
Ophthalmic optics - Spectacle frames - General requirements and test methods.
STANDARD published on 1.4.1998
Designation standards: DIN EN ISO 12870:1998-04
Note: WITHDRAWN
Publication date standards: 1.4.1998
The number of pages: 15
Approximate weight : 45 g (0.10 lbs)
Country: German technical standard
Category: Technical standards DIN
Augenoptik - Brillenfassungen - Allgemeine Anforderungen und Prüfverfahren.