
Terms relating to ophthalmic lenses and spectacle frames. Glossary of terms relating to spectacle frames.
NORM herausgegeben am 30.9.1991
Designation standards: BS 3521-2:1991+A1:1996
Publication date standards: 30.9.1991
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: British technical standard
Kategorie: Technische Normen BS
Terms used to describe the shapes, parts of and processes in the production of frames. Status: Confirmed