Chenyuan Price 1.56 Blue Cut UV20 Progressive Eye Protection Optical Eyeglasses Lenses

Product Paramenters Model Number  Price 1.56 Blue Cut UV20 Progressive Eye Protection Optical Eyeglasses Lenses Lenses Color Clear Diameter 65/70mm Multi color Green and Blue Monomer NK55 from Japan Guarantee 5 Year Abbe value 37.5 Specific Gravity 1.28 Progressive Lens: Progressive lenses are the most exciting and technologically advanced spectacle lenses available. Progressive lenses are far more sophisticated and technologically advanced than their common name (often called “no-line bifocals”). The newest, best version of these lenses provides the closest thing to natural youthful vision that a presbyopic person can achieve. Progressive lenses provide an uninterrupted view of the world with a gradual focus change from far to near and everything in between without the traditional bifocal line that so many perceive as ugly and a sure sign of aging. Blue cut lens: Ultraviolet (UV) is part o