I.S. EN ISO 9801:2009
Current
The latest, up-to-date edition.
OPHTHALMIC INSTRUMENTS - TRIAL CASE LENSES
Hardcopy , PDF
English
01-01-2009
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.
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
5 Test methods
6 Functional marking
7 Information supplied by the manufacturer
Annex A (informative) - Example of test device for checking
accuracy of trial case lens elements
Annex B (informative) - Example of test device and method for
checking material and surface quality
Bibliography
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