UNI EN ISO 8596:2018
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Ophthalmic optics - Visual acuity testing - Standard and clinical optotypes and their presentation
30-05-2022
13-07-2018
ISO 8596:2017 specifies a range of Landolt ring optotypes and describes a method for measuring distance visual acuity under photopic conditions for the purposes of certification or licensing.
ISO 8596:2017 is neither intended as a standard for clinical measurements nor for the certification of blindness or partial sight.Other optotypes used for clinical investigations are described in Annex A for information.
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