Equivalent Focal Lengths for Different Film Formats
Photography Calculators
includes:
- Depth of Field Calculator
Parallax Calculator
Angular Field of View Calculator
Dimensional Field of View Calculator
Mosaic Calculator
Lens Equivalence Calculator
Rui Salgueiro's field-of-view calculator
Field of View Calculator for SLRs and DSLRs
Notes on Lens Calculator
Lens Focal Length and Field of View