Daily News Briefs

The International Microelectronics And Packaging Society (IMAPS) said 50 percent of available exhibit space has been sold for the 36th Annual Symposium on Microelectronics, to be held Nov. 16-20 at the Hynes Convention Center in Boston. Exhibitors will include BTU International, Dow Corning, Kyocera America, M/A-COM, NTK Technologies, Teledyne Microelectronics and Toshiba America Electronic Components. . . . Leybold Optics has added a spectral ellipsometer for analysis of optical coatings on eyeglasses to its application and testing laboratory in Alzenau, Germany.