From: Ryuji Suzuki (rs@silvergrain.org)
Date: 07/25/03-12:41:09 AM Z
From: martinm <martinm@SoftHome.net>
Subject: Re: Bromo-iodide Silver Gelatin Emulsion as an Alternative process
Date: Fri, 25 Jul 2003 08:07:52 +0200
> Orthochrome T is 1,1'-diethyl-6.6'-dimethylisocyanine.
Nice job!
> A more advanced solution would be choosing pinacyanol chloride (red) and
> 1,1 -diethyl -2,2 cyanine iodide (green). Have a look at
> http://cabd0.tripod.com/holograms/id3.html
> Since those two dyes cannot be used at the same time, this would imply the
> making of two different silver halide solutions, one for each dye.Prior to
> coating they would be mixed together...
I can't look it up now, but I remember Baker's book described a that
dye (along with Orthochrome T) with suggested doses in terms of a per
cent fraction of AgBr (was it something like 0.05%?). (definitely not
meant to be a recipe.)
-- Ryuji Suzuki "Reality has always had too many heads." (Bob Dylan, Cold Irons Bound, 1997)
This archive was generated by hypermail 2.1.5 : 08/07/03-03:34:50 PM Z CST