We still haven't heard about any takers for the company's "hunter-killer' robot, but Elbit Systems has just scored a big contract for some of its other military gear. It's just announced that it's received a five-year $68 million contract from the U.S. Department of Defense, which will see it provide the Army, Navy, Marines Corps and Coast Guard with its AN/AVS-7 heads-up display system components. While complete details are obviously a bit light, the HUDs apparently incorporate an eMagin OLED microdisplay, and are said to "increase situational awareness and safety by allowing pilots to fly 'head out of the coc