Even if lighting is installed inside the tunnel, the brightness will be lower than the outdoor light, and even those tunnels that do not even have a light are not to be mentioned. Therefore, we drive into and out of the tunnel, the eyes are inevitably be an instant "blinding", but the extent of each person feel different. Of course, there is a way to improve this bad visual condition, that is, before driving into the tunnel, open the car near the light.
It is important to have other vehicles aware of your presence, since the vast majority of tunnel accidents are caused by the driver's judgment that the other vehicles Position errors caused. Many drivers do not drive lights to go tunnel habits, their reason is nothing more than "I can see clearly, no need to drive lights." But the problem is, even if your vision no matter how superior, you can not guarantee that other drivers are as sharp as you eyes; If you really encounter a vision is not gnaw drop drivers, you can only pray that he do not close to your car.