After getting measured for his new flight suit, Navy Capt. Mike Saunders, 33rd Fighter Wing Operations Group deputy commander, tries on the new F-35 joint strike fighter helmet Feb. 25 at Eglin AFB, Fla. The helmet, made of carbon fiber and Kevlar, features cameras equipped with night vision and a display system capable of projecting information such as airspeed onto the pilot’s visor. (U.S. Air Force photo/Airman 1st Class Anthony Jennings)