Telescopes, periscopes, directional compasses, speed indicators, laboratory apparatus in the nature of centrifuges, microscopes, magnifying glasses, apparatus for recording, transmission or reproduction of sound or images, cameras, photographic cameras, television apparatus for projection purposes and televisions, video recorders, CD and DVD players and recorders, MP3 players, computers, desktop computers, tablet computers, wearable technological devices, namely, smart watches, electronically...