Hallo Bob!

>From your reply it seems to me that there is no limit to the number of 
films for batch processing. Do you mean that I can develop as many number of 
films as I wish provided that the two films in my developing tank is 
totally covered by the developer? Well, as far as I think, the developer
will get used up more and more as I go on using the same solution so a 
time will come when the strength of the developer will not be enough to 
carry on the chemical action. Or it may happen like this. I have to allow 
longer time for developement if I am using the same solution for more 
than four rolls. Please correct me, if I am incorrect?

Let me frame the question in a more precise manner. Can I use the same 
devoloper at 1:1 dilution for developing four rolls of black and white 
film in a developing tank which accepts only two rolls at a time? Do you 
suggest some other dilution or no dilution?

Thanks for your comments.

With kind regards,
Ayash.

On Wed, 3 Jul 2002, Bob Rapp wrote:
> 
> As long as the developer covers the film, you will not have any trouble. If
> you are using a rotary processor (JOBO) use more developer. In the past, I
> have developed up to 3 rolls in a 4 roll tank and the result is the same as
> if I had done them one at a time. The important thing, during agitation,
> more uniform results will be obtained if the developer completely uncovers
> the film. Otherwise, the top roll may receive non-uniform development. FWIW.
> 
> Bob
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