A guy has made a prototype invention of his “Automatic Sunglasses” Pretty cool concept sunglasses that retract on their own on UV detection. Facebook Prev Article Next Article Gadgets Checkout these cool gadgets... Related Posts Portable Record Player from 1982 Adobe’s 3D Lens – 19 Images in 1 Rat Clock FireFly – LED Skateboard Gas-Pumping Robot Automatic Soap Dispenser