Holographic virtual reality 3D 3mm thick displays with formfactor not much larger than a pair of regular eyeglasses

https://www.eurekalert.org/news-releases/1092778

"holographic display with large field of view, large eyebox, image quality... uses light's reflecting intensity, phase (way waves synchronize)... mixed reality seamless melding of holographic imagery/ real world views... waveguide steers image to viewer’s eye... AI-calibration method optimizes holographic image quality/ 3D... large field of view/ area in which pupil can move still seeing entire image enhancing crispmess/ focus, immersiveness... no neck/ eye fatigue even with all-day use”