Optical data media, namely, blank optical data carriers; optical data media, namely, memory cards; data processing equipment, namely, couplers; communication modems; network servers; computer network adapters, switches, routers and hubs; optical communications instruments, namely, optical transmitters, optical receivers, optical transceivers; optical communications instruments, namely, optical data links and communication link testers for testing communication links; surveying apparatus and i...

Blank optical data carriers; Data processing equipment, namely, couplers; Communication modems; Electronic and optical communications instruments and components, namely, optical transmitters; Optical receivers; Electronic and optical communications instruments and components, namely, optical transceivers; Surveying apparatus and instruments; Optical glasses; Optical sensors; Optical couplers; Electric wires; Electric cables; Fiber optic cables; Optical fibres; Light conducting filaments