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Digital BW, The Print

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Re: [Digital BW] Grain/aliasing, CoolScan 5000 and VueScan

2011-08-07 by Lew Schwartz

Yes, I use both and the problem is only with the hi-res scans.

On Sun, Aug 7, 2011 at 4:35 PM, Eric Neilsen <e.neilsen2@...> wrote:

> **
> Are you using both and just noticing the problem with the higher res
> settin?
>
>
> -----Original Message-----
> From: DigitalBlackandWhiteThePrint@yahoogroups.com
> [mailto:DigitalBlackandWhiteThePrint@yahoogroups.com] On Behalf Of Lew
> Schwartz
> Sent: Sunday, August 07, 2011 2:39 PM
> To: DigitalBlackandWhiteThePrint@yahoogroups.com
> Subject: Re: [Digital BW] Grain/aliasing, CoolScan 5000 and VueScan
>
>
> Scanning at 4000 dpi for a 35mm neg takes about 10 - 15 min using the
> settings I like. Not practical for a 36 exp roll when a single shoot may
> involve upwards of 4 rolls, so what I do is to proof everything at a very
> low res into jpgs ... easy to store, share, etc... but not great for
> serious
> prints.
>
> On Sun, Aug 7, 2011 at 2:57 PM, Eric Neilsen <e.neilsen2@...> wrote:
>
> > **
> >
> >
> > Lew, Why scan to JPEG? That was the biggest question of your posting to
> me.
> >
> >
> > _____
> >
> > From: DigitalBlackandWhiteThePrint@yahoogroups.com
> > [mailto:DigitalBlackandWhiteThePrint@yahoogroups.com] On Behalf Of Lew
> > Schwartz
> > Sent: Sunday, August 07, 2011 8:11 AM
> > To: DigitalBlackandWhiteThePrint@yahoogroups.com
> >
> > Subject: [Digital BW] Grain/aliasing, CoolScan 5000 and VueScan
> >
> > I have an increasingly annoying problem in that what appears to be grain
> in
> > my scans is worse at higher dpi's than it is in the quicky 500 dpi 8 bit
> > scans I do as proofs. This is for traditional, 35mm, bw film coming out
> of
> > my darkroom.
> >
> > From what I've been able to read on the net, this may be due to aliasing
> &
> > not the actual grain in the film (It's much worse than I'd see in a
> > traditional, gs print.). Contrary to what I've read, however, it is not a
> > matter of threshold iso/grain size issues, rather it's a continuum,
> getting
> > progressively worse as iso/grain increases. It may not be readily
> > noticeable
> > at lower iso's, but close inspection reveals it to be there.
> >
> > Here are what I believe to be the pertinent the settings I use in Vuescan
> > for my, hopefully, best scans:
> >
> > Media: B/W negative
> > Bits/pixel 16 bit gray
> > Resolution: 4000 dpi
> > Number of samples: 8
> > Fine mode: Yes (checked)
> > Multi Exposure: Yes (checked)
> >
> > I've been playing, unsuccessfully, with checking/unchecking, no of
> samples
> > etc... Medium size jpg's seem to produce better scans than the maxed out
> > settings above, but of course, they won't work for larger prints going
> > forward.
> >
> > [Non-text portions of this message have been removed]
> >
> > [Non-text portions of this message have been removed]
> >
> >
> >
>
> [Non-text portions of this message have been removed]
>
> ------------------------------------
>
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