Flash Distance Calculator
Estimate flash distance calculator using practical photography and optics formulas for planning shoots and gear choices.
Relative Light on Subject
50.00
Flash-to-Ambient Ratio
6.25 : 1
Suggested Aperture
f/5.0
Estimate flash distance calculator using practical photography and optics formulas for planning shoots and gear choices.
Relative Light on Subject
50.00
Flash-to-Ambient Ratio
6.25 : 1
Suggested Aperture
f/5.0