Nion is a world-class developer of advanced scanning transmission electron microscopes and electron-optical instruments. They collaborate closely with customers to create instruments that address real-world needs, offering clean, bakeable vacuum systems, advanced electron optics, and flexible configurations for various applications. Nion invests significantly in research to advance electron microscopy, designing state-of-the-art aberration correctors, sample stages, detectors, and emission guns. Their instruments excel in resolution, current delivery, and energy spread control. Nion was founded in 1997 in Washington, USA, and is now part of Bruker Corporation, focusing on designing, building, delivering, and supporting innovative STEMs.