BBCNEWS Click December 18, 2021 01:50:00
Sd portrait. the device converts a 3d image into dozens of different perspectives and then shows them all at once. but depending on the angle from which you are looking at it, each of your eyes sees only one of these perspectives at a time, which means as you move from side to side cover background and foreground move relative to each other, giving a real illusion of depth. this is something called a lenticular screen, which is not in itself a new idea, but this device is the best example of it that i have seen. it can even show a photo taken from your phone and use the extra depth information...
Source: archive.org