I.S. EN ISO 18526-1:2020
Current
The latest, up-to-date edition.
Eye and face protection - Test methods - Part 1: Geometrical optical properties (ISO 18526-1:2020)
Hardcopy , PDF
English
06-04-2020
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Preparatory information
5 General test requirements
6 Geometrical optical test methods
covering both eyes
7 Uncertainty of measurement
Annex A (normative) Application of uncertainty of measurement
Annex B (informative) Method of variable distance for the calibration of telescope (see 6.1.3)
Bibliography
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