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DIN EN ISO 18369-4:2018-04

DIN EN ISO 18369-4:2018-04

Ophthalmic optics - Contact lenses - Part 4: Physicochemical properties of contact lens materials (ISO 18369-4:2017, Corrected version 2017-10-01); German version EN ISO 18369-4:2017



This standard specifies the methods of testing the physicochemical properties of contact lens materials. These are extractable substances, rigid flexure and breakage, oxygen permeability, refractive index and water content.

Additional Info

Author DIN
Editor DIN
Document type Standard
Format File
ICS 11.040.70 : Ophthalmic equipment
Number of pages 49
Replace DIN EN ISO 18369-4 (2006-11)
Cross references EN ISO 18369-4 (2017-09), IDT
Year 2018
Document history DIN EN ISO 18369-4 (2018-04)
Country Germany
Keyword DIN EN ISO 18369;EN ISO 18369;EN ISO 18369-4;18369

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