Archived posting to the Leica Users Group, 2005/01/08

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Subject: [Leica] BESSA R3A or M7
From: s.dimitrov at charter.net (Slobodan Dimitrov)
Date: Sat Jan 8 08:55:24 2005
References: <BAY101-F424831A70521BEB00BBB1BAB950@phx.gbl> <BE05265A.1D695%telyt@earthlink.net> <76ba89b30501080759438c67da@mail.gmail.com>

Subjectively speaking, I always felt that my Zeiss 120 lenses 
outperformed my leica lenses. But then I always placed that perception 
on the sheer film volume creating that effect.
S. Dimitrov


On Jan 8, 2005, at 7:59 AM, Jeffery Smith wrote:

> Zeiss has taken the remarkable stand in stating (in Q&A fashion) that
> it believes that the lenses will outperform those already on the
> market (I assume that they were talking about Leica et al). That's a
> pretty big statement to back up. I would imagine that it might take
> more than a month of R&D to design and construct a bevy of those
> lenses.
>
> Jeffery
>
>
> On Sat, 08 Jan 2005 05:55:38 -0800, Doug Herr <telyt@earthlink.net> 
> wrote:
>> on 1/8/05 3:34 AM, Bill Marshall at billgem@hotmail.com wrote:
>>
>>> Zeiss did talk about focus shift in its lead up to Photokina & it
>>> is again mentioned on it Zeiss Ikon website. Specifically, it says 
>>> that its
>>> lenses are designed to "minimize focus shift."
>>
>> AFAIK, focus shift is caused by residual spherical aberation.
>>
>> Doug Herr
>> Birdman of Sacramento
>> http://www.wildlightphoto.com
>>
>>
>> _______________________________________________
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>>
> _______________________________________________
> Leica Users Group.
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>
>
Slobodan Dimitrov
Photography


Replies: Reply from jefferys at gmail.com (Jeffery Smith) ([Leica] BESSA R3A or M7)
In reply to: Message from billgem at hotmail.com (Bill Marshall) ([Leica] BESSA R3A or M7)
Message from telyt at earthlink.net (Doug Herr) ([Leica] BESSA R3A or M7)
Message from jefferys at gmail.com (Jeffery Smith) ([Leica] BESSA R3A or M7)