Best price of Auto Light System car lights Modified LED Car Headlight for Toyota Hiace 2019-20201Year

Product description

The headlight optical system is a combination of bulbs, reflectors and light distribution mirrors. According to the structure of the headlight optical system, the headlight can be divided into three types: semi-closed, closed and projection.
1. semi-enclosed headlamp
The light distribution mirror and the reflector of the semi-enclosed headlight are stuck together and cannot be disassembled. The bulb can be installed from the rear end of the reflector. Bad sex. The combined headlight combines the front turn signals, front width lamps, high beams and low beams into a whole. At the same time, the reflector and light distribution mirror are made of organic materials into a whole. The bulb can be installed from the back conveniently. enter. Using combined headlights, car manufacturers can produce any style of headlight mirrors as needed to improve car aerodynamics, fuel economy and car styling.

2. closed headlamp
Enclosed headlamps are also divided into standard enclosed headlamps and halogen-tungsten enclosed headlamps.
The optical system of the standard closed headlamp is that the reflector and the light distribution mirror are welded as a whole to form the bulb shell, and the filament is welded on the base of the reflector. The reflective surface of the reflector is vacuum-plated aluminum, and the lamp is filled with inert gas and halogen. The advantage of this structure is that the sealing performance is good, the reflector will not be polluted by the atmosphere, the reflective efficiency is high, and the service life is long. However, after the filament burns out, the entire lighting group needs to be replaced, which is costly.