Functional Glasses, DUCO is No.1-Slogan DUCO focus on a wide variety of functional glasses from night vision glasses,sports cycling glasses,anti blue ray radiation computer glasses to UV400 protection polarized sunglasses. We endeavor to provide quality products at prices which provide value to our customers. Do you do much reading on your computer, tablet or work under fluorescent lighting? DUCO's affordable price points and fashion forward styles computer glasses will allow you to pick up a pair for working at the office, home or outside. Each DUCO frame is RX-compatible so you can fit our frame at any optometrist with your personal prescription. Where can we find blue-light? TV, mobile phone and computer screen emit blue lights. Blue lights hidden in sunshine and LED lights. Blue lights prevail in digital products. How blue-light hurt our eyes? In the spectrum of 400-500 nano quality inspection, a large number of high-energy short-wavelength blue light emerging continuously, like a sharp blade piercing our eyes crystalline and go straight into the macular area, make us can't open our eyes, tear spontaneously, even with a great pain and soreness! All kinds of eyes discomfort not merely has a strong impact on our work but life. Computer Glasses DUCO computer glasses is the very high protection that filters out almost all of the blue light for a person who spends a lot of time in front of a flat PC monitor. The color recognition is not optimal because of its high protection against blue light and requires a more running-in period.

??Relax to Buy? 100% satisfaction guaranteed. What you buy is not only Duco products but also high-quality after-sales service. If you have any questions, please feel free to contact us and we will provide you with a refund or exchange service. ??Sleep Better? Prolonged exposure to blue light will slow or stop the production of melatonin, which causes sleep disorders. DUCO Blue Light Glasses can protect you and provide you with a better night's sleep. ??Comfortable Wearing? Lightweight and durable. These stylish blue light blocking glasses fit well both for small faces and big heads because of adjustable temples and nose guards. You can wear our glasses for long periods in front of digital screens or your upcoming trip out of town. ??Unique Fashion Design? Unique anti-blue light glasses design, multi-layer filter lens, scratch-resistant, more wear-resistant, metal temples perfectly fit your face shape, and hypoallergenic materials are more skin-friendly. You can use it to enjoy web surfing time. ??Blue Light Blocking Glasses? Our glasses provide excellent protection for blue light by using multiple blue filter layers on the inside and outside. As an ultra-thin anti-blue light glasses, it can effectively block harmful blue light that can be seen everywhere in life, prevent the glare caused by screen flicker, and effectively reduce eye fatigue, allowing your eyes to rest at any time while wearing glasses.