The Planted Tank Forum - View Single Post - DIY PAR meter, Yeah you heard me
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Old 11-11-2010, 03:40 PM   #34
No more Bow ties
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Hey, guys, I think I found a better photodiode.
Cost: $3.19

It's basically, the photodiode I have but it has a IR filter in it and the resulting spectrals are:

But the problem is minimum order is 25... that's like $70+.....
hmmmm. Maybe I can look for a IR filter instead or just call up hamamatsu.
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