Vacuum Process Technology (VPT) is a company designing and manufacturing thin-film coating systems. It offers batch coaters, in-line coaters, ion-beam sputtering (IBS) systems, deposition sources, and spare parts. The company also provides system refurbishments, such as control systems retrofits, substrate fixture systems, and system modifications and upgrades. VPT serves the solar, health care, precision optics, defense and astronomy, and aerospace industries.