Archived posting to the Leica Users Group, 1998/01/28

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Subject: Re: [Leica] Leica 35mm Aspherical lenses vs. "older"M series 35mm
From: Duncan Young <dunk@mincom.com>
Date: Thu, 29 Jan 1998 15:10:11 +1000 (EST)

On Thu, 29 Jan 1998, Mani Sitaraman wrote:

> Leica has now replaced its previousM-Series 35mm Summicron f1.4 and f2
> with its aspherical line. Availablenow are the M 35mm/1.4 Aspherical and
> M 35mm/f2 Aspherical. 
> 
> In its literature (see http://www.leica-camera.com/m_system/mobj_e.htm)
> Leica claims that the M 35/2 Asph. is significantly better than the
> older non-asph. f2 that it has replaced. Also, it says the M 35/1.4 ASPH
> is better than the new M 35/2 ASPH at wider apertures. 

Hello all,

    Do any of you know what lpmm correspond to each of the 4 sets of lines on
the MTF graphs on the acrobat version of the press rlease on the above
mentioned web page.

    Duncan