[pure-silver] Re: Ansco 115 Contrast Boost
- From: "Eric Neilsen Photography" <eric@xxxxxxxxxxxxxxxxxxxxxxxxxx>
- To: <pure-silver@xxxxxxxxxxxxx>
- Date: Tue, 24 Jan 2006 11:55:34 -0600
Eric, I also find that a slightly more dilute developer allows for more
exposure to still be given to the paper; the ying and yang of exposure
development.
Eric Neilsen Photography
4101 Commerce Street, Suite 9
Dallas, TX 75226
214-827-8301
http://ericneilsenphotography.com
> -----Original Message-----
> From: pure-silver-bounce@xxxxxxxxxxxxx [mailto:pure-silver-
> bounce@xxxxxxxxxxxxx] On Behalf Of Eric Nelson
> Sent: Sunday, January 22, 2006 4:52 PM
> To: pure-silver@xxxxxxxxxxxxx
> Subject: [pure-silver] Re: Ansco 115 Contrast Boost
>
> Thanks Ralph!
> I'll check that out and see how well it does w/fog
> being developed for that long. I've seen fog occur in
> prints developed too long in D-72 but perhaps that's
> because of the metol/elon.
>
> I naturally want to maintain the warmth that Ansco 115
> provides so comparisons of time VS w/and w/o sodium
> hydroxide, sodium carbonate, and hydroquinone are in
> order. Thanks to all for the suggestions.
> Eric Nelson
> --- DarkroomMagic <info@xxxxxxxxxxxxxxxx> wrote:
>
> > Eric
> >
> > My tests verify what a few people have responded
> > with. Lengthening the
> > developing time does indeed increase contrast with
> > FB papers. I did the
> > test with Dektol 1+2 and Ilford MG IV FB. The
> > difference from 2 to 6 min of
> > developing was a contrast increase of 0.6 grades. In
> > terms of factorial
> > development, this was a range from 4 to 12x.
> > However, you need to reduce
> > exposure at the same time by about 1/3 stop, because
> > the highlights are also
> > affected by the increase in development.
> >
> >
> >
> >
> >
> > Regards
> >
> >
> >
> > Ralph W. Lambrecht
> >
> > http://www.darkroomagic.com
> >
> >
> >
> >
> >
> >
> >
> > On 2006-01-19 18:44, "Eric Nelson"
> > <emanmb@xxxxxxxxx> wrote:
> >
> > > I was wondering, before getting into a personal
> > > printing session, if there's a way to boost the
> > > contrast of Ansco 115.
> > > I use it 1:4 with Forte VC Warmtone to get the
> > warmth
> > > I like, and typically I need to use a 3.5 filter
> > where
> > > a 1.5-2.5 would be fine with Ilford Multigrade.
> > I'd
> > > like to be using a lower grade filter, if
> > possible.
> > > Is there a way to chemically boost contrast in
> > this
> > > developer?
> > > Eric Nelson
> > >
> > > __________________________________________________
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