Archived posting to the Leica Users Group, 2005/06/16
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]On 6/16/05 1:00 PM, "Marc James Small" <msmall@aya.yale.edu> typed: > Focus shift exists on most lenses. The work-around has already been given > on the LUG, but to re-iterate: > > First, wait for the negative to "pop" if you are not using a two-glass > carrier. (Slides seem more subject to popping, especially Kodachromes.) > > Second, use a grain focuser and focus wide-open. > > Third, stop down to the working aperture and check the focus. > > That should do it. I a 40mm Focatar on my V-35 and Apo-Rodagons on my > Beseler 23C, and almost never have a focusing problem. > > Marc > > msmall@aya.yale.edu > Cha robh b?s fir gun ghr?s fir! > No my neg notta gonna pop with c?ld lite! Mark Rabiner Photography Portland Oregon http://rabinergroup.com/