Traffic Signal with a Long Visor on the Green Light
This traffic signal has a long visor on the green light, but normal visors on the yellow and red lights.
There may be some reasons for a long visor of a traffic signal. The light may be hard to see under sunlight, or the light may be annoying at night for the residents in the houses around the signal, or the signal should not be seen by people at unexpected position to prevent accidents.
It seems that this traffic signal has a long visor for the third reason. The first and second reason require long visors on the yellow and red lights.
Traffic Signal with a Long Visor on the Green Light
This traffic signal has a long visor on the green light, but normal visors on the yellow and red lights.
There may be some reasons for a long visor of a traffic signal. The light may be hard to see under sunlight, or the light may be annoying at night for the residents in the houses around the signal, or the signal should not be seen by people at unexpected position to prevent accidents.
It seems that this traffic signal has a long visor for the third reason. The first and second reason require long visors on the yellow and red lights.