
Ophthalmic optics. Visual acuity testing. Standard optotype and its presentation
NORM herausgegeben am 1.8.1999
Designation standards: STN EN ISO 8596
Classification mark: 195010
Catalog number: 20582
Note: UNGÜLTIG
Publication date standards: 1.8.1999
Approximate weight : 21 g (0.05 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN