Ophthalmic optics - Uncut finished spectacle lenses - Part 1: Specifications for single-vision and multifocal lenses (ISO 8980-1:2004); German version EN ISO 8980-1:2004— 18 стр.
Ophthalmic optics - Uncut finished spectacle lenses - Part 1: Specifications for single-vision and multifocal lenses (ISO 8980-1:2004); German version EN ISO 8980-1:2004, Corrigenda to DIN EN ISO 8980-1:2004-05; German version EN ISO 8980-1:2004/AC:2006— 2 стр.