ISO 7921:2024

Ophthalmic optics and instruments — Near reading charts ISO 7921:2024

General information

Current stage: 60.60 Standard published Feb 9, 2024

Originator: ISO

Owner: ISO/TC 172/SC 7 Ophthalmic optics and instruments

Type: International Standard

ICS: 11.040.70 Ophthalmic equipment

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.

Life cycle

NOW

PUBLISHED
ISO 7921:2024
60.60 Standard published
Feb 9, 2024