This standard specifies the process to be applied for measuring different colour densities of cable
identification markings. It is designed to define a reproducible process of contrast value determination.
CEN EN 3745-705-2007_ Referenced Document
CIE 15 OCULAR LIGHTING EFFECTS ON HUMAN PHYSIOLOGY AND BEHAVIOUR (Including Erratum 1: 01/21/2009)
ISO 7724-1 Paints and varnishes; Colorimetry; Part 1 : Principles