Optika oftalmike - Lente kontakti - Pjesa 4: Vetitë fiziko-kimike të materialeve të lenteve të kontaktit (ISO 18369-4:2017, versioni i korrigjuar 2017-10-01)
Ophthalmic optics - Contact lenses - Part 4: Physicochemical properties of contact lens materials (ISO 18369-4:2017, Corrected version 2017-10-01)
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.
Life cycle
NOW
PUBLISHED SSH EN ISO 18369-4:2017 60.60
Standard published 26 jan 2018