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abstraction > mathematical concept > unit > SI unit > derived SI unit > named derived SI unit > lumen
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lumen
(lm)
subjectfact 
lumenhas symbol lm2001-09-27 09:32:56.0
has unit cd·sr2001-09-27 09:32:56.0
has base unit m2·m-2·cd = cd2001-09-27 09:32:56.0
represents luminous flux2001-09-27 09:32:56.0
is an instance of named derived SI unit2001-09-27 09:32:56.0
SI unitis an acronym for Syteme Internationale2001-09-27 09:32:55.0
unithas historical origin2001-09-27 09:32:42.0