El-Op Electro-optics Industries, a subsidiary of Elbit Systems Ltd., will supply Lockheed Martin with head-up displays for the Israeli air force's F-16I aircraft. The wide-field-of-view systems will employ advanced technologies based on the company's experience in the design and construction of more than 2000 displays for a variety of aircraft.Lockheed Martin's order is expected to exceed $7 million over four years.