9 Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable media, computer software, blank digital or analogue recording and storage media; calculating devices; computers and computer peripherals; diving suits, divers' masks, ear-plugs for divers, nose clips for divers and swimmers, gloves for divers, breathing apparatus for underwater swimming; fire extinguishers; spectacles; sunglasses; spectacle frames; swim goggles; helmets