Electric adapter plugs; Ethernet adapters; Digital interactive video adaptors for use with computers; Digital video adaptors for displaying text with video pictures; Digital video adaptors for use with computers; Transceivers; Connectors for fibre optics; Connections for use with optical fibres; Fibre optic apparatus; Fibre optic panels; Fibre optic connectors for telecommunications apparatus; Fibre optic couplings; Fibre optic receptors; Fibre optics; Fibre optics communications apparatus for use with computer work stations; Fibre optics communications apparatus for use with electronic instruments; Connections for use with optical fibre cables; Optical fibre splicing apparatus; Optical fibre telecommunications apparatus; Optical fibres for industrial applications; Data communications hardware; Computer hardware; Computer interface devices; Interfaces (for computers); Apparatus for linking computers into networks; Computer networking apparatus; Communication devices for linking computer networks