Archived posting to the Leica Users Group, 2001/06/22
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]> What was different about the E58? Was it f/1.2? No. It's still F1.0. > I have heard that "Noctilux" is a generic term for any lens of > f/1 (or below f/2, at least, which I guess would be a Summicron), f1.4 lenses are "Summilux." > and that there was also a 90mm Noctilux at f/1. True? Yes--search the archives; lots of discussion on that one there. > While on the subject, there's something else I've been wondering: > If you have a 50mm Noctilux, do you need any other 50mm lens, or > is the performance of the Noctilux when stopped down to f/2 and > beyond at least equivalent to that of other Leica 50mm lenses? The Summicron is sharper at the smaller apertures, but many folks (like Ted Grant) do use the Noctilux as their only 50. > I know Erwin Puts said something on this but I can't > find the Web page where he discussed it. http://www.imx.nl/photosite/leica/mseries/testm/M10-50.html Dan