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I.S. EN ISO 18369-3:2017

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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OPHTHALMIC OPTICS - CONTACT LENSES - PART 3: MEASUREMENT METHODS (ISO 18369-3:2017, CORRECTED VERSION 2017-10-01)

Available format(s)

Hardcopy , PDF

Superseded date

10-07-2020

Language(s)

English

Published date

01-01-2017

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.


Dates of withdrawal of national standards are available from NSAI.

€70.00
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National Foreword
European foreword
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Methods of measurement for contact lenses
5 Test report
Annex A (informative) - Measurement of rigid contact
        lens curvature using interferometry
Annex B (informative) - Measurement of label back vertex
        power of soft contact lenses immersed in saline using
        the Moire deflectometer or Hartmann methods
Annex C (informative) - Measurement of the radius of
        curvature of contact lenses using the ophthalmometer
Annex D (informative) - Paddle support for focimeters used for
        power measurements of contact lenses
Bibliography

Defines the methods for measuring the physical and optical properties of contact lenses specified in ISO 18369-2, i.e. radius of curvature, label back vertex power, diameter, thickness, inspection of edges, inclusions and surface imperfections and determination of spectral transmittance.

DevelopmentNote
Supersedes I.S. EN ISO 10338, I.S. EN ISO 10344, I.S. EN ISO 8599, I.S. EN ISO 9337-1, I.S. EN ISO 9337-2, I.S. EN ISO 9338, I.S. EN ISO 9339-1, I.S. EN ISO 9339-2 and I.S. EN ISO 9341. (02/2007)
DocumentType
Standard
Pages
56
PublisherName
National Standards Authority of Ireland
Status
Superseded
SupersededBy
Supersedes

ISO 5725-1:1994 Accuracy (trueness and precision) of measurement methods and results — Part 1: General principles and definitions
ISO 18369-1:2017 Ophthalmic optics — Contact lenses — Part 1: Vocabulary, classification system and recommendations for labelling specifications
ISO 14534:2011 Ophthalmic optics Contact lenses and contact lens care products Fundamental requirements
ISO 9342-1:2005 Optics and optical instruments — Test lenses for calibration of focimeters — Part 1: Test lenses for focimeters used for measuring spectacle lenses
ISO 10343:2014 Ophthalmic instruments — Ophthalmometers
ISO 18369-2:2017 Ophthalmic optics — Contact lenses — Part 2: Tolerances
ISO 5725:1986 Precision of test methods Determination of repeatability and reproducibility for a standard test method by inter-laboratory tests
ISO 3696:1987 Water for analytical laboratory use — Specification and test methods
ISO 18369-4:2017 Ophthalmic optics — Contact lenses — Part 4: Physicochemical properties of contact lens materials
ISO 8598-1:2014 Optics and optical instruments — Focimeters — Part 1: General purpose instruments

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