Archived posting to the Leica Users Group, 2001/04/05
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I tested the 90mm Elmar and the 90mm Jupiter at eight feet using a lens test chart. From about two stops from wide open, the lenses both seemed to be equally as sharp. Roland Smith - ----- Original Message ----- From: "Steve Unsworth" <mail@steveunsworth.co.uk> To: <leica-users@mejac.palo-alto.ca.us> Sent: Thursday, April 05, 2001 2:37 PM Subject: RE: [Leica] 'Russian' Leica-fit lenses > As someone who has a 90mm Elmar and has ordered a Jupiter 9 may I ask how > the lenses compared optically? Is it just a question of a non-rotating front > element and wider maximum aperture? > > > Regards > > Steve Unsworth > > -----Original Message----- > From: owner-leica-users@mejac.palo-alto.ca.us > [mailto:owner-leica-users@mejac.palo-alto.ca.us]On Behalf Of Michael E. > Bérubé > Sent: 05 April 2001 21:15 > To: leica-users@mejac.palo-alto.ca.us > Subject: Re: [Leica] 'Russian' Leica-fit lenses > > > At 02:52 PM 4/5/01 -0500, SonC asked: > >Do all Jupiter lenses rotate their aperture setting? > > SonC, > The Jupiter 3 (50/1.5) and Jupiter 9 (85/2) do not rotate their aperture > setting when focusing. This was yet another plus for the J9 that caused me > to trade in my old Elmar 9cm/4. > > Carpe Luminem, > Michael E. Berube > http://www.GoodPhotos.com > >