Alpha plastic mirror 10.6 lens size
The width of each arc segment of alpha orthokeratology mirror 10.6 is BC=6.2mm, RC=0.9mm, AC = 0.8 mmpc = 0.5 mm. According to relevant data, the refractive index of alpha orthokeratology mirror is 1.422. Oxygen permeability coefficient is104×10-275px2/s [mlo2/(ml× mmhg)]. The radius of curvature of the central area is 7.50 mm ~ 9.90 mm. The total diameter is10.0mm and10.6mm. The center thickness is 0.22mm.. The wetting angle is 35 15%.