Archived posting to the Leica Users Group, 1999/02/16

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Subject: Re: [Leica] B&W, TMAX100
From: Mark Rabiner <mrabiner@concentric.net>
Date: Tue, 16 Feb 1999 13:38:53 -0800

"Anderson, Ferrel" wrote:
> 
> I have been experimenting with TMAX100 and XTOL developer with a view of
> standardizing on this combination and printing with the V35 enlarger.  I am
> conducting a "ring-around-test", and have found that less that Kodak
> recommended development results in significant loss of film speed.
> Developing at the recommended time and for slightly longer than recommended
> times results in a true 100 film speed, and very little film speed change.
> So, if you want the thinnest negatives possible for 35mm work, look out!
> Time and temperature control in this range (i.e., less than recommended
> development) is crucial.  I have not finished my test yet since I found that
> developing up to the recommended time did not result in optimum tonal range.
> I am extending the test to include longer film development times.  Let you
> know the results later.
> 
> I am planning on testing Delta 100 and AGFA 100 films immediately after my
> TMAX100 tests are completed.  The TMAX100 test results will be my control.
> 
> I am currently using Polymax Fine Art and Polymax II RC papers, but want to
> use a graded paper also.  Any recommendations?
> 
> Ferrel Anderson

I have found developing tmax100 in anything to be very tricky as it
perhaps wants more scientific consistency than I am up to at this point
giving it after running my own film for 30 years. Delta I have better
luck with on all accounts and issues.
Mark Rabiner