Maybe I got it now....
If the filter factor is 3 and the correct number of stops is 1.74, then the factors' Sq Rt equals the number of stops: Sq Rt 3 = 1.74
By jove, I think I've got it!
Maybe I got it now....
If the filter factor is 3 and the correct number of stops is 1.74, then the factors' Sq Rt equals the number of stops: Sq Rt 3 = 1.74
By jove, I think I've got it!
Bruce Osgood
http://www.flickr.com/photos/camclicker/