
Ophthalmic optics. Mounted spectacle lenses.
NORM herausgegeben am 15.9.2017
Designation standards: BS EN ISO 21987:2017
Publication date standards: 15.9.2017
The number of pages: 32
Approximate weight : 96 g (0.21 lbs)
Country: British technical standard
Kategorie: Technische Normen BS
ISBN: 978 0 580 89525 8 Status: Revision Underway