[filmscanners] Re: Strange VueScan problems (bright blue high lights!)

["Ned Nurk" <ned_nurk@hotmail.com>]

i've just seen this too - done 36 raw scans and then inverted them in
photoshop, about 4 of them have this odd colour cast


>From: TonySleep@halftone.co.uk
>Reply-To: filmscanners@halftone.co.uk
>To: ned_nurk@hotmail.com
>Subject: [filmscanners] Re: Strange VueScan problems (bright blue high
>lights!)
>Date: Tue, 8 Jan 2002 13:05 +0000 (GMT)
>
>On Sat, 05 Jan 2002 09:02:36 +0100  Ralf Schmode (rschmode@gmx.net) wrote:
>
> > Florian Rist schrieb:
> >
> > [blueish cast on what should be white]
>
>I have seen this many times with Vuescan + SS4000, and have posted about it
>previously.  Symptoms are that the prescan looks fine, the final scan has
>highlights with a strong cyan-blue cast.
>
>I believe it is an occasional shortcoming in calibration with the scanner,
>perhaps caused by cropping too close to the blank film rebate. The cast is
>the inverse of the orange film mask. However it is an interaction of
>hardware and software, not just a Vuescan issue. Once it has occurred it
>will recur until the scanner is power-cycled. Closing and reopening Vuescan
>is not enough to clear the problem.
>
>Regards
>
>Tony Sleep
>http://www.halftone.co.uk - Online portfolio & exhibit; + film scanner info
>& comparisons
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