FEIYOLD gafas de bloqueo de luz azul para mujeres hombres para uso informático, aprobado por la FDA, antifatiga ocular, lentes transparentes cortadas UV400 (2 unidades), 1

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FEIYOLD gafas de bloqueo de luz azul para mujeres hombres para uso informático, aprobado por la FDA, antifatiga ocular, lentes transparentes cortadas UV400 (2 unidades), 1.
***** DESCRIPCIÓN DEL PRODUCTO *****
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??Reduce Eyestrain?Prolonged exposure to blue light will cause eye fatigue, blurred vision and headache, just with our computer glasses, you will notice a difference in a few days. Because the glasses block the most harmful blue light from computer, phone and TV. ??High Quality Materials?The 3A transparent lens not only block 99% harmful blue ray (400-440nm), also with high transmittance (93%), providing a perfect balance between eye protection and visual experience. The lightweight and durable TR90 frame puts no stress on your nose ensuring comfort for long periods of time. ??Sleep Better?Prolonged exposure to blue light will slowing or stopping the production of melatonin, causing sleep disorders. FEIYOLD Blue Light Shield can stop it and provide you with a better night's sleep. ??2 Pairs of Glasses at a Great Price?Keep a pair in each of your need reading area, or share one to your friend or family, economical and convenient. Best gift sure to parents, friends, senior and yourself. ??Worry- Service?We believe in our product. That's why we back them all with worry- lifetime warranty(no-man-made) after sales. You have no risk to try! . null . Descripción del producto Color:Black+Crystal The Real Color 3A transparent lens give a real color performance Anti Eye Fatigue Reduce eye strain and sensitivity to light while facing digital screens for a long time Minimize The Headache Block harmful blue light and let harmless light enter your eyes can minimize your headache and let you enjoy a good sleep. Blue Light Blocking Testing: Use the blue light torch to beam the sensitive area of blue light testing card and FEIYOLD Glasses as shown in the first picture. We can see that the part of testing card beamed by the torch has turned purple, and the other part shaded by FEIYOLD Blue Light Blocking Glasses has not turned purple. Thus we can see, FEIYOLD blue light filtering glasses can block most of the harmful blue light and protect your eyes. You can enjoy your digital time without worrying about the hurting from blue light. Note: The pictures from site are unable to demermine whether there is anti-blue light on the glasses. These online tests are designed for orange colored sleep glasses only. Orange glasses work by removing the entire blue spectrum, turning your entire vision orange. As the high-energy rays blocked are close to UV spectrums, they are barely visible to the naked eyes and it doesn't react visibly with the online tests. . null . Color:Black+Crystal The Real Color 3A transparent lens give a real color performance Anti Eye Fatigue Reduce eye strain and sensitivity to light while facing digital screens for a long time Minimize The Headache Block harmful blue light and let harmless light enter your eyes can minimize your headache and let you enjoy a good sleep. Blue Light Blocking Testing: Use the blue light torch to beam the sensitive area of blue light testing card and FEIYOLD Glasses as shown in the first picture. We can see that the part of testing card beamed by the torch has turned purple, and the other part shaded by FEIYOLD Blue Light Blocking Glasses has not turned purple. Thus we can see, FEIYOLD blue light filtering glasses can block most of the harmful blue light and protect your eyes. You can enjoy your digital time without worrying about the hurting from blue light. Note: The pictures from site are unable to demermine whether there is anti-blue light on the glasses. These online tests are designed for orange colored sleep glasses only. Orange glasses work by removing the entire blue spectrum, turning your entire vision orange. As the high-energy rays blocked are close to UV spectrums, they are barely visible to the naked eyes and it doesn't react visibly with the online tests.