j+s vision blue light shield computer reading/gaming glasses - 0.0 magnification - anti blue light 100% uv protection low color distortion, classic black frame - essential gaming gear j+s <b>stare at the computer or smartphone all day?</b><br> studies have shown that prolonged exposure to emitted light source – especially high energy blue light – may cause: <br> - painful or dry eyes <br> - fatigue and stress (hard to focus for long periods of time) <br> - insomnia (hard to fall asleep or poor sleep quality) <br> - poor productivity and performance <br> - macular degeneration and other vision conditions <br><br><b>protect your eyes from harmful high energy blue light with j+s vision blue light shield!</b><br><br> here are 5 reasons you're going to love your j+s vision blue light shield: <br><br> 1. blocks 90% of high energy blue light* (to provide maximum protection) <br> 2. lets through 70% of low energy blue light* (for minimal color distortion) <br> 3. classic unisex design (so you can protect your eyes while looking stylish) <br> 4. comfortable sturdy frame (spring-loaded temples ensures maximum comfort) <br> 5. <b>backed by 30 day money back guarantee and a 1 year warranty!</b> (order yours now because you literally risk nothing!) <br><br> order your own j+s vision blue light shield today and start protection your eyes today. <br><br> once you've experience how comfortable your eyes are after a long gaming session or a day of hard work, we're confident you'll have loads more than 5 reasons to love it! <br><br> all you need to do is click the button at the top of this page to have your very own j+s vision blue light shield rushed straight to your door. <br> your eyes will thank you for it! <br><br><b>order your j+s vision blue light shield and join thousands of other satisfied customers who love the j+s vision difference!</b><br><br><b>dimensions:</b><br>overall width: 138mm<br>temple length: 140mm<br>lens width: 51mm<br>lens height: 38mm<br>nose bridge width: 18mm<br><br>*note: the more harmful high energy blue/violet light = 400nm - 430nm.<br>overal blue block rate: low color distortion lens = ~52%, hd lens = ~62%