When we got our first look at US Army soldiers testing Microsoft’s modified HoloLens 2 last year, it still looked very much like the commercial edition, with some additional sensors attached.Today, the prototype Integrated Visual Augmentation System (IVAS), produced under an initial $480 million contract, looks much more like battle-ready technology, with a much larger visor and sensors bundled in a rugged-looking, beige enclosure.Don’t Miss: US Military Shows Off Modified HoloLens 2 Augmented Reality SystemNow that the US Army has extended a five-year, $21 billion contract (with a possible five-year extension) to Microsoft to produce approximately 120,000 military-grade HoloLens 2, Microsoft has revealed some additional details from behind the scenes.The IVAS prototype is the product of two years of close collaboration between vendor and customer, where Microsoft team members participated in several week-long boot camps and the Army was exposed to Microsoft’s “user-centric” design…more