From inside the belly of Ukrainian military tanks, VR headsets are granting operational crews real-time views of everything on the outside—no longer limiting pilots to small vision ports. Through multiple infrared cameras, this “Distributed Aperture System,” adds a “See-Through” technology to the notoriously clunky, armored vehicles. As Popular Mechanic notes, the key here is actually consumer electronics, specifically Microsoft’s Hololens mixed reality device. And it just so happens to make the outfitting process quite inexpensive. Learn more about how it all works at Popular Mechanics.