1) Refractive index: 1.499 2) Abbe value: 58 3) Specific gravity: 1.32 4) Raw materials are imported: PPG and AT 5) Up-to-date surface curvature design 6) Diameters: 50mm, 55mm, 60mm, 65mm, 70mm 7) Power range: For 50mm, 55mm and 60mm: a) S: Plano ~ +8.00/C: -0.25 ~ -2.00 b) RX power: CYL: -2.25 up to -4.00, -4.25 up to -6.00 For 65mm and 70mm: a) S: Plano ~ -6.00/C: -0.25 ~ -2.00 b) S: +0.25 ~ +6.00/C: -0.25 ~ -2.00 c) RX power: CYL: -2.25 up to -4.00, -4.25 up to -6.00 8) Available for uncoated(UC), hard-coated(HC), hard coating-tintable (HCT) and hard-multi coating (HMC)(AR-Coating) and EMI processing. 9) Semi-finished lenses: Base: 2.00, 4.00, 6.00, 8.00 Skype: clearoptical