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Homepage>BS EN ISO 8596:2018+A1:2020 Ophthalmic optics. Visual acuity testing. Standard and clinical optotypes and their presentation

BS EN ISO 8596:2018+A1:2020

Ophthalmic optics. Visual acuity testing. Standard and clinical optotypes and their presentation

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Označení normy:	BS EN ISO 8596:2018+A1:2020
Počet stran:	20
Vydáno:	2020-02-04
ISBN:	978 0 539 01156 2
Status:	Standard

DESCRIPTION

BS EN ISO 8596:2018+A1:2020

This standard BS EN ISO 8596:2018+A1:2020 Ophthalmic optics. Visual acuity testing. Standard and clinical optotypes and their presentation is classified in these ICS categories:

11.040.70 Ophthalmic equipment

This document 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.

This document 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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