There have been several interesting 3D solutions including glasses-free, over the years. Unfortunately, the public so far has not been real interested in 3D.
MIAMI, Dec. 28, 2021 /PRNewswire/ — IQH3D will be premiering their glasses-free 3D products at CES Las Vegas 2022 in booth #19274. IQH3D has pioneered a new generation of 3D devices through research and development of Glasses-Free 3D products and advanced software applications that will be on display. Experience the highest quality 3D optics ever produced on a consumer device with the featured product SKYY 10.8″ Streaming 3D tablet. All IQH3D’s devices can be used for viewing 3D content and extraordinary NFT Stereoscopic Digital Art. CES 2022 attendees are invited to visit www.IQH3D.com to learn more about IQH3D’s line of products.
Source: Breakthrough Glasses-Free 3D Technology on Display at CES 2022 | National News | kpvi.com
Those that I have seen have looked pretty good, too.