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CEN
EN ISO 9340 : 1998

EN ISO 9340 : 1998

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

OPTICS AND OPTICAL INSTRUMENTS - CONTACT LENSES - DETERMINATION OF STRAINS FOR RIGID CONTACT LENSES

Withdrawn date

10-26-2006

Published date

01-12-2013

Publisher

Comite Europeen de Normalisation

Foreword
1 Scope
2 Normative reference
3 Definitions
4 Requirements
5 Recommended methods
Annex A (normative) Polarization method for testing for
                    strain in contact lenses

Defines a procedure determined for the presence of strains in rigid contact lenses.

Committee
TC 170
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Withdrawn

BS EN ISO 8321-1:2002 Optics and optical instruments. Contact lenses Rigid corneal and scleral contact lenses
ISO 8321-1:2002 Ophthalmic optics Specifications for material, optical and dimensional properties of contact lenses Part 1: Rigid corneal and scleral contact lenses
EN ISO 8321-1 : 2002 OPHTHALMIC OPTICS - SPECIFICATIONS FOR MATERIAL, OPTICAL AND DIMENSIONAL PROPERTIES OF CONTACT LENSES - PART 1: RIGID CORNEAL AND SCLERAL CONTACT LENSES

ISO 8320:1986 Optics and optical instruments — Contact lenses — Vocabulary and symbols

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