In the Harry Potter exists a known cloak of invisibility used several times by the protagonists to ... well, to become invisible obviously. The fact is that a company called Hyperstealth Biotech Corp says it has a camouflage material that is able to give these same capabilities to the soldiers.
Known as Quantum Stealth, this mantle, it seems, is able to "bend" or "bend" light around to those who look at him...
