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EN ISO 7921:2024

Ophthalmic optics and instruments - Near reading charts (ISO 7921:2024) EN ISO 7921:2024

Publication date:   Apr 11, 2024

General information

60.60 Standard published   Feb 21, 2024

CEN

CEN/TC 170 Ophthalmic optics

European Norm

11.040.70   Ophthalmic equipment

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Scope

This document applies to printed, projected, and electronic displays of high-contrast text that are designed for assessment and measurement of near reading acuity under photopic conditions.
The definitions and requirements of this document apply to the Latin alphabet.

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PUBLISHED
EN ISO 7921:2024
60.60 Standard published
Feb 21, 2024