You are correct. Once the errors have been incorporated into the file
data, it takes some much bigger crayons to hide them. ;-)
Art
George Hartzell wrote:
Tony Sleep writes:
[...]
With all aliasing the easy cure is to degrade the frequency of image
information so that it falls well
On Fri, 11 Oct 2002 19:28:39 -0700 George Hartzell
([EMAIL PROTECTED]) wrote:
I think that it can make a big difference between whether you degrade
the frequency of the image before/while it's scanned (e.g. defocusing
the scanner) or whether you try to blur in photoshop.
When you do it as
I don't know how Vuescan works, but in NikonScan, once you've done an
autofocus, you can bump the focus slider manually. Since there's already an
uncertainty of at least a half a count, I'd try bumping it by two, to see if
that helps.
However, I'm not sure defocusing will reduce aliasing,
Yes.
The new Fuji Provia F series of films use what I would refer to as a
soft edged grain, which, in effect is antialiased to begin with.
This provides a softer transition and is similar to defocusing the grain
slightly.
Velvia, on the other hand, while slow and fine grained and great for