II-VI FinisarFinisar Corp. has unveiled a line of coarse wavelength division multiplexing (WDM) modules for metropolitan networks. Products include transceivers in eight wavelengths between 1470 and 1610 nm, optical add/drop muxes and multiplexers/demultiplexers with either four or eight channels. They support protocols such as SONET, Gigabit Ethernet and Fibre Channel over a grid of eight coarse WDM optical wavelengths. Data rates range from 100 Mb/s to OC-48 SONET.See full productRelated content from Photonics MediaPRODUCTSPhotonics.com 4/18/2023Network SwitchThe DCS520 switch from Edgecore Networks Corp. is designed to meet the needs of next-generation data center network architectures and cloud computing environments. 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