Fiber optic multiplexing/demultiplexing devices/systems for transmission, or communication applications comprised of optical multiplexer/demultiplexers operating in Wavelength Division Multiple Access (WDMA), Time Division Multiple Access (TDMA) or Code Division Multiple Access (CDMA), optical transceivers, transponders, optical amplifiers, optical signal/power monitors

Cables for electrical and optical signal transmission systems; Cables for electrical or optical signal transmission; Cables for optical signal transmission; Electrical and optical cables; Electronic and optical communications instruments and components, namely, cable television transmitters; Electronic and optical communications instruments and components, namely, communication link testers for testing communication links; Electronic and optical communications instruments and components, name...

WDM, DWDM, monitors, gain equalizers and routers