thanks dave....didn't some of the other cameras use the ae-l button for the same purpose?
regards, subash On 9/14/06, David Savage <[EMAIL PROTECTED]> wrote: > >another query. seeing the dpreview preview of the k10d, which says, > >"The K10D has a KAF2 bayonet lens mount which can take lenses with a > >KAF2, KAF or KA mount lenses, it also provides an option to use the > >lens aperture ring", would the K lenses be compatible with the K10D. > > > Yes, but you have to use stop down metering. > > Because K & M lenses don't have an setting "A" on the aperture ring & the > current line of bodes don't have the aperture stimulator lever thingy, > there is no communication between the body and the lens as to what the > lenses aperture is set to. > > The way Pentax have got around this is to use the "green button". When you > need to take a meter reading with a K or M lens you press this button and > the camera stops down the lens & takes the reading. It sounds awkward, but > isn't that much of a hassel. -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net