BILLERICA, Mass., 11 Oct. 2007. American Science and Engineering Inc. (AS&E), has received from the U.S Government its first Z Portal drive-through screening system and reorders three Z Backscatter Vans (ZBV) for inspecting trucks and passenger cars in high-volume traffic areas. For maximum threat detection capability, the Z Portal system is configured with three Z Backscatter imaging modules (left, right, and top-view) and Forwardscatter technology. With this order, more than 300 ZBVs will be deployed worldwide for force protection, VIP and event security, law enforcement, and port and border security. The contracts are valued at $3.9 million, and include installation, and operator training.