Product picture - MultiDyne Coarse Wavelength Division Multiplexer For 1271 Through 1611NM. Supports Up To 18 CWDM Wavelengths MultiDyne, Coarse, Wavelength, Division, Multiplexer, 1271, Through, 1611NM., Supports, Up, To, 18, CWDM, Wavelengths Click the image to close this page