Time：2020-9-18 17:03:38
Describe：
The lens color light signal mechanism uses a separate lamp chamber as a carrier to provide light source. Each lamp chamber is equipped with lens glasses of different colors to transmit light signals of different colors. The lens type color light signal mechanism indicates the signal by its light color, number, and lighting state and instructs the receiving and departure and the shunting operations.
The lens color light signal mechanism uses a separate lamp chamber as a carrier to provide light source. Each lamp chamber is equipped with lens glasses of different colors to transmit light signals of different colors. The lens type color light signal mechanism indicates the signal by its light color, number, and lighting state and instructs the receiving and departure and the shunting operations.
