electric sensors; temperature sensors; alarm sensors; pressure sensors; 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; visual sensors being optical sensors
Electrical and Scientific Apparatus