Headlight covers are made of a hardened plastics (various thermoplastics) that manufactured with a high accuracy of mold reproducibility ,or in some cases glass material. In the case of headlamp systems with a high thermal stress, reflectors may also be manufactured from aluminium or magnesium.
Driver should take steps to safeguard the headlight:
- Avoid, if at all possible, parking where the sun is shining on your headlights for a prolonged period of time.
- Rinse your headlights every three to four months with soap designed for vehicles. This helps prevent pollution and dirt build up.
- Apply UV protection.
Car headlight, is like the eyes of the cars, not only representing the intention of the driver, but also diretly affects the safety of the car.Car headlight acts as a signal and lights up the way in the dark and , showing us the path more clearly.Protecting and taking care of the headlight is important for both the safety of driver and others.
Source
https://www.taylorautoglass.com/headlights-from-damage/

