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[filmscanners] RE: LS2000 Coolscan shadow noise issues getting worse?


  • To: lexa@lexa.ru
  • Subject: [filmscanners] RE: LS2000 Coolscan shadow noise issues getting worse?
  • From: "Kapetanakis, Constantine" <KAPETAC@polaroid.com>
  • Date: Fri, 3 May 2002 11:17:05 -0400
  • Unsubscribe: mailto:listserver@halftone.co.uk

I could be that the light source is deteriotating over time and the CCD is
trying to  compensate by increasing the gain. This of couse would be true if
you did not have streaks initially.

-----Original Message-----
From: Anthony Atkielski [mailto:anthony@atkielski.com]
Sent: Friday, May 03, 2002 10:22 AM
To: KAPETAC@polaroid.com
Subject: [filmscanners] Re: LS2000 Coolscan shadow noise issues getting
worse?


> I'm fast coming to the conclusion (and
> concern) that indivdual elements in the
> CCD array (if that's what it is?) are
> deteriorating with time?  Is this feasible?

Possible, I suppose, but I've not heard of it before.  How many scans have
you done with the scanner?

You're sure the mirror and lens are spotless?

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