Gentex is the world's leading supplier of dimmable devices, shipping over 40 million units annually. The company's current product portfolio consists of glare-eliminating interior and exterior rearview mirrors, and electronically dimmable windows for the aerospace industry. Gentex is now developing large-area dimmable devices for in-vehicle lighting, sunload, and privacy control, including dimmable sunroofs, which darken on demand or in conjunction with system intelligence.