Digital BW, The Print

Todd,

Development Fog problems are pretty much eliminated with PMK. Fb+f for a
standard developer is usually 0.10-0.12 density units. With PMK my negatives
usually measure 0.10 - 0.20 density units. Slow films show a lower increase
in Fb+f.

Mike


----- Original Message -----
From: "Todd Flashner" <tflash@...>
To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
Sent: Sunday, April 07, 2002 4:38 PM
Subject: Re: [Digital BW] Re: Scanning for print size - Pyro


> on 4/7/02 4:19 PM, Martin Wesley wrote:
>
> > The staining occurs in direct proportion to the silver development. You
can
> > actually take a pyro developed neg, bleach all the silver out of it and
> > print from image recorded by the grainless staining process. Practically
> > this does not appear to improve print quality so it isn't done.
>
> So the dense areas get more stain than the thin areas, increasing
contrast?
>
> > So I guess the granularity, i.e. noise, goes to zero and the dynamic
range
> > is infinite. <G>
>
> LOL
>
> Todd