Archived posting to the Leica Users Group, 2011/03/30

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Subject: [Leica] My M8 is going back for service....
From: photo at frozenlight.eu (Nathan Wajsman)
Date: Wed, 30 Mar 2011 09:50:59 +0200
References: <006a01cbeea2$49f35eb0$ddda1c10$@earthlink.net> <AANLkTinDEgqurG=pch_u0kPCXSnWd=QMi1UeKz7He-Ch@mail.gmail.com> <AANLkTinO4z6aWrO14Fs_omGLQQz8e3NaD_zaRYpkGKeU@mail.gmail.com>

Sorry guys but that is total rubbish. No camera is inherently unsharp at 
f11. Diffraction limits mean that an image shot at f16 or f22 may be a bit 
less sharp than one shot at f5.6 or f8 but surely what the original poster 
described is a defect.

Cheers,
Nathan

Nathan Wajsman
Alicante, Spain
http://www.frozenlight.eu
http://www.greatpix.eu
http://www.nathanfoto.com
PICTURE OF THE WEEK: http://www.fotocycle.dk/paws
Blog: http://www.fotocycle.dk/blog

YNWA







On Mar 30, 2011, at 9:14 AM, Richard Man wrote:

> That makes some sense, but if the M8 is diffraction limited at F11, then
> surely the full frame M9 or film would hit diffraction limit at F16 or F22?
> 
> In any case, I'd agree trying it at 5.6 or F8. That has to be around the
> sweet spot.
> 
> On Wed, Mar 30, 2011 at 12:03 AM, Ken Iisaka <ken at iisaka.com> wrote:
> 
>> The issue is using F11.  The sensor resolves more than the diffraction
>> limit, thus the image looks unsharp.
>> 
>> Have you tried it at wide open?
>> 
>> --
> // richard <http://www.imagecraft.com/>
> // icc blog: <http://imagecraft.com/blog/>
> // photo blog: <http://www.5pmlight.com>
> [ For technical support on ImageCraft products, please include all previous
> replies in your msgs. ]
> 
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In reply to: Message from red735i at earthlink.net (Frank Filippone) ([Leica] My M8 is going back for service....)
Message from ken at iisaka.com (Ken Iisaka) ([Leica] My M8 is going back for service....)
Message from richard at imagecraft.com (Richard Man) ([Leica] My M8 is going back for service....)