Lightem WDM, CWDM and DWDM Mux is designed to multiplex multiple channels into one or two fibers. Available in fiber fanout module , 19″ Rack Mount or LGX module packaging. Lightem DWDM solutions are flexible enough for point to point or point to multi point via serial bus network design with Muxes or OADM modules. Optional CWDM port for existing CWDM traffic is available to multiplex with these CWDM or DWDM Channels on same fiber, fully utilise with the existing backbone fiber.