Abstract / 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.
ISO/PWI 18369-4Deleted (project abandoned)
Ophthalmic optics — Contact lenses — Part 4: Physicochemical properties of contact lens materials
Optique ophtalmique — Lentilles de contact — Partie 4: Propriétés physicochimiques des matériaux des lentilles de contact