luxeon

hello everybody! hope everybody is doing fine? i saw the spec the mid-power led, the luxeon 3535l HE plus ( square LES).... So the Square version, not the round who juste came out; should be the top bin of this model, with lot of different cri and their spec are awesome: i let you the spec link...

http://www.lumileds.com/uploads/600/DS162-pdf Hello. What do you think about these COBs? Efficiency seems good and they cost 1/3 of vero29 and less than 1/4 of cxb3590. I don't know the spectral data of the light and do not know how they work in grow practice, They are produced by Philips ...