IEVref:845-29-045ID:
Language:enStatus: Standard
Term: zonal flux, <of a light source, for a zone>
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Definition: difference of the cumulative fluxes for the solid angles subtended by the upper and lower boundaries of the zone

Note 1 to entry: The zonal flux is expressed in lumen (lm).

Note 2 to entry: This entry was numbered 845-09-32 in IEC 60050-845:1987.


Publication date:2020-12
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