ISO/CIE TS 22012:2019
ISO/CIE TS 22012:2019
Light and lighting - Maintenance factor determination - Way of workingstandard by International Organization for Standardization / CIE, 02/01/2019
standard by International Organization for Standardization / CIE, 02/01/2019
This document specifies a standardized way of working for determining the maintenance factor for both outdoor and indoor lighting installations using the methodology as described in CIE 154:2003 and CIE 097:2005.