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e-ILV

The e-ILV provides free access to all the terms and definitions contained in the international standard CIE S 017:2020 ILV: International Lighting Vocabulary, 2nd edition.

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For the complete set of terms and definitions CIE S 017:2020 can be purchased from the CIE Webshop. Members of a CIE National Committee or Associate National Committee have access to a 66,7 % discount on the purchase price of the standard.

17-21-098

uniform point source

isotropic point source

point source which emits uniformly in all directions

Note 1 to entry: This entry was numbered 17-1370 and 17-627 in CIE S 017:2011.

Publication date: 2020-12
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