Encyclopedia > Lumen

  Article Content

Lumen

The lumen, abbreviation lm, is the SI derived unit of luminous flux. It is the amount of light that falls on a unit area at unit distance from a source of one candela.


Lumen is also the name of Asteroid 141.



All Wikipedia text is available under the terms of the GNU Free Documentation License

 
  Search Encyclopedia

Search over one million articles, find something about almost anything!
 
 
  
  Featured Article
Brazil

... seats, whose members are elected by proportional representation to serve four-year terms. There is some talk among monarchists in Brazil of restoring the monarchy as a ...

 
 
 
This page was created in 21.4 ms