Sunny 16 Rule Calculator

Determine correct exposure settings based on lighting conditions using the classic Sunny 16 rule.

Enter the film/sensor iso value for this calculation.
ISO
Enter the lighting condition (1=sunny, 2=slight overcast, 3=overcast, 4=heavy overcast, 5=shade) value for this calculation.
condition

Results

Recommended Aperture:
Suggested value based on calculations.
-f-stop
Shutter Speed:
Calculated speed or velocity.
-1/ISO sec
Exposure Value:
Calculated exposure value based on your inputs.
-EV
Reference: Industry Standards.