UNI EN ISO 11381:2017
Current
Current
The latest, up-to-date edition.
Ophthalmic optics - Spectacle frames - Screw threads
Published date
02-02-2017
ISO 11381:2016 specifies requirements for screw threads for use with spectacle frames.ISO 11381:2016 specifies requirements for screw threads for use with spectacle frames.
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