SR EN ISO 8596:2018

Ophthalmic optics - Visual acuity testing -- Standard and clinical optotypes and their presentation (ISO 8596:2017)

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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General information

Status : Valid
Approval date : 6/29/2018
Number of pages : 20
ICS : 11.040.70 Ophthalmic equipment
Technical Committee : 230 - Optics and optical instruments

Relations with other standards:

Replaces SR EN ISO 8596:2009
Amended by SR EN ISO 8596:2018/A1:2020