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Homepage>BS EN ISO 18369-4:2017 Ophthalmic optics. Contact lenses Physicochemical properties of contact lens materials
sklademVydáno: 2018-04-30
BS EN ISO 18369-4:2017 Ophthalmic optics. Contact lenses Physicochemical properties of contact lens materials

BS EN ISO 18369-4:2017

Ophthalmic optics. Contact lenses Physicochemical properties of contact lens materials

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Označení normy:BS EN ISO 18369-4:2017
Počet stran:46
Vydáno:2018-04-30
ISBN:978 0 539 00790 9
Status:Corrigendum
DESCRIPTION

BS EN ISO 18369-4:2017


This standard BS EN ISO 18369-4:2017 Ophthalmic optics. Contact lenses is classified in these ICS categories:
  • 11.040.70 Ophthalmic equipment

This document specifies the methods of testing the physicochemical properties of contact lens materials. These are extraction, rigid lens flexure and breakage, oxygen permeability, refractive index and water content.


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