Eyeglasses; Smartglasses; Cases for eyewear; Children's eye glasses; Corrective glasses; Downloadable augmented reality software for playing computer games, pilot training, medical teaching; Downloadable children's educational software; Downloadable game software; Earphones and headphones; Head-mounted video displays; Heads-up displays (HUDs) in the nature of transparent electronic displays for use in general aviation aircraft, projection of data from a mobile device onto a vehicle windshield...