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EVS-EN ISO 18369-4:2017

Ophthalmic optics - Contact lenses - Part 4: Physicochemical properties of contact lens materials (ISO 18369-4:2017, Corrected version 2017-10-01)

General information
Valid from 03.10.2017
Base Documents
ISO 18369-4:2017; EN ISO 18369-4:2017
Directives or regulations
None

Standard history

Status
Date
Type
Name
03.10.2017
Main
06.10.2006
Main
ISO 18369-4:2017 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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