NS EN 14139 : 2010
Current
The latest, up-to-date edition.
OPHTHALMIC OPTICS - SPECIFICATIONS FOR READY-TO-WEAR SPECTACLES
12-01-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Performance requirements
4.1 General requirements
4.2 Optical power range
4.3 Optical power tolerances
4.4 Reference points and prismatic power tolerances
4.4.1 Design reference points
4.4.2 Prismatic power tolerances
5 Marking on the spectacles, indications on packaging,
instruction for use
5.1 Marking
5.2 Indications on packaging and warnings
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