Hi again, just found this: http://www.schneiderkreuznach.com/archiv/archiv.htm pdf's: http://www.schneiderkreuznach.com/archiv/pdf/objektive_kompl.pdf and http://www.schneiderkreuznach.com/archiv/pdf/xr_xnt_66.pdf Uwe 2012/9/26 Uwe Wolfgang Steinke <paintingwithlenses@xxxxxxxxx> > ah - typo me... > it' not a 2,8/180 Xenotar, it's a Tele Xenar - maybe I find out the > differences sometime... > > In > http://photo.net/large-format-photography-forum/00LJX7 > they discussed the " > Use of Schneider f2.8/150 Xenotar lens" > for some more confusing details... > > Uwe > > > 2012/9/26 CarlosMFreaza <cmfreaza@xxxxxxxxx> > >> 2012/9/26 Vick Ko <vick.ko@xxxxxxxxxxxx>: >> > wow, so, is it true? Only three in existence? >> > The 150/2.8 Xenotar is common in LF circles >> > Is it the same formula? >> >> In fact the lens prototype looks pretty similar regarding the LF >> 2,8/150 Xenotar , except for the lack of a real shutter since the SL66 >> has the FP shutter, however the prototype couldn't have the same >> formula exactly because it is a lens with special correction for >> aerial photography, the 2,8/150 Xenotar is the fastest or one of the >> fastest lens for LF. >> >> Carlos >> --- >> Rollei List >> >> - Post to rollei_list@xxxxxxxxxxxxx >> >> - Subscribe at rollei_list-request@xxxxxxxxxxxxx with 'subscribe' >> in the subject field OR by logging into www.freelists.org >> >> - Unsubscribe at rollei_list-request@xxxxxxxxxxxxx with >> 'unsubscribe' in the subject field OR by logging into www.freelists.org >> >> - Online, searchable archives are available at >> //www.freelists.org/archives/rollei_list >> >> > > > -- > Uwe Wolfgang Steinke > > > > -- Uwe Wolfgang Steinke