By the late 1960s, Sony was already making significant strides in television technology. From the introduction of the world’s first portable transistor TV, the TV8-301 in 1960, to the groundbreaking launch of the Trinitron in 1968, the company had a reputation for innovation. But that same year, a prototype emerged that could blow the minds of even the biggest tech enthusiasts: a 100-inch flat display that appeared to be straight out of a sci-fi movie.

