Product Code: 4160Description: ZYL Top 49Frame Colour: CrystalDioptres: +10.00DPrism / Lens: OU12 ^ B10U4160 Aspheric Prismatic Half-Eye SpectaclesPart No:4160 Technical SpecificationsDescription: ZYL Top 49 Frame Colour: Crystal Dioptres: +10.00D Prism / Lens: OU12 ^ B10U