Archived posting to the Leica Users Group, 2007/03/12
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]You probably can not answer this :-) but are the lenses which were designed with the hot pressed ASPH elements such as the 21, 24, 35 f2 and second 35 f1.4 still hot pressed and the later lenses with larger diameter asph elements ground, or have they changed the manufacturing method of the asph elements in these as well? Frank On 13 Mar, 2007, at 03:23, Mark Rabiner wrote: > On 3/12/07 11:05 PM, "Don Dory" <don.dory@gmail.com> typed: > >> Mark, >> It was a variant of computer controlled grinding. Better control >> and much >> tighter tolerances. >> >> Enjoy >> >> On 3/12/07, Mark Rabiner <mark@rabinergroup.com> wrote: > > Yep you were standing to the right of me. >>> >>> But I seem to recall a discussion at the Leica factory a few >>> months back >>> about 5 people standing around with Christian Erhardt in a >>> hallway, could >>> have been a jet lagged hallucination. >>> >>> Mark Rabiner >>> 8A/109s >>> New York, NY >>> >>> markrabiner.com >>> >>> >>> >>> _______________________________________________ >>> Leica Users Group. >>> See http://leica-users.org/mailman/listinfo/lug for more information >>> >> >> > > > Mark Rabiner > 8A/109s > New York, NY > > markrabiner.com > > > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information