SÜSS MicroTec SE is a holding company, which engages in the manufacture and distribution of products using microelectromechanical systems and microelectronics. It operates through the following segments: Lithography, Bonder, Photomask Equipment, and Others. The Lithography segment is involved in the production and trade of the mask aligner, developer, and coater product lines as well as the UV projection and laser processing product lines. The Bonder segment encompasses the development, production, and distribution of the bonder product line. The Photomask Equipment segment comprises the development and production of specialized systems for the cleaning and processing of photomasks for the semiconductor industry. The Others segment includes the micro-optics activities. The company was founded by Karl Süss in 1949 and is headquartered Garching, Germany.