Ophthalmic optics - Uncut finished spectacle lenses - Part 2: Specifications for power-variation lenses
NORM herausgegeben am 1.10.2018
Designation standards: ČSN EN ISO 8980-2
Classification mark: 195105
Catalog number: 505330
Publication date standards: 1.10.2018
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN
This document specifies requirements and verification methods for the optical and geometrical properties for uncut finished power-variation lenses