PC lens is a more impact resistant material than polymer resin. Generally, resin lens is thermosetting material, that is, the raw material is liquid and forms solid lens after heating. PC chip is also called "space chip" and "space chip". Its chemical name is polycarbonate. It is a thermoplastic material. That is, the raw material is solid and shaped into lens after heating. PC lens has strong toughness and is not broken (2cm can be used for bulletproof Eyeglasses Online), so it is also called safety lens. It is often used on transparent Glasses Online of aviation equipment, police mask and astronaut Helmet Mask. Its weight is very light, only about one tenth of that of Cheap Prescription Glasses Online. Compared with the traditional resin lens, it is only half of its weight. It can be said that it is a light material used for lenses at present.
PC lenses with scratch resistant protective film can obtain good timeliness. They are mostly used for children's Online Eye Glasses Prescription and athletes' eye masks. PC lens also has an important feature - 100% UV protection.
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