Archived posting to the Leica Users Group, 2000/06/29
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]And the fact that the formulation of the Summilux M predates the Presidency of JFK is why Erwin Putts' testing showed the $350 "voigtlander" Cosina Nokton 50 1.5 to be at least marginally superior to the Leica lens....and the Nokton has at least one aspherical element.....for $350....which is, what, 1/5th the price of the Summilux? > -----Original Message----- > From: owner-leica-users@mejac.palo-alto.ca.us > [mailto:owner-leica-users@mejac.palo-alto.ca.us]On Behalf Of Pitak > Chenkosol > Sent: Thursday, June 29, 2000 10:52 AM > To: leica-users@mejac.palo-alto.ca.us > Subject: Re: [Leica] Re : Summicron 50 > > > > > > Pitak wrote : > > > > > Leica just released the new 50mm f/1.4 Summilux-R within a > year or two ago. > > > It does not have an aspheric element in it. I doubt if the 50mm f/2.0 > > Summicron-M > > > will get an aspheric element in the near future. > > > > Sorry, but the last version of the 50 summilux dates from 1995. > And this is > > only a cosmetic change ( build-in lenshood ). The optical > formula dates from > > 1961 ! > > > > The optical formula of the present summicron dates from 1980. > cosmetically, > > it was changed in 1994 (build-in lenshood, suppression of the lateral > > hand-lever) > > > > C. Louis > > > > > > > Christian, > > Please allow me to re-quote a portion of my previous mail just in case you > already deleted it. > > Leica just released the new 50mm f/1.4 "Summilux-R" within a year > or two ago. > It does not have an aspheric element in it. I doubt if the 50mm > f/2.0 Summicron-M > will get an aspheric element in the near future. > > > Pitak > >