How to choose lenses

 The function of the lens is mainly realized through the film layer. Film layer refers to coating a certain thickness of single-layer or multi-layer optical film on the surface of spectacle lens by physical and chemical methods, so that the lens can obtain some new and excellent properties that it does not have. Generally speaking, adding film can reduce the reflected light on the surface of the Transition Lenses Colors, make the visual object clear, reduce the reflected light of the mirror, increase the transmittance, solve the problem of taking pictures with glasses under strong light, increase the aesthetic feeling, make the wearer's eyes less tired, and effectively prevent the damage of ultraviolet, infrared and X-rays to human eyes. Refractive index, high refractive index lenses mainly improve the thickness, emphasize beauty and lightness, optimize visual comfort, and different degrees are suitable for different lens refractive index. Color, now color is widely used in the manufacture of Transition Glasses Online lenses. Color glasses have a sense of fashion unmatched by other lenses, and are deeply loved by young people who publicize their personality.

There are many kinds of Transition Eyeglasses lenses on the market, and the choice of Transition Prescription Glasses lenses is not absolute, which should vary from person to person. Because only what suits you is good.