NF EN ISO 8596

May 1996

Standard Cancelled

Ophthalmic optics. Visual acuity testing. Standard optotype and its presentation.

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Main informations

Collections

National standards and national normative documents

Publication date

May 1996

Number of pages

9 p.

Reference

NF EN ISO 8596

ICS Codes

11.040.70 Ophthalmic equipment

Classification index

S12-112

Print number

1 - 01/05/1996

International kinship

ISO 8596:1994

European kinship

EN ISO 8596:1996

Standard replaced by (1)

NF EN ISO 8596

October 2009

Standard Cancelled

Ophthalmic optics - Visual acuity testing - Standard optotype and its presentation

<p>ISO 8596:2009 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 licensing.</p> <p>It is neither intended as a standard for clinical measurements nor for the certification of blindness or partial sight.</p>

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