I.S. EN ISO 18369-3:2017
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.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 - PART 3: MEASUREMENT METHODS (ISO 18369-3:2017, CORRECTED VERSION 2017-10-01)
Hardcopy , PDF
07-10-2020
English
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.
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
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.