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[OM] Re: film development tank

Subject: [OM] Re: film development tank
From: "Earl Dunbar" <edunbar@xxxxxxxxxxxxxxxx>
Date: Tue, 13 Jan 2004 23:25:06 -0500

It is always good to not require the use of steel balls when teenagers are 
involved.

Earl
*********** REPLY SEPARATOR  ***********

On 1/13/2004 at 12:23 PM andrew fildes wrote:

>Spent years teaching High School kids to use Patersons (not my 
>choice) - eventually found the trick. They suggest cutting the 
>corners off the lead - I leave the tongue out and actually round off 
>the end and cut a very thin 1mm taper on the tip for about 2-3mm (not 
>too much or it will jump the rails). I found that having done that I 
>could feed a 24exp film in just by pushing it so long as the reel is 
>perfectly dry, without the need for the steel balls. I became a 
>Paterson convert.
>Having spent many frustrating sessions watching students hack bags 
>from the inside with scissors, jam and bend film, attempt to use 
>reels left damp from a previous class and expect me to retrieve the 
>disaster without damage, this came as a revelation. (You want to try 
>and control a class with your hands locked in a dark bag - especially 
>when you are an 'eyes-closed' loader?)
>I trained them to leave the tongue out when rewinding, trim it 
>properly and lock the tongue into the reel before getting into the 
>bag, leaving the cassette hanging on the reel. They can then feed 
>directly from the cassette in the darkbag (never had a scratching 
>problem).
>AndrewF
>
>
>
>
>>Paterson reels came in two flavours (and maybe still do).  The reels
>>delivered with the tanks were "autoload" with a couple of ball-bearings at
>>the start of each spiral, allowing the film to be loaded from the outside
>of
>>the spiral, and ratcheted in with a to-and-for motion of each face of the
>>spiral. The alternative centre load spirals load in the same way as a
>>stainless steel spiral - clip the end of the film to the cnetral core,
>then
>>bow the film across its wideth as you wind the spiral.  As Earl says, the
>>ratchet style is an acquired taste.  And it is no use if you are reloading
>>wet reversal film after giving it the post-first-development re-exposure,
>>because the water stops the ball-bearings doing their job. (OK, so E-6
>uses
>>chemical 're-exposure', but I am talking of the old days here!).
>>
>>I recommend the alternative Paterson non-autoload style.  Or stainless
>>steel.
>>
>>Piers
>>
>
>
>
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