Calient provides high-density 3D MEMS (Micro-Electro-Mechanical Systems) optical circuit switching for software-defined networks and data centers. Its optical circuit switching technology is used by service providers, cloud computing, content delivery, and government networks. This offers businesses with adaptive photonic switching systems that enable dynamic optical layer optimization in software-defined networks and data centers. The company’s 3D-MEMS switches enable dynamic optical-layer sharing, optimization, and automation of high-performance test, compute, and network resources in data centers, optical transport networks, and DevOps test automation facilities. Calient Technologies was established in 1999 and is headquartered in Goleta, California.