Coherent Inc. expanded its fiber laser operation in Tampere, Finland, and designated the facility as a Center of Excellence for fiber lasers. Coherent will combine standalone fiber laser source assembly and testing at the site with the manufacture of fiber laser components, laser engines and combiners. The center will bring together the company’s fiber laser manufacturing and testing expertise into more than 53,000 sq. ft. of production floor space, including more than 10,000 sq. ft. of cleanroom for fabrication of critical optical components.