A helpful tool for calculating the total GN value of a set of flash.
With the formula: GN = f-stop × distance
We can easy to find the ideal distance.
It can be used as a unit of distance in feet or meters.
A helpful tool for calculating the total GN value of a set of flash.
With the formula: GN = f-stop × distance
We can easy to find the ideal distance.
It can be used as a unit of distance in feet or meters.