Product Code: 4152Description: ZYL Top 49Frame Colour: CrystalDioptres: +6.00DPrism / Lens: OU8 ^ B10U4152 Aspheric Prismatic Half-Eye SpectaclesPart No:4152 Technical SpecificationsDescription: ZYL Top 49 Frame Colour: Crystal Dioptres: +6.00D Prism / Lens: OU8 ^ B10U