What? Sensofar “develop[s], manufacture[s] and commercialize[s] high-end metrology tools” and provides consultancy service in the field of metrology.

What, exactly? Metrology here is optical inspection: non-contact 3d surface examination using interferometry and other profiling technologies. They also have a dedicated medical department that provides, among others, inspection equipment for stents. This ensures that what goes in the body is safe and optimal.