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lumen (Lumen)

SI luminous flux measure. Symbol: lm. It is the amount streaming outward through one solid angle of 1 Steradian from a uniform point source having an intensity of one Candela. Lumen = cd*sr = cd * 1.

Ontology

SUMO / UNITS-OF-MEASURE

Class(es)

systeme internationale Masseinheit

is instance of

lumen

Superclass(es)

[tree]

is subclass of

abstrakter Gegenstand

is subclass of

is subclass of

körperliche Quantität
is subclass of

is subclass of

[tree]

is subclass of

abstrakter Gegenstand

is subclass of

Relation

is subclass of

einwertige Relation

is subclass of

Funktion

is subclass of

is subclass of

Funktionsquantität

is subclass of

lumen

Coordinate term(s)

ampere becquerel british thermal unit calorie candela celsius degree coulomb electron volt farad gram gray henry hertz joule kelvin degree lux meter mole newton ohm pascal pound force radian second duration siemens sievert steradian tesla einstellige konstante Funktionsquantität volt watt weber

Related WordNet synsets

lumen, lm: 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