20.60 Sep 9, 2025
ISO
ISO/TC 206
International Standard
This document specifies the requirements for the laminated-type reference mirrors consisting of an Ag or Al metal thin film layer used for relative measurements of regular spectral reflectance of fine ceramic coatings day-to-day in laboratory room or quality assurance rooms.
IN_DEVELOPMENT
ISO/WD 8842
20.60
Close of comment period
Sep 9, 2025