42 Design and development of computer hardware; design services for apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data, electronic displays and components thereof, lasers, sensors, detectors, cameras, displays and assemblies thereof, information displays, photonic products, spectrometers, spectrophotometers, LEDs, LCDs, LED and LCD drivers, optical fibers, computer software for the operation of optical components, display screens, camera and vision systems, sensors and detectors, lasers, switching devices, electronic sensors and controls, batteries, computer components, optoelectronic devices, sensors, parts and fittings of all the aforesaid goods; information, consultancy and advisory services relating to all the aforesaid services; excluding all such services relating to personal computers