National Aperture Inc. - Salem, NHManufactures precision apertures and miniature micropositioning components. Apertures: pinholes, air slits, and patterns on foils, exotic materials, and reflective surfaces. Micropositioning products: miniature motorized linear and rotary translation stages, PC-based servo-control systems, and light-duty servo amplifiers.
PI (Physik Instrumente) LP, Motion Control, Air Bearings, Piezo Mechanics - Auburn, MAGlobal leader in precision motion control, nanopositioning stages, and automation subsystems. Technologies include hexapods, air bearings, and piezo drives. More than 50 years of experience and 1600 employees. Manufacturing sites in USA, Europe, Asia. PI's customers are leaders in photonics, life sciences, semiconductors, and aerospace.
Siskiyou Corporation - Grants Pass, ORDesigns and manufactures precision catalog and custom optomechanical components, motorized and manual translation stages and related assembly hardware for OEM laser manufacturers, measurement and assembly applications, and research applications in physics, optics, semiconductor materials, chemistry, and the life sciences.