COMPUTER FUNDAMENTALS

Detailed explanation-1: -The earliest functional AR systems that provided immersive mixed reality experiences for users were invented in the early 1990s, starting with the Virtual Fixtures system developed at the U.S. Air Force’s Armstrong Laboratory in 1992.

Detailed explanation-2: -AR and VR equipment used in military VR uses head mounted displays with an inbuilt tracking system and data gloves to enable interaction. In combat visualization soldiers and personnel wears glasses which creates a 3D depth illusion.