Zygo Corporation (Zygo) designs, develops, and manufactures ultra-high precision measurement solutions. The Company operates in two segments: Metrology Solutions Division and Optical Systems Division. Its Metrology Solutions Division manufactures products for technology companies. Its Optical Systems Division provides product development and manufacturing services for, defense, semiconductor, laser fusion research, life-sciences, and other industrial markets. The Metrology Solutions Division has manufacturing locations in Middlefield, Connecticut; Montreal Canada, and Shanghai, China. The Optical Systems Division has manufacturing locations in Middlefield, Connecticut; Tucson, Arizona; and Costa Mesa, California.