CBL – Communication by light GmbH was established in 1991 and is headquartered in Münster, near Dieburg, Germany. CBL is a pioneer in optical transmission technology and a leading supplier of wireless technology. It offers wireless optical systems and a wide range of microwave radio systems in regulated frequency ranges. It also offers high-speed fibre optic data transmission, which leads to two distinct product lines: active components for in-house cabling systems (fibre-to-the-desk), and time and wavelength division multiplexers (TDM and xWDM). CBL’s main business comprises optical and microwave wireless systems, xWDM systems and the development and production of OEM products.


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