Magic Eye tubes were popular as tuning guides on old-school radio gear. However, the tubes, the 6U5 model in particular, have become rare and remarkably hard to come by of late. When the supply dri… ...

In the excellent video above, Clint Basinger (LGR) delves deep into the history of Magic Eye (previously N.E. Thing Enterprises), inspired by a long-held fascination with the images.