Focal Length Equivalent

Convert a focal length across formats and see the equivalent FoV.

Focal length (mm)

Sensor format

Crop factor

1.00×

Equivalent focal length (FF)

35 mm

Note

Equivalent FoV — depth of field is NOT equivalent at the same aperture.

About this tool

Inputs: focal length, sensor format. Outputs: crop factor, equivalent full-frame focal length. Targets r/photography 'full-frame vs APS-C' threads.

More photography you might find useful.

How much detail can a lens + sensor actually resolve?

Build a realistic day rate from salary, overhead, and margin.

Estimate landed cost of a printed photobook including shipping and GST.

Looking for something different? Browse the rest of the catalog.