Archived posting to the Leica Users Group, 2001/07/16
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]That's news to me! I thought that square root of 2 always constitutes one stop. 1 - 1.4 - 2 - 2.8 - 4 - 5.6 ... and so on. What's wrong with my thinking? Jorg - ----- Original Message ----- From: "Kyle Cassidy" <cassidy@netaxs.com> To: <leica-users@mejac.palo-alto.ca.us> Sent: Monday, July 16, 2001 12:21 PM Subject: [Leica] re: should i buy a noctilux > >Currently, I own a 50mm Summilux and sometimes I think I want one > >more stop. > > 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... >