What does LUMEN stand for?
What does LUMEN mean? This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: LUMEN.
What does LUMEN mean?
- lumen, lm(noun)
- a unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions