
Ophthalmic optics. Specifications for ready-to-wear spectacles.
STANDARD published on 30.6.2010
Designation standards: BS EN 14139:2010
Publication date standards: 30.6.2010
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: British technical standard
Category: Technical standards BS
ISBN: 978 0 580 67900 1 Status: Definitive