- Network Design
3M offers coarse wavelength-division multiplexers in smaller footprint
3M used this week’s SCTE Cable-Tec Expo to launch a new line of coarse wavelength-division multiplexers (CWDMs) in a form factor the company asserts is among the smallest and thinnest available. The company also introduced a new line of optical splitters based on planar lightwave circuit (PLC) technology.