OS GSO ISO 18369-4:2024
ISO 18369-4:2017
Omani Standard
Current Edition
·
Approved on
14 October 2024
Ophthalmic optics — Contact lenses — Part 4: Physicochemical properties of contact lens materials
OS GSO ISO 18369-4:2024 Files
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OS GSO ISO 18369-4:2024 Scope
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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