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ISO/TR 21958:2019

Current Revision

Ophthalmic optics - Review of the test methods used to assess scratch and abrasion resistance of spectacle lenses

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This document describes the most commonly used test methods considered in standardization work relating to scratch and abrasion resistance of plastic spectacle lenses along with their technical capacities and limitations. It includes the ISO test method for assessment of claims for basic abrasion resistance in ISO 8980-5.

This document is intended to be of benefit to any future interest in ISO standardization on scratch and abrasion resistance of spectacle lenses.


SDO ISO: International Organization for Standardization
Document Number ISO/TR 21958
Publication Date Not Available
Language en - English
Page Count
Revision Level
Supercedes
Committee ISO/TC 172/SC 7
Publish Date Document Id Type View
Not Available ISO/TR 21958:2019 Revision