Archived posting to the Leica Users Group, 2015/04/12
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Thanks Chris. Seems to be your experience was not uncommon. Leo Wesson Photographer/Videographer 817.733.9157 www.leowesson.com On Sun, Apr 12, 2015 at 9:55 PM, Chris Crawford < chris at chriscrawfordphoto.com> wrote: > I used to have one. It has neat bokeh, but it has several issues that made > me leave it at home in favor of a 50 Summicron most of the time. > > The Sonnar has serious focus shift. That means if you focus so that your > camera?s rangefinder shows proper focus, the actual focus point may not > match the RF at some apertures. Some of them were calibrated to be > accurate at f2.8, as was mine. Used wide open, it front focuses several > inches. Others were calibrated for f1.5, and used at smaller apertures it > back focuses. Stop down a lot, and this isn?t an issue because of depth of > field. > > I like a lens that ?just works? at al apertures. The Summicron does that, > the Sonnar does not. > > The other issue is even stopped down, the Sonnar is not sharp at the > edges. In the center it is very sharp. The Summicron I had was uniformly > sharp across the whole image. It was just a better lens for my work. > > The Sonnar is cool for some things, like portraits, as long as you?re > aware of the focus issues. The focus shift is NOT an internet rumor, it is > real. I tested mine and it is VERY real. If you can deal with that and can > afford to buy a lens you will not use for most things, then get one. > > I sold mine after I realized that in three years, I had used it just four > times aside from testing it for focus accuracy. I couldn?t afford to keep > a lens that I never use. > > -- > Chris Crawford > Fine Art Photography > Fort Wayne, Indiana > 260-437-8990 > > http://www.chriscrawfordphoto.com My portfolio > > http://www.facebook.com/pages/Christopher-Crawford/48229272798 > Become a fan on Facebook > > > > On 4/12/15, 10:41 PM, "Leo Wesson" <leowesson at gmail.com> wrote: > > >Anyone using this lens? Thoughts? > > > >Leo Wesson > >Photographer/Videographer > >817.733.9157 > >www.leowesson.com > > > >_______________________________________________ > >Leica Users Group. > >See http://leica-users.org/mailman/listinfo/lug for more information > > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information >