30 Jun 2008 New revised engineering reference section covers vacuum preparation for motion control applications Aerotech has recently updated and expanded the Vacuum Preparation section of its Engineering Reference tutorial. Available online at the www.aerotech.com website in HTML or in downloadable PDF format, the section details important design considerations and recommendations for high precision motion control systems in vacuum levels categorised from low vacuum (10-3 Torr), through standard (10-6 Torr) to high vacuum (10-8 Torr). | 
