KLA-Tencor Corporation (KLA-Tencor) is a supplier of process control and yield management solutions for the semiconductor and related nanoelectronics industries. The Company's products are also used in a number of other high technology industries, including the light emitting diode (LED) and data storage industries, as well as general materials research. Its products and services are used by bare wafer, integrated circuit (IC), lithography reticle (reticle or mask) and disk manufacturers around the world. The Company's inspection and metrology products and related offerings are categorized in various groups, including Chip Manufacturing, Wafer Manufacturing, Reticle Manufacturing, LED, Power Device and Compound Semiconductor Manufacturing, Data Storage Media/Head Manufacturing, Microelectromechanical Systems (MEMS) Manufacturing, and General Purpose/Lab Applications. It also provides refurbished KLA-Tencor tools as service and support for its products.