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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

March 7, 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.

References

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