The quality of the lens is the most important factor in determining the pros and cons of a pair of glasses. There are currently four types of lenses on the market: optical glass sheets, ordinary resin sheets, high-refractive resin sheets or PC lenses. Ordinary glass lenses are cheaper and more scratch-resistant; resin and PC lenses are lighter and less brittle, especially PC lenses, which can get rid of the pain caused by nasal bridge cheap ray bans aviator classicpressure and rhinitis, and are safer for people who love sports. From the aesthetic point of view, the height should be selected from high-refractive resin sheets, and high-definition glass sheets can also be selected. For brushed and frameless punching frames, resin lenses are preferred.
As an object that needs to be placed on our nose for a long time, we must of course consider its weight. A pair of quality glasses is first of all sturdy but light. For those who are sensitive to the bridge of the nose, choosing a lighter weight plate or a frameless frame is more suitable for health needs. If you choose a metal frame or the nose is not high enough, you can adjust the angle of your eyes with a nose pad to ensure that the pupil and lens maintain the healthiest angle. Another function of the nose pad is to reduce the weight ofcheap ray bans sunglasses uk sale the bridge of the nose. |
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