Ophthalmic optics - Mounted spectacle lenses (ISO 21987:2009)
STANDARD published on 1.12.2009
Designation standards: ČSN EN ISO 21987
Classification mark: 195113
Catalog number: 84649
Note: WITHDRAWN
Publication date standards: 1.12.2009
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Czech technical standard
Category: Technical standards ČSN