Measuring surface profiles
VisionMaster, a system that automatically measures, records, and analyses the surface profile of a 3-D object is now available from Crescent Technologies. Parts up to 70 ¥ 150 ¥ 20 mils can be profiled with a single pass. Developed for noncontact measurement in the medical, electronics, and precision machining industries, the system accommodates a range of opaque and transparent materials. Consisting of a sensor head, an interface board, and software running on Windows NT or 95 operating systems, the VisionMaster system costs $18,000. Crescent Technologies, 14 Dove Lane, St. Paul, MN 55127; (612) 483-4880.