Označení normy: | ČSN EN ISO 3668 |
Třídící znak: | 670530 |
Počet stran: | 20 |
Vydáno: | 01.10.2020 |
Harmonizace: | Norma není harmonizována |
Katalogové číslo: | 511113 |
Popis
ČSN EN ISO 3668
This document specifies a method for the visual comparison of the colour of films of paints or related products against a standard (either a reference standard or a freshly prepared standard) using artificial light sources in a standard booth. It is not applicable to coatings containing special-effect pigments, e.g. metallic, without previous agreement on all details of illuminating and viewing conditions