I'm feeling the same way. Not having done any formal tests with it...of course I got the first one on the block so no one was worried at that point.
-- Best regards, Bruce Tuesday, April 8, 2008, 5:50:36 PM, you wrote: GD> Gads, I'm beginning to believe that I have the only non-defective GD> DA*16-50 in captivity. Perhaps I shouldn't look too closely at it! ;-) GD> G GD> On Apr 8, 2008, at 4:56 PM, [EMAIL PROTECTED] wrote: >> I think the DA* 16-50/2.8 is an aberration. All my other lenses >> check out quite nicely. Some adjustment dials them in more >> precisely, but they're all within acceptable range. Apparentlly >> there's some problem involved in the manufacture of the DA* 16-50 >> that sometimes results in a plane of focus that's not uniform. >> That's a different kind of problem than front focus or back focus. >> It can't be corrected with the controls or even with normal service >> procedures. That being said, I'm not sure that a lot of shortcuts >> aren't being taken in manufacturing these days. -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.