LED lights are a kind of energy-saving and environmentally friendly lighting equipment with a long life span. And the optical lens is an important part of the LED lamps and lanterns, and its role is to gather and concentrate the light scattered by the light-emitting diode. Therefore, LED optical lens is a kind of lens that can enhance the brightness of LED light and the effect of light gathering.

The function of the lens:
1：the function of the lens is to gather light, like a magnifying glass, can gather the light, so that the light can be farther away;

2：there is also can limit the angle of the light, otherwise the light will spread out to the surrounding, affecting other car owners and pedestrians;
3：the function of the lens in addition to controlling the dispersion range of light, the main can be concentrated, limited light reasonable use, so that the lighting effect of the car lights more bright.

Led car lights installed lens, the light will not spread, will not affect the opposite side of the vehicle driver’s line of sight, can play a safe driving role.
When installing led car lights, often use the lens, so that the vehicle’s light shot out will be wider, more concentrated, and will not pierce the eyes of other drivers.