NF EN ISO 9339-1

November 1998

Standard Cancelled

Optics and optical instruments. Contact lenses. Determination of the thickness. Part 1 : rigid contact lenses.

Main informations

Collections

National standards and national normative documents

Publication date

November 1998

Number of pages

7 p.

Reference

NF EN ISO 9339-1

ICS Codes

11.040.70 Ophthalmic equipment

Classification index

S11-684-1

Print number

1 - 21/12/2004

International kinship

ISO 9339-1:1996

European kinship

EN ISO 9339-1:1998

Standard replaced by (1)

NF EN ISO 18369-3

December 2006

Standard Cancelled

Ophthalmic optics - Contact lenses - Part 3 : measurement methods

ISO 18369-3:2006 specifies the methods for measuring the physical and optical properties of contact lenses specified in ISO 18369-2, i.e. radius of curvature, back vertex power, diameter, thickness, inspection of edges, inclusions and surface imperfections, and determination of spectral and luminous transmittances. ISO 18369-3:2006 also specifies the equilibrating solution, standard saline solution, for testing of contact lenses.

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