DWDM supports up to 96 wavelengths, and each channel width is + / - 0.4nm at 50GHz standard ITU grid. Dense demultiplexing architecture can install 96 wavelengths on a single fiber and support long-range and Metro applications with a capacity of 100g / 200g per wavelength.Opelink offers a range of DWDM MUX / demux modules with up to 96 channels (spaced at 50GHz, 100GHz or 200ghz) in simplex or duplex configurations.