... ) Diameters: 50mm,55mm, 60mm, 65mm, 70mm,75mm4) Uncoated lens, hard coated and Multi-coating,HCT,Super hard5) progressive,flat ... top/round top bifocal, Tinted lens, polarize lens(gray and brown)6) semifinished lens is also availableQuality guarantee:1 year quality ... guarantee.Multi coating(AR)lens is produced by Korea coating machines, envelops packing(For ...