Ophthalmic optics. Uncut finished spectacle lenses. Transmittance specifications and test methods.
NORM herausgegeben am 15.10.1999
Designation standards: BS EN ISO 8980-3:1999
Note: UNGÜLTIG
Publication date standards: 15.10.1999
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: British technical standard