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NBN EN ISO 7921:2024
Ophthalmic optics and instruments - Near reading charts (ISO 7921:2024)
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Summary
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.
The definitions and requirements of this document apply to the Latin alphabet.
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 02/21/2024 |
| Cancellation Date | 08/31/2024 |
| Page Count | 21 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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21/02/2024
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