Steve Shapiro (sgshiya@redshift.com)
Wed, 10 Mar 1999 07:59:39 -0800
Subject: Re: UV exposure meter? (fwd)
>
>On Tue, 9 Mar 1999, Cor Breukel wrote:
>
>> It looks form the first graph that the spectral sensitivety of their
meter
>> is around 300-320nm, the graph shows a 1000 times less sensitivity around
>> 330-340nm, wavelengths more interesting to us.
>
>
>Actually, I am told (& KOL says) that main sensitivity of dichromates is
>at 360-365 nm, and other sources give platinum/palladium at 413 nm.
>
>But Lehman says he's thinking of contacting mfr. anyway, in case it could
>be a matter of just changing the glass, or like that...
>
>Judy
>
>
So, I assume you're trying to find a way to calibrate your light boxes; and
it occurred to me you could take your readings outside, calculate an
exposure time based on the sun and variations on site and sit and sip a
coctail ... with a UV meter, that is.
SS
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