Archived posting to the Leica Users Group, 2017/08/10

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Subject: [Leica] IMG: this is VERY strange (OT)
From: kcarney1 at cox.net (Ken Carney)
Date: Thu, 10 Aug 2017 17:02:55 -0500
References: <vXpa1v01a07g8Sg01XpbWT>

Well, yours looks a lot better than mine :)

http://gallery.leica-users.org/v/kcarney/_DSF6465.jpg.html

Ken



On 8/10/2017 1:49 PM, Adam Bridge wrote:
> Okay, I have seen something I can?t explain. It?s not Leica related, it?s 
> Fuji X-T2 related but I think someone here might have an idea of what is 
> going on.
>
> I took a photo of a blue sky using a 50mm lens at f16, 200 ISO because I 
> wanted to use that to look for dust on the sensor.
>
> I imported the image into Photoshop.
>
> I used Levels to set the light and dark limits to the edges of the 
> histogram.
>
> I then used the Find Edges filter against the image and I got this:
>
> <https://adam-bridge.smugmug.com/organize/MiscUsage/TestImages/i-H7qVnc4>
>
> I did NOT expect to see these geometric figures.
>
> Is this something related to the way Adobe handles the XTRANS sensor? Or 
> something else?
>
> I?d be interested if the tech wizards out there might have an idea of what 
> is going on.
>
> Thanks for looking.
>
> Adam Bridge
>
>
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Replies: Reply from abridge at mac.com (Adam Bridge) ([Leica] IMG: this is VERY strange (OT))
Reply from ric at cartersxrd.net (RicCarter) ([Leica] IMG: this is VERY strange (OT))