
Method for measurement of spectacles including a glossary of terms.
NORMA vydaná dňa 30.3.1972
Designation standards: BS 3199:1972
Note: NEPLATNÁ
Publication date standards: 30.3.1972
The number of pages: 25
Approximate weight : 75 g (0.17 lbs)
Country: British technical standard
Kategória: Technické normy BS