I thought the question was in regard to the *ist D. My mistake. > > Paul Stenquist <[EMAIL PROTECTED]> wrote: > > > > >It is compatible with both K and M. > > > > I thought it wouldn't meter with K and M lenses (like the first firmware > > version of the ist-D)? > > Yes, I confirm that. The *ist features no diaphragm simulator, just like the > *ist D, hence with pre-A lenses it will meter and shoot at full aperture > only (aperture priority) or not meter at all (manual). > > Can you call this compatibility? Pentax says it depends on how you define > compatibility... > In my opinion, accepting lenses and not metering/stopping down aperture is a > very poor compatibility. > > Dario Bonazza >