toolbox

Exposure & Dilution Converter

Exposure Converter

Meter Reading




Enter your meter reading.

Convert to New ISO & Adjustments




Select your desired conversion settings.

Bellows Factor Settings



Enter bellows extension only if applicable.


Dilution Calculator




Film Development Calculator

Temperature compensation is based on the Ilford temperature compensation chart. Development times are automatically adjusted when temperature differs from the standard 20°C (68°F). Valid temperature range: 17-30°C (63-86°F).


Development Timer

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