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ILNAS-EN ISO 18369-4:2017 Edition 09/2017
Ophthalmic optics - Contact lenses - Part 4: Physicochemical properties of contact lens materials (ISO 18369-4:2017, Corrected version 2017-10-01)
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  • 59.3 / copy
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Abstract

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.

Status

Standard - Active

Origin

Technical Committee :
CEN/TC 170 : Ophthalmic optics

Implementation

start of the vote on the project    21/04/2016   date of ratification (dor)    01/07/2017
end of the vote on the project    21/07/2016   date of anouncement (doa)    31/12/2017
start of the vote on the final project    06/04/2017   date of publication (dop)    31/03/2018
end of the vote on the final project    30/05/2017   date of withdrawal (dow)    31/03/2018


Publication Official Journal
of the Grand-Duchy of Luxembourg
01/02/2018
Reference Mémorial A N° 107

Relations

Relations to older standards
ILNAS-EN ISO 18369-4:2006

Relations to international standards
ISO 18369-4:2017 
ISO 18369-4 

International Classification for Standards (ICS codes) :

11.040.70 : Ophthalmic equipment

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