Tiny pixels—eMagin is developing an invisible pixel micro-display

The better to see you with my dear. My grandmother told me, never stick anything smaller than your elbow in you eyes or ear. But grandma didn’t know about lasers, VR, and AR (she would have liked them). By now almost anyone reading this knows about the screen-door effect one gets when a display is placed close to your eye—you see the pixel boundaries. Screen door effect As mentioned in Augmented Reality: Where We Will All Live (page 198), the screen-door effect (SDE) or fixed-pattern noise (FPN) is a visual artifact of displays, where the distance between pixels (or subpixels)