XREAL and ASUS ROG are turning AR glasses into a serious gaming accessory with the new AR  a premium wearable display system designed for PC and handheld gamers who want a massive virtual screen without carrying a large monitor around. ASUS ROG and XREAL packed a 240Hz refresh rate ,  a 171-inch virtual screen ,  a 57-degree field of view , and  a 0.01ms response time into a device that weighs just 91g . According to XREAL, ROG XREAL R1 combines the best of what ROG does and the best of what XREAL does into a pair of gaming-focused smart glasses. The glasses plug into the ROG Control Dock , which connects to a PC, console, or handheld gaming system through DisplayPort 1.4 or two HDMI 2.0 ports. The $849 high price tag reflects both the premium display specs and the included dock, which is required to unlock the full 240Hz experience. For ASUS ROG Ally users , the setup can create a large virtual gaming screen while the handheld’s own display remains active for controls and adjustments.…