On Thu, 13 Nov 2003, Mark Roberts wrote: > alex wetmore <[EMAIL PROTECTED]> wrote: > >Compared to 35mm lenses in the same size it is small. > > > >For comparison lets look at the Sigma 15-30/f3.5-f4.5. > > Well, that's not a fair comparison. For *equivalent focal length*, you > should be comparing it to a 23-67mm lens. Say a 24-70 f/4.
I think that would only be a fair comparison if the mount was redesigned and the mirror was smaller so that the lens could sit closer to the CCD. That is what Canon did with the EF-S lenses, but Pentax doesn't appear to be doing that with the DA lenses. alex
