How to adjust the rearview mirror correctly?

The rearview mirror of a car mainly provides observation function. Generally, after adjusting the rearview mirror, you can see the environment behind and under the car. So how should the rearview mirror be adjusted correctly?

1, adjust the rearview mirror, first of all, you need to obey the driver; The adjustment method of the left rearview mirror needs to keep the upper and lower positions equal, and can be adjusted according to the ratio of 1: 1; Left and right adjustment, the left side needs to occupy 3/4 of the width, and the right side needs to occupy 1/4 near the body position, as long as the door handle can be seen.

2. The method of adjusting the right rearview mirror is different from that of adjusting the left rearview mirror. The up-and-down adjustment mode needs to ensure that the sky accounts for 1/4 and the ground accounts for 3/4 of the mirror. The law of left-right adjustment requires that the left side accounts for 1/4 and the right side accounts for 3/4.

3. Adjustment method of the central rearview mirror: keep the position of the driver's right ear at the edge of the mirror, or adjust the rear windshield in the rearview mirror. The ratio of heaven and earth needs to be kept at 1: 1, which can provide drivers with a better view and see the environment behind the car clearly.