The polycarbonate plastic headlight lens on your car or truck degrades from the moment it leaves the factory. Air pollution, airborne grit, and ultraviolet light take the shine off and then discolor ...

A car's headlights grow yellow or cloudy over time due to the breakdown of the protective layer on the lens. That contamination can cause your headlights to be dimmer—and therefore less safe. One way ...

CARS.COM — When most people think of headlight maintenance, what first comes to mind is changing bulbs when they burn out. However, as a vehicle ages another culprit can strike: foggy headlights. With ...

Consumer Reports no longer updates this product category and maintains it for archival purposes only. Headlights with an aged, cloudy, or hazy look are becoming increasingly common, as the average age ...

Headlights are the most important things to keep clean on your car. Not only do these powerful beams let you see the road, they let other motorists see you. Most headlight lenses are made of ...

Do you notice your headlights just don't illuminate the road like they used to? Are the headlights cloudy or yellowed? All modern cars have headlights with plastic lenses and replaceable bulbs ...

We may receive a commission on purchases made from links. In the past, many car headlights were made of glass, which was expensive to make and often led to limitations in lens shape. Because of this, ...

According to research, nano crystals may soon turn a regular pair of eyeglasses into night vision glasses, which would certainly make driving in the dark easier. Until then, we'll have to rely on ...