

lumen




Symbol: | lm |
Category: | Luminous flux |
SI Equivalent: | 1 cd-sr |
Dimension: | JW |
System: | SI |
Notes | |
Lumen is a unit of luminous flux which is equal to the amount of light streaming out through 1 steradian from a point source with a uniform intensity of 1 candela. |






1 lm =