... 10.00mm relying on different base and power.Coating: Convex side HMCSingle vision: 65mm, 70mm, 75mmBifocal:(Round top 70/28mm, 70 ... machines(Schneider/Loh),and leybold coating machines.Our prescription lenses:single vision,bifocal lens,progressive lens,polarized lens,photochromic lens,PC ...