Light and lighting - Measurement and presentation of photometric data of lamps and luminaires - Part 4: LED lamps, modules and luminaires; German version EN 13032-4:2015+A1:2019
German title
Licht und Beleuchtung - Messung und Darstellung photometrischer Daten von Lampen und Leuchten - Teil 4: LED-Lampen, -Module und -Leuchten; Deutsche Fassung EN 13032-4:2015+A1:2019
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