Archived posting to the Leica Users Group, 2000/10/13
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]John, But for this to work well the optical unit and focus mount must have the same focal length. Bests, Dennis John Collier wrote: > > You can use the optical unit from the early rigid chrome 50/2 (SOSIC/11818), > the DR or the 50/2 11817. Regardless, you will have to have your new lens > collimated and I am not about to get into the old std/DR debate on whether > they have the same or different optical formulations. > > JBC > > > From: "Jem Kime" <jem.kime@cwcom.net> > > > > Wanted. > > Optical unit for (DR) 50mm Summicron - I have the focusing mount.