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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reference location, <for the assessment of light pollution>
reference point, <for the assessment of light pollution>
location (in a designated zone of a certain zone rating) for which the light pollution (the sky glow) is assessed
Note 1 to entry: This entry was numbered 17-1053 and 17-1056 in CIE S 017:2011.