SN EN ISO 11539 : 1999
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
OPHTHALMIC OPTICS - CONTACT LENSES - CLASSIFICATION OF CONTACT LENSES AND CONTACT LENS MATERIALS
Superseded date
01-11-2006
Published date
12-01-2013
Publisher
Covers the procedure for classifying contact lenses together with the materials used for manufacture. It allows the non-proprietary and specific identification, in simplified form, of major chemical components of the material.
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