Reproduction Ratio Calculator

Calculate reproduction ratio from focal length and focus distance.

Lens Settings

Focal Length (mm)

Focus Distance (mm)

Sensor Width (mm)

Reproduction Ratio

1:2.0

Close-up Range

Calculated Values

Magnification0.500×

Magnification %50.0%

Subject Width (fills frame)72.0 mm

Subject Height (fills frame)48.0 mm