Archived posting to the Leica Users Group, 2000/07/25

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Subject: Re: [Leica] Exposing Tri-X at 320
From: Bill Satterfield <cwsat@cyberhighway.net>
Date: Tue, 25 Jul 2000 09:09:48 -0500
References: <310B62141943D111845E00600808E14E010125AF@EXCHANGE> <397D9B52.8C0B85DD@cyberhighway.net>

CORRECTION...... THAT IS 1:31 ratio on the HC 110!!!!!!

Bill Satterfield wrote:

> I shoot it at 200, develop it for 4:30 seconds in HC 110 1:3 @68 degrees. This
> over exposes, under develops, thus increasing the contrast. This was learned at
> a zone system workshop taught by a local, world renowned fine art photographer,
> Marion Brown. It works in all formats but the time is different for medium and
> large formats.
>
> BOB KRAMER wrote:
>
> > I suppose the latitude at 1/3 stop overexposure would not effect your prints
> > *too* much, but it would also depend on the lighting conditions and your
> > exposure decisions when the film was exposed.  Were you metering in the
> > shadows with a lot of sunny areas in the image?  Were you metering for the
> > bright higher values?  Were you using an incident meter, or the on board M6
> > reflectance meter?  Was the contrast in the scene high or low?  Those kinds
> > of issues could have a far larger effect on the quality of your negatives.
> >
> > Also, any idea what developer the lab is going to use?  Around here, one is
> > hard pressed to find anyone running B&W (any B&W) in anything but tmax
> > developer, which from my experience is the kiss of death for tri-x.  D-76 is
> > much better, and Xtol is marvelous (I like the 1:1 dilution).
> >
> > C'mon Dan!  You blew a small fortune on Leica gear, go out and buy a
> > changing bag, stainless steel tank, a few bottles for chemicals, and a
> > couple of the Hewes reels.  Take control of the process ASAP.  You won't
> > regret it!
> >
> > Bob Kramer
> >
> > P.S.  I almost forgot.  Go get The Film Developing Cookbook, by Anchell &
> > Troop.  All sorts of good info in that book.
> >
> > P.S.S.  I also noticed that I didn't answer your question.  Yes, if
> > possible, change the development time.  This will help make sure you don't
> > blow out your highlights.  You may have to experiment a little to nail down
> > the right time.
> >
> > > -----Original Message-----
> > > From: Dan Honemann [SMTP:ddh@home.com]
> > > Sent: Tuesday, July 25, 2000 8:05 AM
> > > To:   leica-users@mejac.palo-alto.ca.us
> > > Subject:      [Leica] Exposing Tri-X at 320
> > >
> > > If you intentionally overexpose by a third of a stop by rating Tri-X at
> > > 320,
> > > do you then under develop by the proportionate amount?  Or do you develop
> > > as
> > > normal and let the latitude of the film compensate for the overexposure
> > > (hoping to bring out more details in shadows)?
> > >
> > > I ask because I've never tried this before, and having shot a few rolls
> > > this
> > > way, am about to take them to the lab to be processed and wonder if I
> > > should
> > > say anything.
> > >
> > > Thanks,
> > > Dan
> > >
> > > P.S. All six rolls were shot with a Leica M6 (vain attempt to keep this
> > > OT).

Replies: Reply from Mark Rabiner <mark@rabiner.cncoffice.com> (Re: [Leica] Exposing Tri-X at 320)
In reply to: Message from BOB KRAMER <BobKramer@COOPERCARRY.com> (RE: [Leica] Exposing Tri-X at 320)
Message from Bill Satterfield <cwsat@cyberhighway.net> (Re: [Leica] Exposing Tri-X at 320)