International Electrotechnical Commission

EN illuminance
illuminance of an elementary surface
symbol E  
the luminous flux received by an elementary surface divided by the area of this surface

Note1 to entry: In the SI system of units illuminance is expressed in lux (lx) or lumens per square metre (lm/m2).

[SOURCE: IEC60050-723:1997, 723-08-30]

TC/SC:82Terms     Info     Publications
Published in:IEC 62257-9-5, ed. 2.0 (2013-04) Terms     Info
Reference number:3.1

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