If you buy from a link, we may earn a commission. Learn more While most off-road LED light bars come with a combination of spot and flood beam patterns, it is crucial to know how each improves your ...

An LED and a semiconductor laser (or laser LED) work in essentially the same way, that is, light is emitted as electrons and holes combine, with emission wavelength dependent upon the materials used.

The quest for electrification in the automobile industry has resulted in an extraordinary explosion of unusual cars. Newer, slim designs that wrap around a car’s front, back, or sides are taking the ...

Headlights typically serve one purpose -- helping drivers see the road. To illuminate the asphalt at night the lights traditionally had two settings. Low beams for driving around town and passing ...