IEVref:845-29-040ID:
Language:enStatus: Standard
Term: mean spherical luminous intensity, <of a light source>
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Symbol: Iv,s
Is
Definition: average value of the luminous intensity of the light source in all directions, equal to the quotient of its luminous flux and the solid angle 4π sr

Note 1 to entry: The mean spherical luminous intensity is expressed in candela (cd).

Note 2 to entry: This entry was numbered 845-09-27 in IEC 60050-845:1987.


Publication date:2020-12
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