Bill wrote: >On 26/12/2013 8:00 PM, Bruce Walker wrote: >> Nothing has ever failed on my 16-50. I've been using it as a workhorse >> since August 2008. It's shot 10648 frames, first on a K100D, then >> K20D, and now K-3. > >My understanding is that SDM lenses that are used as daily drivers >rarely, if ever, have problems with the SDM. It's those of us who don't >use them often that have problems.
I don't believe this is true. My 16-50 has sat on the shelf unused for 6 months at a stretch and never had an issue. -- Mark Roberts - Photography & Multimedia www.robertstech.com -- 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.

