Why is the highway tunnel lights two yellow white?
Inside the tunnel was light yellow is white, is by the maintenance department according to the actual situation of the installation, general yellow incandescent lamp, white LED lamp, incandescent lamp life more electricity, but the price is low, the opposite of LED. Under normal circumstances, the illumination inside the tunnel will be adjusted according to the brightness of the environment. When the brightness of the tunnel is low, the light in the tunnel can be weakened.
Inside the tunnel was light yellow is white, is by the maintenance department according to the actual situation of the installation, general yellow incandescent lamp, white LED tunnel lamp, incandescent lamp life more electricity, but the price is low, the opposite of LED. Under normal circumstances, the illumination inside the tunnel will be adjusted according to the brightness of the environment. When the brightness of the tunnel is low, the light in the tunnel can be weakened.
In fact, not all two yellow white, told the tunnel lighting is set according to the actual situation of tunnel location, specific analysis
