- A unit of measure for the brightness of reflective surfaces (1 lumen/sq. cm.).
- A COS unit of luminance. It is equal to approximately 3183.099 candelas per square meter, or 1/π candela per square centimeter, or approximately 929.03 footlam-berts. Its symbol is L, La, or Lb.
Information & Library Science
- abbreviation in Internet addresses, the top-level domain for Lebanon