All of our electronic devices give off excessive quantities of blue light (smart phones, tablets, laptops and desktop computers). This blue light messes with your internal clock and stops your body from naturally producing melatonin, the hormone that helps us fall asleep late at night. K KENZHOU glasses block the most harmful types of blue light helping our body keep its natural schedule. The lens with a slightly yellow can better protect your eyes and prevent fatigue.This allows you to have an optimal viewing experience without the nasty yellow glare that can occur with inferior glasses. The lens was made of a fully transparent base, while maintaining high light transmittance. Less reflective, no affect reading, and giving you get the optimal viewing experience without any color distortion. K KENZHOU glasses are essential for anyone using an electronic device daily. Each lens comes with layer coating designed specifically to reduce glare, reflect blue light away from the user and relieve long term eye strain caused by excess electronic device use.If you are using your phone or computer late at night and have trouble sleeping you would notice a difference almost immediately when you first try K KENZHOU computer glasses.Just Anti-blue glasses,Not anti-blue reading glasses.only minimal yellow tinting,Just a pain free screen experience that lasts all day! Please note: The cleaning cloth of blue light blocking glasses will have a little fade.
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