the function of -70 for X-ray film

Bart Janssen bjanssen at bio.tamu.edu
Wed Nov 8 09:52:47 EST 1995


In article <47pb57$18cf at saba.info.ucla.edu>, Stephen Lessnick
<stevel at ucla.edu> wrote:


> 2)  You don't really need to thaw the gel after a -70 degree exposure.  
> Just take the frozen cassette into the darkroom, and pull the film off 
> while frozen.  Provided the X-omat is properly warmed up, the autorad 
> will come out just fine.  I know, because I usually had to develop my 
> films immediately before our a.m. lab meetings...

The only problem with opening cassettes while still frozen is that you end
up breaking the spine of the cassette!  If your lab is so rich that it can
afford new cassettes just so you can sleep in 15 minutes more then thats
OK :).

cheers
Bart



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