Walmart is expanding its use of augmented and virtual reality technology to include eyewear.The world’s largest retailer’s new offering, announced Tuesday (Jan. 30), comes at a time when consumers are seeking virtual reality (VR) experiences that mirror brick-and-mortar shopping.Walmart already uses augmented reality (AR) and VR to help its customers get a better, virtual, idea of how beauty, fashion and home items would look in the real world.Now, Walmart said it plans to expand this offering to help shopp ...