Archived posting to the Leica Users Group, 2000/02/29

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Subject: Re: [Leica] Presoak
From: Mark Rabiner <mark@rabiner.cncoffice.com>
Date: Tue, 29 Feb 2000 17:02:08 -0800

Johnny Deadman wrote:
> 
> on 29/2/00 7:50 pm, Mark Rabiner at mark@rabiner.cncoffice.com wrote:
> 
> >
> > Kodak also recommends against presoak for at least a decade. I'm sure Fuji
> > does
> > too! (I'm going to check on that) I've tried not presoaking, it does not work
> > for me. Killer Air-Bells from Hell when you least want or need them!!!
> 
> I'm with the presoak as airbells are horrible, but do you extend the dev
> time? The less rapid uptake of dev into emulsion is supposed to suppress
> contrast (= need to extend dev time for equivalent gamma).
> --
> Johnny Deadman
> 
> photos:      http://www.pinkheadedbug.com
> music:       http://www.jukebox.demon.co.uk

I would think presoaking might add a minute or two to your developing time and
LOWER contrast/compensation but I don't know. But that's my guess.
Mark Rabiner