ASML Holding NV engages in designing, manufacturing, marketing, and servicing semiconductor processing equipment used in the fabrication of integrated circuits or chips worldwide. It provides PAS 5500 family products that comprise wafer steppers, and step and scan systems suitable for the i-line, krypton fluoride, and argon fluoride processing of wafers. The company also offers TWINSCAN systems for manufacturing environments for which design resolutions down to 38 nanometers are required; TWINSCAN NXT system to support extreme ultraviolet lithography imaging in various system critical areas; and NXE system, an optical technology that utilizes reflective mirrors. ASML Holding NV markets and sells its products through its direct sales force. 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.