Bullhorns; Earbuds; Oculars; Smartglasses; Smartphones; Telescopes; Vidicons; Chargers for electric batteries; Electric navigational instruments; Electrical power extension cords; Electrical wires; Lens hoods; Microscope objectives; Personal computers; Safety goggles; Telecommunication exchangers; Telescopic riflescopes; Telescopic sights for artillery; USB cables; Wide-angle lenses for cameras