Electronic components company Molex Inc. of Lisle, Ill., has acquired Polymicro Technologies LLC, a Phoenix-based manufacturer of silica capillary tubing and specialty optical fibers, optical fiber and capillary assemblies, discrete microcomponents and quartz optical fiber ferrules. Polymicro will operate as a subsidiary of Molex and will be part of the company’s Global Integrated Products Div. The acquisition will enable Molex to strengthen its position in the global fiber optic assemblies market, expanding its offerings in the medical, military and communications sectors as well as in the analytical, genomic and biotechnology markets. Terms of the transaction were not disclosed.