Lighting Efficiency by Bulb Type
1 | |
---|---|
1879 Incandescent | 14 |
Today's Incandescent | 17 |
Today's Halogen | 20 |
Today's CFL | 65 |
Today's LED | 70 |
Today's Fluorescent | 100 |
Lumens per Watt
Sources:
need.org
1 | |
---|---|
1879 Incandescent | 14 |
Today's Incandescent | 17 |
Today's Halogen | 20 |
Today's CFL | 65 |
Today's LED | 70 |
Today's Fluorescent | 100 |