Re: Re: Big Film Processing

[jamiehy <jamiehy@xxxxxxxxxxxxxxxxxxxx>]

>For those who are interested in building their own tanks for processing, I
>found that the gray colored pipe that is used in the electrical trades is
>opaque. Years ago I would process 10 inch  by seven foot Cirkut film on
>location. When I flew to a new town my first stop was to an electrical
>supply house.
>
>I would process with the tube on it's side. The film loaded with the
>emulation to the inside. I used I gallon of each chemical and would roll the
>tube from side to side on the floor for twice the recommended amount of
>time. I would warm the tube with a "hot bath" of water that was about 5
>degrees warmer that the processing temp. The prewetting also prevented
>streaking that would show on the negative.
>
>Now I travel with a Paterson tank. With it I can do any width film up to ten
>inch by six feet long. Yes, Cirkut often comes seven feet long. I simply
>keep my exposure to the first six feet of the roll.
>
>The beauty of using the Paterson tank is that I can load it in a changing
>bag, and process it in full light. I sometimes shoot group photos on
>location on 10 inch by 6 foot film and run into the "men's room" to process
>and print. The Paterson takes 1/2 gallon of each chemical in order to
>process the 10 inch or smaller Cirkut film.
>
>
>Robert Erickson, bob@xxxxxxxxxxxxx
 Bob's idea is a good one and I plan on trying it with othe emulsions at
some point. I tried it with the 8" verichrome b&w film and couldn't get it
on the reel even with a test roll in the light. I think some film bases are
too thin to work well. Maybe I just needed to work at it- Jamie