Archived posting to the Leica Users Group, 2003/08/27

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Subject: Re: diffraction (was Re: [Leica] Leica 90mm f/4.0 Elmar C prices)
From: Amilcar de Oliveira <amilcar@domain.com.br>
Date: Wed, 27 Aug 2003 16:41:10 -0300
References: <000001c36c9f$07be55a0$9a9f8ed4@castle>

Even the series E 75-150mm has f:32.. Some old big teles, 600-800 range 
had f:45.

Amilcar

Félix López de Maturana wrote:

>><< The Micro-NIKKOR-P 3.5/55mm, for one.  Can you explain the effect 
>>of diffraction on a lens such as the 9cm Elmar? >>
>>
>>I have a Micro Nikkor 2.8 that does have an f32. I never noticed it 
>>because I never needed to use it. However, it is remarkable that both 
>>the Leitz 90 f4 and the Micro Nikkor seemed to have overcome 
>>diffraction, even all those years ago. I certainly will hold onto 
>>those two lenses.
>>
>>br
>>    
>>
>
>Besides the Micro Nikkor the 200mm f1:4 NAIS and the 180mm f1:2.8 AIS
>have f32. May be others have...
>
>Felix
>
>
>
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>  
>


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In reply to: Message from Félix López de Maturana <fmaturana@euskalnet.net> (RE: diffraction (was Re: [Leica] Leica 90mm f/4.0 Elmar C prices))