?developer=ilford-perceptol"

All of Ilford SFX 200: exposure, reciprocity, formats and prices.