ISO 14889 pdf download

ISO 14889 pdf download Ophthalmic optics — Spectacle lenses — Fundamental requirements for uncut finished lenses Scope This International Standard specifies fundamental requirements for uncut finished spectacle lensesThis International Standard is not applicable to protective spectacle lenses. This International Standard takes precedence over the corresponding requirements of other standardsif differences exist. 2 Normative references The following documents, in whole or...