20x CBX-1304 with roughly the same lumen out as one single CXB-3070 COB, and would cost double what a CXB-3070 COB would cost, why would I even consider buy led bulbs from Walmart? (:
The quistion is, would, using Bridgelux now as a exsample:
10x Vero10 = 12140 lm = $0.0032/lm
5x Vero13 =...