Veeco Instruments Inc. has acquired privately held Solid State Equipment Holdings LLC, a maker of wafer-processing equipment used in making semiconductors and tiny microelectromechanical devices, for about $150 million in cash, the companies announced Thursday. Plainview-based Veeco forecast revenue of the Horsham, Pennsylvania-based company to be $65 million in 2015 and said the transaction... Veeco Instruments Inc. has acquired privately held Solid State Equipment Holdings LLC, a maker of wafer-processing equipment used in making semiconductors and tiny microelectromechanical devices, for about $150 million in cash, the companies announced Thursday.