Tools
A set of database-free, client-side calculators for film photography.
- Depth of Field & Hyperfocal Calculator
Find the hyperfocal distance and the in-focus range from focal length, aperture, focus distance, and format.
- Exposure Calculator (Sunny 16 & Reciprocity)
Estimate exposure with the Sunny 16 rule and correct for film reciprocity failure on long exposures.
- Focal Length & Format Equivalence
From a focal length and format, list the focal lengths that give the same angle of view on other formats.
- Equivalent Exposure (Exposure Triangle)
From a base aperture and shutter speed, list the combinations that yield the same exposure.