CIE發布最新出版品CIE 231:2019-CIE Classification System of Illuminance and Luminance Meters

The properties of illuminance meters and luminance meters are characterized by a number of selected quality indices defined in ISO/CIE 19476:2014 "Characterization of the Performance of Illuminance Meters and Luminance Meters", previously published as CIE S 023:2013. CIE 231:2019 summarizes existing national and regional classification systems of illuminance meters and luminance meters and recommends a CIE classification system. [more]  

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