This is a $171,078.00 firm fixed-price purchase order awarded to Tescan USA Inc., the U.S. subsidiary of the Czech-based Tescan ORSAY HOLDING, by the Food and Drug Administration (FDA). The contract is for a one-year base period with four one-year option periods, totaling a potential five-year period of performance. The contract provides for preventative maintenance services on a Tescan MIRA 3 XMU scanning electron microscope. As the manufacturer of the microscope, Tescan USA Inc. is the sole source provider for the required services, accessories, and software. The contract does not utilize any set-aside designations. Tescan USA Inc. has a history of supporting federal agencies, including NASA, the Department of Defense, and the Environmental Protection Agency, with specialized scientific instrumentation and maintenance services.