Foster Grant Mens Kramer Rectangle Blue Light Reading Glasses Matte Black

Bluelight Glasses Our blue light blocking glasses use patented lens technology to reduce up to 34 of potentially harmful blue light emitted from computers laptops tablets and smartphones Potentially harmful blue light refers to the 415455 nanometer range of the visible light spectrum The percentage represents the average amount of potentially harmful blue light blocked at 5 nanometer increments in this range Covered under US Pat No 8360574 Other US and foreign patents pending Reduces Eye Strain Our blue blocker glasses help protect eyes against screen reflections reduce eye strain and potentially alleviate symptoms like dry eyes headache and blurry vision Scratch Impact Resistant Our blue light blocking reading glasses for men come equipped with scratch and impactresistant lenses for enhanced durability and clearer viewing Comfortable Flattering Fit Designed to flatter every face shape our blue light reading glasses feature lightweight stylish frames and springhinge support Case Included Our mens reading glasses include a cleaning cloth and protective carrying case designed to extend the life of your blue light blocking glasses for men.