Archived posting to the Leica Users Group, 2004/05/07
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]here's a question for you smart folks: why is it that leica's R-mount zoom lenses are all variable aperture, whereas canon and nikon's pro lenses are generally fixed aperture. i assume there's some optical reason for this, and i'm just ignorant. i know canon increased the size of its mount considerably when it went from the FD to the ED (eos) mount, which has allowed it some breathing room, wheras nikon worked within the constraints of the F mount. i've only handled an R a few times, but i do seem to remember it having a big hole. always a-wonderin', brad -- brad daly brad@bradbrad.com http://www.bradbrad.com What Would Bill Hicks Say? "War, what is it good for? It's good for business." --Billy Bragg