OSI Systems [OSIS]<E> Rapiscan Systems division has received an $18 million order from an undisclosed U.S. government customer for Eagle cargo and vehicle inspection systems and its Secure 1000 Single Pose body scanner. The Secure 1000 is being used by the Transportation Security Administration and airport authorities in several foreign countries to screen passengers at airport checkpoints for explosives, weapons and contraband hidden beneath their clothing.