3D Cable-Based Cartesian Metrology System Robert L. Williams II Ohio University Athens, Ohio James S. Albus and Roger V. Bostelman NIST Gaithersburg, MD Submitted to the: Journal of Robotic Systems May, 2003 Keywords: metrology, cable-based metrology, cables, wires, string pots, rapid prototyping, robotics, automated construction. Contact information: Robert L. Williams II Associate Professor Department of Mechanical Engineering 257 Stocker Center Ohio University Athens, OH 45701-2979 Phone: (740) 593-1096 Fax: (740) 593-0476 E-mail:williar4@ohio.edu URL: http://www.ent.ohiou.edu/~bobw