Why we need filter blue light ? In life, the sun and the electronic screen will produce blue light. Blue light has a short wavelength of 400-440 nanometers can penetrate the lens of the eye directly to the macular area of the eye, leading to macular lesions and consquently visual impairment. Long exposure to blue light can lead to dry eyes, headaches and depression. BOVC blue light blocking glasses will reduce harmful blue light more than 90%.Thus it can prevent dry eyes, headaches, visual impairment, insomnia and other effects caused by long-term without the protection of glasses. ☀What Makes BOVC Blue Blocker Glasses Unique? ❤BOVC blue light blocking lens are made of resin material and coated with yellow-green-blue film. It can absorb and cut the harmful high-energy blue light. ❤UV light prevention, Anti-blue-ray lens utilizes special U.S. substrate processing technology to protect the eyes from ultraviolet radiation and block UV light. ❤Transparent lens, the lens was made of a fully transparent base, while maintaining high light transmittance. less reflective, no affect reading, and almost no color difference, which can be perfectly used as computer glasses ❤Stylish and super lightweight frame, give men, women and kids an elegant fit ❤Premium Lens Coating – UV Light Blocking (100% Blocking UVA&100% Blocking UVB) –Anti-Scratch –Anti-Reflective –Anti-Glare –Anti-Dust –Anti-Oil(Fingerprint Resistant) –Electromagnetic Ray Blocking
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