Electro Optic Systems (EOS) Holdings Ltd. has completed the upgrade of its Tucson, Ariz., facility. The complex was designed for scalable production of between 10 and 75 remote weapon system units per week, as well as all other members of the EOS family of weapon systems. The Canberra, Australia-based company, recognizing the increasing importance of its US production base, has consolidated, expanded and extensively upgraded this plant.