Telecommunications equipment, namely, fiber-optic transceivers, fiber optic repeaters, converters and optimizers, wave division multiplexers, free-space optics transmission systems, switches including ethernet switches and routers, fiber-to-the-home and ethernet-over-VDSL access aggregators, terminators and repeaters, and remote presence management products, namely, switches, and console, alarm, sensor and power management devices; optical fiber cables; optical sensors; digital multimeters; scientific apparatus, namely, spectrometers and parts and fittings therefor; network communication apparatus, namely, computer network adapters, computer network hubs, switches and routers, LAN (local area network) access points for connecting network computer users
