Historical
DIN EN ISO 12870:2014
Ophthalmic optics - Spectacle frames - Requirements and test methods (ISO 12870:2012); German version EN ISO 12870:2014
Revision of EN ISO 12870:2012, taking over ISO 12870:2012 (unchanged), in order to revise its European Annex ZA.
Deutsches Institut für Normung [din]