CIE Internationale Beleuchtungskommission,
CIE International Commission on Illumination,
CIE Commission Internationale de l'Eclairage,
ISO Internationale Organisation für Normung,
ISO International Organization for Standardization,
ISO Organisation Internationale de Normalisation,
CIE Internationale Beleuchtungskommission,
CIE International Commission on Illumination,
CIE Commission Internationale de l'Eclairage