ASML Holding N.V. develops, produces, markets, sells, and services advanced semiconductor equipment systems consisting of lithography related systems primarily in the Netherlands, the United States, and Asia. It sells three categories of products, including DUV lithography, EUV lithography, and Holistic lithography solutions. The company offers TWINSCAN NXT (DUV) systems for imaging wafers, which consists of systems that operate at a specific wavelength of the light source, such as i-line, krypton fluoride, and argon fluoride. It also provides TWINSCAN NXE (EUV) lithography systems, which are equipped with new EUV light source technology and a new optical technology that uses reflective mirrors rather than the traditional lenses; and TWINSCAN XT, YieldStar, and PAS 5500. The company was formerly known as ASM Lithography Holding N.V. and changed its name to ASML Holding N.V. in 2001. ASML Holding N.V. was founded in 1984 and is headquartered in Veldhoven, the Netherlands.