Bill, although you may be right, Joe's talking about 16-50/2.8 and we seem to in agreement here that 16-45/4 focuses ok. If the one stop of speed (16/2.8 vs 16/4) makes it or breaks it - it ain't no good...
Boris William Robb wrote: > FWIW, neither my 14mm or 12-24 (at the short end) like to accurately > autofocus with my K20. I > suspect that it relates to the focal length being so short that DOF puts it > is outside the > resolution of the sensor. All my other lenses are fine. > > William Robb -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.

