A Foldable And.. Invisible Phone?!
Yeah, you read the title correctly. In 2019, LG acquired the patent for a folding transparent phone. How’s that even possible?! While the technology to make certain components transparent — such as the camera or sim card doesn’t yet exist — the technology needed to make a transparent screen has existed for quite a while now. Believe it or not, there’s more than one way to make transparent screens - I’ll tell you the most interesting one… Two pieces of glass are coated with transparent & conductive material, (such as indium tin oxide) and a gel of polarizable molecules is sandwiched between them. Basically a transparent phone screen oreo. When an electric field is applied, the gel can go from...