Anritsu (アンリツ株式会社) is a company that provides test and measurement solutions with a focus on communication applications. It develops, manufactures, and sells wireless, optical, digital, and IP test solutions for the equipment, handsets, modules, and electronic components in communication systems. The company also offers connectivity components and accessories, product quality assurance (PQA) systems for production lines, service assurance systems for telecom operators and manufacturers of related equipment, as well as optical and ultrafast electron devices used in optical communication systems and in the medical, measurement, and disaster prevention fields.