Archived posting to the Leica Users Group, 2003/08/26

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Subject: Re: [Leica] Re: Re: Leica 90mm f/4.0 Elmar C prices
From: Henning Wulff <henningw@archiphoto.com>
Date: Tue, 26 Aug 2003 21:46:09 -0700
References: <199.1ee6f660.2c7d7716@aol.com>

At 10:53 PM -0400 8/26/03, Afterswift@aol.com wrote:
>In a message dated 8/26/03 7:43:11 PM Pacific Daylight Time,
>henningw@archiphoto.com writes:
>
>>  They have not overcome diffraction. It is very evident in both those lenses.
>> 
>>   Mush all around.
>------------------
>Henning,
>
>You would think that two of the most quality conscious lens makers wouldn't
>market a lens with f32 if they had not reduced diffraction to an acceptable
>level.
>
>br

You cannot 'reduce' diffraction. Or maybe you can, when the speed of 
light gets reduced to something reasonable, as the two are related.

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    *            Henning J. Wulff
   /|\      Wulff Photography & Design
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In reply to: Message from Afterswift@aol.com (Re: [Leica] Re: Re: Leica 90mm f/4.0 Elmar C prices)