This part of ISO 10322 specifies requirements for the optical and geometrical properties of semi-finished progressive power spectacle lens blanks.NOTE The requirements for semi-finished single-vision and multifocal lens blanks are given in ISO 10322-1.
DS/EN ISO 10322-2:2006 history
2006DS/EN ISO 10322-2:2006 Ophthalmic optics - Semi-finished spectacle lens blanks - Part 2: Specifications for progressive power lens blanks