Gentex Corporation (Nasdaq: GNTX), the Zeeland, Michigan-based manufacturer of automatic-dimming rearview mirrors and commercial fire protection products, has opened a new automotive sales and engineering office in Paris, France. Gentex pioneered Night Vision Safety(TM)(NVS®) Mirrors, which automatically darken to reduce glare from the headlamps of vehicles approaching from the rear. The brighter the glare, the darker the mirrors become, making nighttime driving safer.