In Camarillo, Calif., Optimum Optical Systems Inc. (OOSI) has received two new contracts. DRS Technologies Inc. of Parsippany, N.J., has awarded the California-based company $3.1 million to deliver the infrared mast-mounted sight from 2010 to 2011, at a rate of five per month, with a possible follow-on order. OOSI has signed a contract with Lockheed Martin Corp. of Bethesda, Md., to supply 12 simulators for its M-1 tanks for $820,000; a follow-on order is also expected.