According to Zacks, "Gentex Corporation is an international company that provides high-quality products to the worldwide automotive industry and North American fire protection market. The Company develops, manufactures and markets proprietary electro-optic products, including interior and exterior electrochromic, automatic-dimming Night Vision Safety automotive rearview mirrors that dim in proportion to the amount of headlight glare from trailing vehicle headlamps, and an extensive line of fire protection products for commercial applications.