
Ophthalmic optics. Spectacle frames. Screw threads.
NORMA vydána dne 31.10.2016
Designation standards: BS EN ISO 11381:2016
Publication date standards: 31.10.2016
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: British technical standard
Kategorie: Technické normy BS
ISBN: 978 0 580 93615 9 Status: Confirmed