Marines test new night vision goggles in realistic setting - U.S. Marines with the Aviation Combat Element, Marine Rotational Force – Darwin, conduct practical application to compare green and white phosphor night vision goggles at RAAF Base Darwin, Australia, June 18, 2019. White phosphor goggles will replace the traditional green phosphor goggles for improved night vision capabilities during MRF-D aviation operations. (U.S. Marine Corps photo by Lance Cpl. Kealii De Los Santos)