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Homepage>ISO Standards>ISO 7921:2024-Ophthalmic optics and instruments — Near reading charts
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download between 0-24 hoursReleased: 2024
ISO 7921:2024-Ophthalmic optics and instruments — Near reading charts

ISO 7921:2024

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

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Standard´s number:ISO 7921:2024
Pages:8
Edition:1
Released:2024
DESCRIPTION

ISO 7921:2024


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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