The National Laboratory for Photometry and Radiometry offers calibration of fiberoptic equipment. The national laboratories are responsible for maintaining the national reference standards for each measurement quantity and spreading metrological competens and traceability to industry and society at. Avantes is the leading innovator in developing fiber-optic spectroscopy instruments and systems, with 30 years of experience creating customer-defined spectrometer configurations. Considerable research activities are of great importance to develop competence within each measurement area.