Is the Vuescan multi sample scanning on the Epson multiple pass or single
pass?
Pat
----- Original Message -----
From: "Brian D. Plikaytis" <bdplikaytis@bellsouth.net>
> I'm using the Epson 1640 with it's transparency adapter to scan my 4x5
black
> and white negs. I find it is doing a fairly good job and I am getting
output
> that surpasses my darkroom prints. However, I did find that for a given
> negative, I got much more out of the shadow areas with Vuescan as it
allows
> multiple pass scanning whereas the Epson TWAIN driver does not. I would
> strongly recommend Vuescan if you purchase the Epson.
>
>
> Brian
> --------------------------------------------------------------
> respond to bdplikaytis@bellsouth.net
>
>
> ----- Original Message -----
> From: "Shough, Dean" <dean.shough@lmco.com>
> To: <Filmscanners@halftone.co.uk>
> Sent: Wednesday, August 15, 2001 10:06 AM
> Subject: filmscanners: Scanning 4x5 under $500 US?
>
>
> > Not this question again! But scanners are coming way down in price,
their
> > resolution is going up, and now 12, 14, and even 16 bits per color are
> > readily available. I have some 20 year old 4x5s (B&W, negative, and
> slide)
> > that I would like to play with again - I haven't worked with them or
done
> > any large format since I no longer have my own darkroom.
> >
> > I am in the market for a flatbed scanner that can do reasonable job
with
> 4
> > by 5 film. I figure 1200 dpi is good enough for what I want, although I
> > have nothing against 1600 or 2400 dpi. ;-) My main concern with any
> > flatbed scanner is the noise, particularly in slide shadows. The
scanners
> I
> > am considering are:
> >
> > Epson Perfection 1640SU Photo - $299, USB & SCSI, 1600 dpi
> > Microtek ScanMaker 5700 - $332, Firewire, 1200 dpi
> > HP ScanJet 7400C - $440, SCSI and USB, 2400 dpi
> > Canon Canoscan D2400F - $467, USB, 2400 dpi
> > Agfa - no longer makes consumer scanners
> >
> > My questions about these scanners are:
> >
> > 1) Has anybody compared the noise or image quality of these scanners. I
> > would really like information where someone has tested at least two of
> these
> > scanners, using either slides or negatives, and can state that scanner A
> is
> > better than scanner B for the following reason...
> >
> > 2) Can anybody verify that these scanners work with VueScan,
particularly
> on
> > the Mac, either OS 9 or X? It looks like the HP and Epson run under
> VueScan
> > but that the Microtek and Canon will not.
> >
> > 3) Are the outputs of the HP and Epson limited to sRGB? I have been
lead
> to
> > believe that this is the case with their consumer scanners.
> >
> > 4) Do all except the Microtek "fake" their high resolution by either
> > microstepping a single CCD or using a pair of CCDs? I don't think any
are
> > using CCDs with more than 10,400 elements.
> >
> > 5) The Canon features FARE (similar to ICE). Does it require one scan
or
> > two in order to read the IR image? I am concerned about image
> registration
> > problems.
> >
> > 6) Is the output of the HP 16 bits or is it only capable of outputting 8
> > bits per color? With HP's software and with VueScan?
> >
> > 7) Any hidden gottchas? Like no exposure control, crappie software,
etc.
> >
> > 8) How much would I gain by going up to $1000? I am thinking here of
the
> > Epson 1680 or the Microtek 8700.
> >
> > --------
> > Dean Shough
> > dean.shough@lmco.com
>
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