This International Standard specifies reference test methods for determining the characteristics of sunglasses covered in ISO 12312 (all parts). It can be used for all sunglasses and similar eye protection. Other test methods may be used if their equivalence has been proven.
EN ISO 12311:2013 Referenced Document
ISO 1042:1998 Laboratory glassware - One-mark volumetric flasks
ISO 11664-1:2007 Colorimetry - Part 1: CIE standard colorimetric observers