Engineering Guide to Measuring and Profiling ScannersThe 2004-2005 &ldquoEngineering Guide to Measuring and Profiling Scanners&rdquo provides complete details and product features, options, application examples, specifications, schematic/system drawings, dimensions and ordering information for measuring light curtains, vehicle scanners, area sensors, part detection scanners and yarn-break sensors.Scientific Technologies Inc.: 800-479-3658; www.sti.com