DIN EN ISO 8980-5:2005-10 Ophthalmic optics - Uncut finished spectacle lenses - Part 5: Minimum requirements for spectacle lens surfaces claimed to be abrasion-resistant (ISO 8980-5:2005); German version EN ISO 8980-5:2005
2005DIN EN ISO 8980-5:2005-10 Ophthalmic optics - Uncut finished spectacle lenses - Part 5: Minimum requirements for spectacle lens surfaces claimed to be abrasion-resistant (ISO 8980-5:2005); German version EN ISO 8980-5:2005
2005DIN EN ISO 8980-5:2005 Ophthalmic optics - Uncut finished spectacle lenses - Part 5: Minimum requirements for spectacle lens surfaces claimed to be abrasion-resistant (ISO 8980-5:2005); English version of DIN EN ISO 8980-5