TESCAN ORSAY HOLDING is a multi-national company established in 2013 by the merger of the Czech company TESCAN and the French company ORSAY PHYSICS. Located at Brno, Czech Republic, a region with long tradition in electron optics research, TESCAN has built a formidable reputation in the field of designing, manufacturing and selling scanning electron microscopes and system solutions for different applications. 2500+ SEMs installed in over 80 countries are a testament to TESCAN’s first-class quality and proven technology.