Specialized in optics, most of the CSL activities are focused on applications and payloads involving optical elements, detectors, metrology and space-testing equipments. Being a Research Center of the University of Liege, CSL is in direct contact with networks of various competencies, making it an efficient partner for a wide range of research and technology projects. Being also deeply involved with industrial partnerships, CSL offers a set of various services for space industry but also for local and European industry, using the equipments and the know-how acquired for space activities.