Burle Industries, Inc., is a manufacturer and supplier of specialized electron tubes and electro-optic products sold throughout the world. Burle is headquartered in Lancaster, Pennsylvania, USA with additional locations in Sturbridge, Massachusetts, Germany, and Mexico. Burle manufactures Power Tubes and Cavities; Conversion tubes - photomultiplier tubes and imaging tubes; ELECTRO-OPTICS Products - Microchannel plates, Channeltron(r) amplifiers, flexible fiber optics, and accessories; and Plating and Environmental Testing services