Archived posting to the Leica Users Group, 2001/07/16
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]In Kyle's posting he said: "fwiw, f 1.0 is NOT one stop faster than f 1.4, it's only a third of a stop faster. so unless you're looking at your images and shaking your head saying "damit! it's a third of a stop underexposed!" you're okay with your summilux" Sq root of 2 = 1.414 X 1 = 1.414 or f1.4 f1.0 is 1 full stop more that f1.4. How do you get only 1/3 of a stop? Stu