00962nam0-22002891i-450-99000801318040332120070209144817.03-900-734-04-6000801318FED01000801318(Aleph)000801318FED0100080131820050225d1987----km-y0itay50------baengATy-------001yyMethods of characterizing illuminance meters and luminance metersperformane, characteristics and specificationsCIE, Commission Internationale de l'ÉclairageViennaCentral Bureau of the CIE1987Publication CIE69International Commission on Illumination151581ITUNINARICAUNIMARCBK99000801318040332100 L28635560DETECDETECMethods of characterizing illuminance meters and luminance meters750375UNINA