Onto Innovation Inc. engages in the design, development, manufacture, and support of process control tools that perform macro-defect inspection and metrology in the United States, Taiwan, South Korea, Japan, China, Southeast Asia, Asia, and Europe. The company offers lithography systems and process control analytical software; and automated and integrated metrology systems, silicon wafer all-surface inspection, macro defect inspection, automated defect classification and pattern analysis, yield analysis, opaque film metrology, 4D business, advanced packaging lithography, process control software, and yield management software products. It also provides process and yield management solutions, and device packaging and test facilities through standalone systems for optical metrology, macro-de…