Xreal One Pro review: the impressive $649 AR glasses resemble normal spectacles from a distance and excel as a virtual, HD external display for PCs and phones (Chris Welch/Bloomberg)

Chris Welch / Bloomberg: Xreal One Pro review: the impressive $649 AR glasses resemble normal spectacles from a distance and excel as a virtual, HD external display for PCs and phones  —  Review: The company's latest augmented-reality glasses excel as an external display for phones, PCs and gaming devices.