Archived posting to the Leica Users Group, 1999/08/13

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Subject: Re: [Leica] Another Leica vs medium format debate
From: DonjR43198@aol.com
Date: Fri, 13 Aug 1999 17:38:26 EDT

In a message dated 08/13/1999 3:12:12 PM Central Daylight Time, 
achurak@cusa.canon.com writes:

<<   In the old days Kodak used to market Panatomic X B&W film,
         ASA 32. I have used it in 35mm  cameras and developed it
         with Microdol X developer.
         I found out that it was the best combination for my style of
         photography, now I use Ilford Pan F plus ISO 50 film.
 
        Opions are mine and not of my employer.
 
        Andrew Churak
  >>
Pan-X was my favorite for 20 years and then it was discontinued and I started 
playing with the copy films such as Kodak HC and the H&W beauties.  T.E.C. 
was my developer of choice and it is still available.

Now, I am using a lot of Tech Pan in T.E.C. at this time for the Leica and 
Hasselblad.  At this moment I am checking out EFKe KB-25 which is similar to 
the old Adox KB-14.  Use the same T.E.C. developer as well as one I mix which 
is just a Willi Beutler derivative.

Tech Pan may be exposed at an E. I. of 25 right on up to 80 depending upon 
what you wish to achieve.

I have found that for my purposes using a point-light-source double condenser 
enlarger, a negative with a contrast index of .5 to .55 is best.  This is a 
very low contrast that requires less development and less light scatter in 
the emulsion which is already very thin.

Should you have any interest in Tech Pan, I will be happy to share my data.