So a few years back when Cree released their new cbx 3590 chip it was top dog when cupped with a 90 degree lens like the optic 1 xl...... how would u rate hlg 550 to a cob light of equal wattage like an optic 4+?
So a few years back when Cree released their new cbx 3590 chip it was top dog when cupped with a 90 degree lens like the optic 1 xl...... how would u rate hlg 550 to a cob light of equal wattage like an optic 4+?