ISO 8596
Ophthalmic optics - Visual acuity testing - Standard and clinical optotypes and their presentation
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| Organization: | ISO |
| Publication Date: | 1 November 2017 |
| Status: | active |
| Page Count: | 16 |
| ICS Code (Ophthalmic equipment): | 11.040.70 |
scope:
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.
Document History
November 1, 2019
Ophthalmic optics — Visual acuity testing — Standard and clinical optotypes and their presentation AMENDMENT 1
A description is not available for this item.
ISO 8596
November 1, 2017
Ophthalmic optics - Visual acuity testing - Standard and clinical optotypes and their presentation
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...
July 1, 2009
Ophthalmic optics — Visual acuity testing — Standard optotype and its presentation
This International Standard 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...
January 1, 1994
Ophthalmic Optics - Visual Acuity Testing - Standard Optotype and Its Presentation First Edition; (CEN EN ISO 8596: 1996)
A description is not available for this item.