99.60 Withdrawal effective Jan 24, 2018
CEN
CEN/TC 170 Ophthalmic optics
European Norm
11.040.70 Ophthalmic equipment
ISO 8596:2009 specifies a range of Landolt ring optotypes and describes a method for measuring distance visual acuity under daylight conditions for the purposes of certification or licensing.
It is neither intended as a standard for clinical measurements nor for the certification of blindness or partial sight.
WITHDRAWN
EN ISO 8596:1996
WITHDRAWN
EN ISO 8596:2009
99.60
Withdrawal effective
Jan 24, 2018
PUBLISHED
EN ISO 8596:2018