Quote:
Originally Posted by Hotwired
If you really want to waste some money, then invest in LED tubes for fluorescent fixtures. I just did a comparison of 5 brands relative to PAR, and " they're bright in all the wrong places". Almost sounds like a song title. I just did a post on it.
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Hotwired,
Sorry to intrude here but there is something very wrong with the graph that you provided. Warm white LEDs are actually
quite good at matching the PAR action spectrum. For a reference, I am attaching PAR action spectrum from Inada's original research, #14 is tomato.