Re: UV Sources
Judy Seigel (jseigel@panix.com)
Thu, 30 Nov 1995 03:40:13 -0500 (EST)
On Wed, 29 Nov 1995 awef6t@itchy.mi.net wrote:
> >"Regular" cool white fluorescents took 50 minutes to make a paler tone
> >than so-called "black light" fluorescents made in 10 minutes -- in the SAME
> >fixture.
>
> There is something very important missing in this discussion. Certain
> light/UV sources very tremendously in their effectiveness depending on
> whether one uses a platinum coating (as in 100% platinum) or palladium
> In common parlance nowadays, *most* people refer to "platinum" while in
> fact they are using mostly if not 100% palladium. Some people mean platinum
> when they say platinum however.
My point was that I considered a print (of any kind) HIGHLY dubious with
"regular" cool white fluorescents....unless you're timing in millenia.....
Judy