Piezo Motor Model 1-20 Dynamic Structures & Materials, LLC New high performance linear piezoelectric motor (Pat# 7,471,030 B2) with integrated non-magnetic cross-roller bearings. • Compatible with vacuum and non-magnetic Total stroke Min/Max Step Size Integrated Sensor Closed-loop resolution Axial Drive Stiffness Out of Plane Angular Motion Motor Speed Stall force / Power off Hold Operating Voltage MicroE 3500 Optical Encoder Up to 1 mm/sec (with MD-90 motor driver)