Raytheon will sell its optical systems business to BFGoodrich, both companies announced today. "Raytheon will use proceeds from the sale to reduce its debt," the company said in a statement. While the amount of the sale was not disclosed, the optical systems business had sales of $152 million in 1999. The unit supplies systems for use in the U-2 reconnaissance aircraft, Apache and SuperCobra attack helicopters, NASA's Hubble Space Telescope and the Chandra X-ray Observatory. BFGoodrich's acquisition will "dramatically" advance...