LetinAR develops an optical system for AR smart glasses, which plays the same role as smartphone displays. The optical system comprises LetinAR’s self-developed “Pin Mirror (“PinMR™”) lens” and a microdisplay made by external partners.LetinAR has applied the so-called “Pinhole Effect” to tiny mirrors and embedded them with eyeglass lenses.With LetinAR PinMR™ lens, smart glasses manufacturers can build smart glasses worn like a pair of conventional glasses. The simple structure of PinMR™ Lens module can facilitate mass production.