A&D HOLON Holdings Company Limited engages in the provision of measurement technologies. Its principal products include measurement, control, and simulation systems; FFT, sound, and vibration analyzers; digital ultrasonic flaw detectors; digital ultrasonic thickness meters; material testing machines; A/D D/A converters for semiconductor manufacturing equipment; electron guns; electronic balances; digital platform scales; weighing indicators; weighing controllers; various industrial weighing equipment; and load cells. The company's principal products also comprise weighing and measurement data processing systems; medical digital blood pressure monitors; various scales for medical use; home digital blood pressure meters; digital home scales; ultrasonic inhalers; photomask CD-SEM products; photomask defect review SEM products; and roller mold measurement tools. A&D HOLON Holdings Company Limited was incorporated in 1977 and is headquartered in Tokyo, Japan.