Until the early 1990s, many cars had the same basic sealed-beam incandescent-bulb headlights that lit the road in front of the Ford Model T in 1908. These headlights were modest, and they served the automobile industry admirably for more than half a century. Fifteen years ago, the invention of “high-intensity discharge” (HID) vehicle headlights revolutionized […]
What Are HID Headlights
