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EN ISO 9914 : 1996

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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OPTICS AND OPTICAL INSTRUMENTS - CONTACT LENSES - DETERMINATION OF REFRACTIVE INDEX OF CONTACT LENS MATERIALS

Published date

12-01-2013

Superseded date

01-08-2006

Superseded by

EN ISO 18369-4:2017

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Summarise this standard

Defines a reference method of testing for determination of the refractive index of contact lens materials. Alternative methods, equal in repeatability and accuracy may also be used. ALSO NUMBERED AS BS 7208 PART 6 1997

Committee
TC 170
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Superseded
SupersededBy

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