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.
Status: PublishedPublication date: 2017-08
Corrected version (en): 2017-11
Corrected version (fr): 2017-11
Edition: 2Number of pages: 36
Technical Committee: ISO/TC 172/SC 7 Ophthalmic optics and instruments
- ICS :
- 11.040.70 Ophthalmic equipment
This standard contributes to the following Sustainable Development Goals:
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