Scientific, surveying, electric, photographic, cinematographic, optical, weighing, measuring, signaling, checking supervision, life saving and teaching apparatus and instruments, namely, scientific conductivity meters, optical transmitters, receivers, data links, electric navigational instruments; nautical and photographic apparatus and instruments, namely, underwater housings for cameras, underwater enclosures for cameras and underwater enclosures for photographic lenses; apparatus for recording, transmission or reproduction of sound or images; blank magnetic data carriers, and optical recording discs; calculating machines, data processing equipment and computers; downloadable electronic game programs; video game software; CD players; record players; headphones; speakers; portable audio apparatus and instruments namely, equalizers; radios; timers; eyewear, sunglasses, spectacles and sports goggles; spectacle frames, lenses, chains, and cords; cases for spectacles and sunglasses; cameras; binoculars; pedometers; batteries, battery chargers, battery boxes; electrical plugs; carriers, cases and holders adapted for mobile phones and MP3 players; sports helmets and protective visors for sports helmets; protective glasses, protective clothing, especially made for use in laboratories, and accessories namely, protective ballistic resistant and blast resistant body armor; knee pads and elbow pads for workers, Hand-held protective shield for use by police, detention centers, correctional facilities and the like, protective face-shields for protective helmets; protective helmets; protective helmets for use in sport for the prevention of accident or injury; face-protection shields; mouth guards, namely, gum shields for athletic use; life belts, jackets and buoys; floats for bathing and swimming for safety purposes; clothing for protection against accidents, radiation and fire; ear plugs for divers; parts and fittings for all the aforesaid good