With its unique sensor systems for industry applications, fos4X has revolutionized fibre-optic measurement technology which previously had only worked with precision under laboratory conditions. Now, diverse industry applications are possible at competitive costs, such as the precise monitoring of capital goods of all kinds. fos4X thus offers complete, flexible solutions for sophisticated industry customers: sensors, measurement devices, software modules, and intelligent data analyses. In this way, fos4X solves customer problems in rapidly growing markets, e.g. for measuring loads on rotor blades at wind-power stations and infrastructure monitoring in the railway industry.