TESCAN ORSAY HOLDING is a multi-national company established by the merger of the Czech company TESCAN, a leading global supplier of SEMs, focused ion beam workstations and 4D-STEM, and the French company ORSAY PHYSICS, a world leader in customized Focused Ion Beam and Electron Beam technology. The TESCAN brand has, within 31 years of its existence, built a formidable reputation for designing and manufacturing scanning electron microscopes and system solutions for micro and nanotechnology and related applications. TESCAN's product range meets customers' requirements of any level in the fields like material sciences, industry, biology, life sciences, forensic sciences etc. More than 3000 SEMs installed in over 80 countries are a testament to TESCAN's first-class quality and proven technology. TESCAN is a leading global producer and supplier of scanning electron microscopes, focused ion beam scanning electron microscopes and micro-CT solutions. The revolutionary new TENSOR―the first 4D-scanning transmission electron microscope (4D-STEM) built from the ground up for a totally new level of performance and user experience in multimodal nano-characterization applications (morphological, chemical, and structural), including materials scientists, semiconductor R&D and failure analysis (FA) engineers, and crystallographers.