Ophthalmic optics - Reference method for the testing of spectacle frames and sunglasses for nickel release
NORMA vydaná dňa 4.5.2016
Designation standards: UNE-EN 16128:2016
Publication date standards: 4.5.2016
The number of pages: 38
Approximate weight : 114 g (0.25 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE