Another 50-135 with failed SDM here :( It failed just after the warranty period. Was practically unused then. It still is! The SDM failed again; this time after a heavy fall, however...
Bulent --------------------------------------------------------------------- http://patoloji.gen.tr http://www.flickr.com/photos/bc_the_path/ http://photo.net/photodb/user?user_id=2226822 http://www.pentaxphotogallery.com/artists/bulentcelasun 2012/9/30 Bruce Walker <bruce.wal...@gmail.com>: > I don't subscribe to the "use it or lose it theory". > > However, I also have three SDM lenses and I've had two motor failures, > both in the 50-135. The first was under warranty still, the 2nd is two > years later and I'll have to pay to fix it. > > I regard it as pretty terrible. The same type of failure *twice* in > four years? Sheesh. If I get it fixed will it blow again in two more > years? > > > On Sun, Sep 30, 2012 at 8:06 AM, Paul Stenquist <pnstenqu...@comcast.net> > wrote: >> True. I've gone months without using the DA* 50-135, and it's still fine. I >> have three SDM lenses, and the 60-250 failure is my first. >> Not terrible. >> >> On Sep 30, 2012, at 7:51 AM, Mark Roberts <postmas...@robertstech.com> wrote: >> >>> William Robb wrote: >>> >>>> It is a lens I use rarely, I've heard that this is harder on the SDM >>>> lenses than daily use. >>> >>> I'm suspicious of the "more likely to fail if not used regularly" >>> idea. I bought one of the first 16-50/2.8 SDM lenses when it first >>> came out and it's been fine despite often going months without use. >>> >>> -- >>> Mark Roberts - Photography & Multimedia >>> www.robertstech.com >>> >>> >>> >>> >>> >>> -- >>> 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. >> >> >> -- >> 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. > > > > -- > -bmw > > -- > 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. -- 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.