EN ISO 18369-4:2017

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.

Augenoptik - Kontaktlinsen - Teil 4: Physikalisch-chemische Eigenschaften von Kontaktlinsenmaterialien (ISO 18369-4:2017, korrigierte Fassung 2017-10-01)

Optique ophtalmique - Lentilles de contact - Partie 4: Propriétés physicochimiques des matériaux des lentilles de contact (ISO 18369-4:2017, Version corrigée 2017-10-01)

ISO 18369-4:2017 vise à spécifier les méthodes d'essai des propriétés physicochimiques des matériaux des lentilles de contact. Il s'agit en l'occurrence de spécifier l'extraction, la flexion et la rupture des lentilles de contact rigides, la perméabilité à l'oxygène, l'indice de réfraction et la teneur en eau.

Očesna optika - Kontaktne leče - 4. del: Fizikalnokemijske lastnosti materialov za kontaktne leče (ISO 18369-4:2017)

Ta dokument določa metode za preskušanje fizikalno-kemijskih lastnosti materialov za kontaktne leče. Te lastnosti so ekstrakcija, upogibanje in lomljivost trde leče, prepustnost kisika, lomni količnik in vsebnost vode.

General Information

• Status: Published
• Publication Date: 19-Sep-2017
• Withdrawal Date: 30-Mar-2018
• ICS: 11.040.70 - Ophthalmic equipment
• Technical Committee: CEN/TC 170 - Ophthalmic optics
• Drafting Committee: CEN/TC 170 - Ophthalmic optics
• Current Stage: 6060 - Definitive text made available (DAV) - Publishing
• Start Date: 20-Sep-2017
• Completion Date: 20-Sep-2017
• Ref Project: SIST EN ISO 18369-4:2017 - Ophthalmic optics - Contact lenses - Part 4: Physicochemical properties of contact lens materials (ISO 18369-4:2017)

Relations

• Replaces: EN ISO 18369-4:2006 - Ophthalmic optics - Contact lenses - Part 4: Physicochemical properties of contact lens materials (ISO 18369-4:2006)
• Effective Date: 30-Jul-2014

Standards Content (Sample)

SLOVENSKI STANDARD
SIST EN ISO 18369-4:2017
01-november-2017
1DGRPHãþD
SIST EN ISO 18369-4:2006
2þHVQDRSWLND.RQWDNWQHOHþHGHO)L]LNDOQRNHPLMVNHODVWQRVWLPDWHULDORY]D
NRQWDNWQHOHþH,62
Ophthalmic optics - Contact lenses - Part 4: Physicochemical properties of contact lens
materials (ISO 18369-4:2017)
Augenoptik - Kontaktlinsen - Teil 4: Physikalisch-chemische Eigenschaften von
Kontaktlinsenmaterialien (ISO 18369-4:2017)
Optique ophtalmique - Lentilles de contact - Partie 4: Propriétés physicochimiques des
matériaux des lentilles de contact (ISO 18369-4:2017)
Ta slovenski standard je istoveten z: EN ISO 18369-4:2017
ICS:
11.040.70 Oftalmološka oprema Ophthalmic equipment
SIST EN ISO 18369-4:2017 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

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SIST EN ISO 18369-4:2017

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SIST EN ISO 18369-4:2017


EN ISO 18369-4
EUROPEAN STANDARD

NORME EUROPÉENNE

September 2017
EUROPÄISCHE NORM
ICS 11.040.70 Supersedes EN ISO 18369-4:2006
English Version

Ophthalmic optics - Contact lenses - Part 4:
Physicochemical properties of contact lens materials (ISO
18369-4:2017)
Optique ophtalmique - Lentilles de contact - Partie 4: Augenoptik - Kontaktlinsen - Teil 4: Physikalisch-
Propriétés physicochimiques des matériaux des chemische Eigenschaften von
lentilles de contact (ISO 18369-4:2017) Kontaktlinsenmaterialien (ISO 18369-4:2017)
This European Standard was approved by CEN on 1 July 2017.

CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.

This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and United Kingdom.





EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels
© 2017 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 18369-4:2017 E
worldwide for CEN national Members.

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SIST EN ISO 18369-4:2017
EN ISO 18369-4:2017 (E)
Contents Page
European foreword . 3

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SIST EN ISO 18369-4:2017
EN ISO 18369-4:2017 (E)
European foreword
This document (EN ISO 18369-4:2017) has been prepared by Technical Committee ISO/TC 172 “Optics
and photonics” in collaboration with Technical Committee CEN/TC 170 “Ophthalmic optics” the
secretariat of which is held by DIN.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by March 2018, and conflicting national standards shall
be withdrawn at the latest by March 2018.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN ISO 18369-4:2017.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia,
France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta,
Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Turkey and the United Kingdom.
Endorsement notice
The text of ISO 18369-4:2017 has been approved by CEN as EN ISO 18369-4:2017 without any
modification.
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SIST EN ISO 18369-4:2017

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