ISO 18369-4:2017
Ophthalmic optics — Contact lenses — Part 4: Physicochemical properties of contact lens materials

Standard No.

ISO 18369-4:2017

Release Date

2017

Published By

International Organization for Standardization (ISO)

Latest

ISO 18369-4:2017

Scope

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.

ISO 18369-4:2017 Referenced Document

• ISO 18369-1:2017 Ophthalmic optics — Contact lenses — Part 1: Vocabulary, classification system and recommendations for labelling specifications
• ISO 18369-3:2017 Ophthalmic optics — Contact lenses — Part 3: Measurement methods
• ISO 3696:1987 Water for analytical laboratory use; Specification and test methods

ISO 18369-4:2017 history

• 2017 ISO 18369-4:2017 Ophthalmic optics — Contact lenses — Part 4: Physicochemical properties of contact lens materials
• 2006 ISO 18369-4:2006 Ophthalmic optics - Contact lenses - Part 4: Physicochemical properties of contact lens materials