The Planted Tank Forum - View Single Post - DIY PAR meter, Yeah you heard me
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post #12 of (permalink) Old 11-08-2010, 04:05 PM Thread Starter
mistergreen
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Join Date: Dec 2006
Location: Cincinnati
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Is there a gel that blocks InfraRed?

Well, hopefully, calibrating the output based on Hoppy's chart might be 'goodnuf'.

I went ahead and contacted Hamamatsu on how to get their photodiode.

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