armlengthbuds
Well-Known Member
Here's a general chart on light production per wattage:
incandescent =17 lumens per watt
Mercury Vapor = 45-50 per lumens per watt
Flourescents (general) = 60-70 lumens per watt
Metal halide = 90-100 lumens per watt
HPS = 107 lumens per watt
incandescent =17 lumens per watt
Mercury Vapor = 45-50 per lumens per watt
Flourescents (general) = 60-70 lumens per watt
Metal halide = 90-100 lumens per watt
HPS = 107 lumens per watt