My 1.7 is my sharpest lens. I have an M 1.4 that is close, but not quite as sharp. At F8 its pretty hard to tell the difference between them. The bokeh on the 1.4 is of course much better though.
On Tue, Nov 19, 2013 at 1:48 PM, Bob Sullivan <[email protected]> wrote: > Charles, > Pentax 50mm f1.7 lenses have been sharp since the screwmount Takumar days. > The phrase could be 'Tak Sharp.' > I've never seen a bad sample, so you had other problems. > Glad you got them sorted! > (For those of you reading along at home, buy this lens used - its > common and cheap.) > Regards, Bob S. > > On Tue, Nov 19, 2013 at 11:34 AM, Charles Robinson <[email protected]> wrote: >> On Nov 18, 2013, at 20:01 , Godfrey DiGiorgi <[email protected]> wrote: >> >>> that was way out. sort of thing that in an earlier age I'd have sent to >>> service to get sorted out. >>> >> >> Yup, for sure. >> >> I got this lens used for something like $50 years and years ago, right after >> I got the istDS. I've always thought that the focusing issues were due to >> the wide aperture, so this lens has always just sat unused and unloved. >> >> What really kills me is that my manual focusing ability has gotten so poor >> (damned aging eyes) that I was rarely able to improve focus by "going >> manual" so it was tough to tell that it was something that could even be >> FIXED. >> >> Happy now, though. >> >> -Charles >> >> -- >> Charles Robinson - [email protected] >> Minneapolis, MN >> http://charles.robinsontwins.org >> http://www.facebook.com/charles.robinson >> >> >> -- >> 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. > > -- > 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. -- 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.

