PHOTOGRAPHIC APPARATUS AND INSTRUMENTS, NAMELY, CAMERAS, CAMCORDERS AND PROJECTORS; CINEMATOGRAPHIC APPARATUS, AND INSTRUMENTS, NAMELY, PROJECTORS; APPARATUS AND INSTRUMENTS FOR CONDUCTING, SWITCHING, RECORDING, ACCUMULATING, REGULATING OR CONTROLLING ELECTRICITY, AND OPTICAL APPARATUS, NAMELY, CABLES FOR ELECTRICAL AND OPTICAL SIGNAL TRANSMISSION SYSTEMS, CABLES FOR ELECTRICAL OR OPTICAL SIGNAL TRANSMISSION, DISPERSION SHIFTED OPTICAL FIBRES, OPTICAL TRANSMITTERS, OPTICAL RECEIVERS, OPTICAL ...