DIN EN ISO 10322-2:2016-08 Ophthalmic optics - Semi-finished spectacle lens blanks - Part 2: Specifications for progressive-power and degressive-power lens blanks (ISO 10322-2:2016); German version EN ISO 10322-2:2016
2016DIN EN ISO 10322-2:2016-08 Ophthalmic optics - Semi-finished spectacle lens blanks - Part 2: Specifications for progressive-power and degressive-power lens blanks (ISO 10322-2:2016); German version EN ISO 10322-2:2016
2016DIN EN ISO 10322-2:2016 Ophthalmic optics - Semi-finished spectacle lens blanks - Part 2: Specifications for progressive-power and degressive-power lens blanks (ISO 10322-2:2016); German version EN ISO 10322-2:2016
2006DIN EN ISO 10322-2:2006 Ophthalmic optics - Semi-finished spectacle lens blanks - Part 2: Specifications for progressive power lens blanks (ISO 10322-2:2006); English version of DIN EN ISO 10322-2:2006-06