From: Judy Seigel (jseigel@panix.com)
Date: 02/11/00-07:38:51 PM Z
On Fri, 11 Feb 2000, William Laven wrote:
>
> ... while the Philips graph indicates such a precipitous drop, I've not
> seen that with my printers (several of my own and several which I use in
> workshops). That is, my exposure times didn't have dramatic increases in
> response to the suggested decrease in lamp output.
It occurs to me to wonder if the UV drops at the same rate as the visible
light... that is, do we know that Philips was measuring the same thing
that the Metrolux -- or your emulsion -- measure?
Judy
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