I'll turn my LCD down, but it uses LEDs for back lighting and will only go so far at night or else it would start flickering. Most CRTs I had had a knob you cou

I'll turn my LCD down, but it uses LEDs for back lighting and will only go so far at night or else it would start flickering. Most CRTs I had had a knob you could turn, and you could keep turning it down till you can't see the image anymore.