Archived posting to the Leica Users Group, 2010/01/12

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Subject: [Leica] [OT] Scanning Kodachrome help
From: afirkin at afirkin.com (afirkin at afirkin.com)
Date: Tue, 12 Jan 2010 04:12:30 -0500
References: <E8DFA4CE-D3BD-4629-8305-88BD92A0B418@aotera.org>

Well, I can see why you want to scan it: beautiful shot. My suggestion
would be to use LR to correct the colour cast in the snow without
affecting the water. I presume its an "aging" effect on the film

> Folks,
>
> I've been working on scanning some Kodachrome slides using mostly Vuescan
> as that is the one I am most familiar with. I've calibrated my scanner
> with an IT8 target I bought from Silverfast in both Vuescan and
> Silverfast. I've calibrated my MacBook Pro's screen with a Datacolor
> doohickey.
>
> One group of slide has been very hard to scan. I can't seem to get rid of
> an magenta'ish cast. The pictures was shot on an overcast day [Edith
> Cavell glacier, Jasper National Park (Canada)]. The original slide has a
> beautiful milky green tone to the water and the snow banks was almost
> white - definitely not magenta.
>
> If I correct for the snow, the water turns grey. If I correct for the
> water, the magenta cast gets worse.
>
> I've tried this in both Silverfast and Vuescan. Both gives similar
> results. It's driving me crazy.
>
> Here is an example of a very bad scan from Silverfast.
>
> <http://www.aotera.org/tmp/ice.jpg>
>
> Any suggestions?
>
> Regards,
> Spencer
>
>
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> Leica Users Group.
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>




In reply to: Message from spencer at aotera.org (Spencer Cheng) ([Leica] [OT] Scanning Kodachrome help)