Re: Cyanotype tests with two different metal halide lamps

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From: Sandy King (sanking@CLEMSON.EDU)
Date: 11/12/01-08:47:36 AM Z


Ed,

What did you mean when you wrote that the 1261 spectrum is not to
scale? My first reaction in looking at the spectral distribution
charts of the 1261 and 1252 was that the 1261 would be a better
choice for those processes that appear to be most responsive to
radiation at 375nm and below.

Sandy

>Darryl:
> According to Olec, the 1252 is a simple combination of additives from
>the 1251 and 1261 bulbs. The 1261 spectrum is not to scale. That is to
>say, if you wish to see how the strength of the frequencies compare, look
>at the 1252. Cheers, Ed

-- 


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