Electronic instruments maker Ametek announced Tuesday that it has acquired privately held Technical Manufacturing Corp. (TMC) of Peabody, Mass., a manufacturer of vibration isolation systems and optical test benches. Financial terms were not disclosed. TMC's products are used to isolate highly sensitive instruments such as scanning electron microscopes and ultraprecision machine tools for the microelectronics, life sciences, photonics and ultraprecision manufacturing industries. It also supplies passive vibration cancellation systems, optical test tables, and acoustic and magnetic isolation hoods. TMC has estimated annual sales of $30 million. TMC will become part of Ametek Electronic Instrument Group's Ultra Precision Technologies Div., which develops ultraprecision measurement instruments and machine tools and manufacturing systems for the semiconductor, photovoltaic, nanotechnology, military and ophthalmic lens markets. Ametek EIG recorded sales of $1.3 billion in 2010; Ametek overall reported sales of $3 billion. For more information, visit: www.ametek.com