Archived posting to the Leica Users Group, 2010/04/13

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Subject: [Leica] Wow, the last word on Bokeh, from Zeiss
From: benedenia at gmail.com (Marty Deveney)
Date: Wed, 14 Apr 2010 13:27:02 +0930
References: <z2tee8fa51c1004132046oaa492623xca578a32c4e747f5@mail.gmail.com> <C7EAB4CD.613EE%mark@rabinergroup.com>

Read the paper Mark, with reference to p 32.  The first figure on that
page shows the phenomenon clearly and the text explains it well.  I
see it all the time in files and prints from all sorts of cameras and
lenses, including microscopes.

Marty

On Wed, Apr 14, 2010 at 1:24 PM, Mark Rabiner <mark at rabinergroup.com> 
wrote:
>> I was talking more about the texture inside the OOF highlights as
>> rendered by ASPH that they show in this paper and which I have seen,
>> increasingly since I got the M8 and used the M9, caused by the
>> slightly rogher texture of the syrface of the aspherical surfaces of
>> the lens. ?No myth.
>>
>> Although I still am of the firm opinion that the better correction of
>> spherical aberrations in the asph lenses makes their bokeh worse than
>> that of many pre-asph equivalents. ?particularly the 35s and the 90
>> Summicron. ?The newer asphs - the 50/1.4, 75/2, the 21 and 24
>> Summiluxes are better. ?I still use them all, but for some purposes I
>> prefer the older lenses.
>>
>> Marty
>
> Texture inside the out of focas highlights?
> Texture of what?
>
>
> [Rabs]
> Mark William Rabiner
>
>
>
>
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Replies: Reply from mark at rabinergroup.com (Mark Rabiner) ([Leica] Wow, the last word on Bokeh, from Zeiss)
In reply to: Message from benedenia at gmail.com (Marty Deveney) ([Leica] Wow, the last word on Bokeh, from Zeiss)
Message from mark at rabinergroup.com (Mark Rabiner) ([Leica] Wow, the last word on Bokeh, from Zeiss)