Archived posting to the Leica Users Group, 2001/04/05

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Subject: Re: [Leica] 'Russian' Leica-fit lenses
From: "Dante A. Stella" <dante@umich.edu>
Date: Thu, 05 Apr 2001 18:32:36 -0500
References: <000001c0be18$9674bf60$573bb5ac@unsworth>

Totally different optical design.  The unsharpness is different between the
two.

Steve Unsworth wrote:

> 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

In reply to: Message from "Steve Unsworth" <mail@steveunsworth.co.uk> (RE: [Leica] 'Russian' Leica-fit lenses)