This part of ISO 8980 specifies requirements for the optical and geometrical properties for uncut finished single-vision and multifocal spectacle lenses.
BS EN ISO 8980-1:2004 history
2017BS EN ISO 8980-1:2017 Ophthalmic optics. Uncut finished spectacle lenses. Specifications for single-vision and multifocal lenses
2004BS EN ISO 8980-1:2004 Ophthalmic optics - Uncut finished spectacle lenses - Specifications for single-vision and multifocal lenses