Archived posting to the Leica Users Group, 2005/09/09

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Subject: [Leica] Colour fringing - Recently rediscovered (free) software
From: aaron.sandler at duke.edu (Aaron Sandler)
Date: Fri Sep 9 12:52:24 2005
References: <4321C34F.9010702@gmx.de>

Thanks for that link.  I'm thinking about replacing my defunct Stylus with 
a digital point&shoot, so chromatic aberration may become an issue I have 
to deal with....I'll see how the software does.

Best,
Aaron


>For anyone who's interested,
>I think most of us have, at one time or another, had problems with colour 
>fringing, particularly using Digital cameras against the light.
>
>Well, I've been using "PTlens" for vignetting and lens distortion 
>correction for ages and only the other day I got round to downloading 
>their latest version.
>Lo and behold!! they've included a chromatic aberration correction tool 
>(and a fisheye distortion correction tool too????). from what I've tested 
>so far,
>it goes a long way to getting rid of really drastic fringing, not quite 
>perfect, but it's FREEWARE and does all sorts of other clever things too.
>
>Take a look at
>
>http://epaperpress.com/ptlens/
>
>seems to be a clever bunch of people,
>cheers
>Douglas


In reply to: Message from douglas.sharp at gmx.de (Douglas Sharp) ([Leica] Colour fringing - Recently rediscovered (free) software)