It means the wearer is in range. If the wearer is out of range, the red light comes on (possibly intermittently) and the yellow light goes off.
light guard trim
The Green Beans Green Warriors The Mean Greens The Mean Green Team
Blue what ? ! ? Do you mean an object that appears blue in white light ? Such an object appears black in green light.
Green is a colour the colour of growing grass or leaves. Green is also frequently taken to mean 'on' a green light means that the power is on, 'go' green traffic light mean it is permitted to go forward, 'OK' green is used to mean that everything is all correct.
it means that the light in the window isnt green
dont knw
it works
The green light on a traffic light means to go ahead. If you "get the green light," you have permission to move ahead on whatever project you are dealing with.
clear for landing or takeoff.
when the temperature light is green means that the engine is cold and needs to be warmed up.
The light is messed up call the City to fix it.