Ophthalmic optics - Mounted spectacle lenses
STANDARD published on 1.10.2018
Designation standards: ČSN EN ISO 21987
Classification mark: 195113
Catalog number: 505328
Publication date standards: 1.10.2018
The number of pages: 36
Approximate weight : 108 g (0.24 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
This document specifies requirements and test methods for mounted spectacle lenses relative to the prescription order