NBN EN ISO 18369-4 : 2006
Current
The latest, up-to-date edition.
OPHTHALMIC OPTICS - CONTACT LENSES - PART 4: PHYSICOCHEMICAL PROPERTIES OF CONTACT LENS MATERIALS
12-01-2013
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Physicochemical properties of contact lenses
4.1 Repeatability, test methods and units of measure
4.2 Extractables
4.3 Rigid lens flexural deformation and rupture
4.4 Oxygen permeability
4.5 Refractive index
4.6 Water content
5 Test report
Bibliography
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