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This document specifies the measurement data output formats for devices used in general ophthalmic examiniations, including the following modalities:— Refractometer (REF) Refraction— Keratometer (KM) Corneal curvature— Tonometer (TM) Intraocular pressure— Lensmeter (LM) Spectacle lens power— Phoroptor (PHOR) Visual acuityThis document only addresses text-based device reporting of ophthalmic examination device data (OEDD). Images generated as needed during an ophthalmic examination are outside the scope of this document.