I.S. EN ISO 8980-5:2005
Current
The latest, up-to-date edition.
OPHTHALMIC OPTICS - UNCUT FINISHED SPECTACLE LENSES - PART 5: MINIMUM REQUIREMENTS FOR SPECTACLE LENS SURFACES CLAIMED TO BE ABRASION-RESISTANT
Hardcopy , PDF
English
01-01-2005
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 Requirement
5 Test method
Annex A (informative) Model of an abrasion tool and components
Annex B (normative) Verification of test conditions
Annex C (informative) Example of test mechanization
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