OPPO will demonstrate glasses with a built-in micro LED projector at its Inno Day 2021. Wearers receive notifications from a connected smartphone via the glasses, and the Air Glass also offers translation and navigation functions. OPPO will release the glasses in China next year. The OPPO Air Glass weighs 30 grams and is a module that must be placed on a glasses frame. The housing of the glasses contains a micro LED projector that, according to OPPO, has a volume of 0.5 cm³ and is therefore about the size of a coffee bean. The projector uses a lens with five…