Nchebe site na ụzarị ọkụ UVA (400nm) nke ụzarị ọkụ ọkụ na-akpata conjunctivitis, cataract.
CT (Ọkpụrụkpụ Center) Ogo: + 0.2 ~ -0.15mm (maka 1.15mm)
NA (Edge Ọkpụrụkpụ): + 0.2 ~ -0.15mm (maka 1.15mm)