Ophthalmic optics - Visual acuity testing - Standard optotype and its presentation.
NORMA vydaná dňa 1.3.2009
Designation standards: E DIN EN ISO 8596:2009-03
Note: NEPLATNÁ
Publication date standards: 1.3.2009
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: German technical standard
Kategória: Technické normy DIN
Augenoptik - Sehschärfeprüfung - Das Normsehzeichen und seine Darbietung.