Re: Tmax 100 and UV Blocking

From: jack reisland ^lt;>
Date: 03/05/04-02:41:36 PM Z
Message-id: <>

By what method is it possible to measure UV blocking of the Tmax 100,
or, for that matter, different inkjet inks on OHP?

Jack Reisland

Sandy King wrote:

> I just spoke to Dick Arentz about the question of UV blocking in Tmax
> 100 film. After being alerted to the potential problem of this film,
> first discussed on this list, he tested Tmax 100 with Pt/Pd and
> confirms that the effective UV blockage is approximately three full
> stops.
> So unless you lust after very long exposures you might want to
> eliminate this film from your sack of tricks for Pt/Pd printing, and
> most likely for all other alternative processes based on exposure
> with UV radiation.
> Just for the record, I have not measured any UV blocking of this
> magnitude in Tmax 400, or for that matter in any other films by Kodak
> or Ilford.
> Sandy King
Received on Fri Mar 5 14:42:05 2004

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