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Full Description

DRAFT * SAME AS ISO FDIS 18526-1

This document specifies the reference test methods for determining the spherical, cylindrical, prismatic refractive properties of afocal unmounted lenses and the spherical, cylindrical and prism imbalance for afocal mounted lenses of protectors. This document does not apply to any eye and face protection requirement standards which refer to other test method standards. Other test methods may be used if shown to be equivalent.

 

Document History

  1. DANSK DSF/FPREN ISO 18526-1

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    Eye and face protection – Test methods – Part 1: Geometrical optical properties (ISO/FDIS 18526-1:2019)

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  2. DANSK DSF/PREN ISO 18526-1


    Eye and face protection – Test methods – Part 1: Geometrical optical properties (ISO/DIS 18526-1:2018)

    • Historical Version