Mad City Labs Inc. - Madison, WIDesigns and manufactures piezo nanopositioning systems and nanoscale precision instruments for metrology, photonics, astronomy, and microscopy. Closed loop nanopositioners with low noise, high stability PicoQ sensors. Products include piezo nanopositioners, single molecule microscopes, high precision micropositioning, AFM, and custom design.
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.