Corning CWDM multiplexers and demultiplexers utilize advanced thin-film filter technology designed for use with less expensive, non-temperature-controlled lasers. They are available in various channel counts at industry standard 20 nm spacing. CWDM devices may also include a 1310 nm mux/demux in order to integrate video, data and voice services. Corning CWDM devices are qualified for indoor and outdoor use and have a wide variety of packaging options, from indoor rack-mountable applications to outdoor enclosure solutions.