Measuring non-2856 K lights with Meterman LM631

winny

Flashlight Enthusiast
Joined
Apr 14, 2005
Messages
1,067
Location
Gothenburg, Sweden
I've been reading SilverFox's light meter test thread and the results are looking ok but I was curious about exactly how well the light meter worked with non-continuos spectrums like the ones from HIDs and LEDs and in particular for incandescents running at higher color temperatures.
I sent Meterman a mail where I asked about this and this was their reply:

"We have no information about the performance of the LM631 outside of its
published specifications."

Way to go Meterman! They have probably sold 10.000+ LM631 and they still don't want to test how good it actually is.

Does anyone (SilverFox perhaps) have access to a high-end photo spectrometer and a LM631 that could test exactly how good it is, or has this already been done by someone? I want to know how well it does with everything from low pressure sodiums to 3.700 K incans.
 
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