Pixel-level dimming liquid crystal layer/ geometric phase lens eliminates ghosting/ washout in AR glasses caused by bright ambient light
https://techxplore.com/news/2026-03-method-blocks-ambient-images-sharp.html "AR glasses use transparent displays, but brightly lit environment like outdoors/ sunlight causes faint, translucent, difficult to see digital images... sunglasses only make real world dim... overcome selectively blocking light only in specific areas where digital content being projected, using thin film behind AR display... blacks out real-world light exactly behind digital image/ text... energy efficient... outdoor navigation, industrial safety, immersive gaming"