This is an SV160AS model with a refractive index of 1.60, UV cut, clear lenses, powers of -1.75/-1.50, a diameter of 75mm, and a thickness of T1.10. - Model: SV160AS - Power S: -1.75/-1.5 - Power C: -0.00 - Refractive Index: 1.60 - Diameter: 75mm - Thickness: T 1.10 - UV Cut: Yes - Category: Clear Lens Category 0 Thank you for viewing. Used for approximately 3 months.