1. An automatic vehicle exterior light control, comprising: an image sensor; and a controller in communication with said image sensor, said controller configured to generate at least one parameter selected from the group comprising sensitivity, image window size, field of view, image window center, rate of change of exterior light brightness, image analysis, exterior light automatic operation inhibit, image sensor aim, exterior light control transition delay, operator indicator, and variable spectral filter; wherein, said at least one parameter is a function of a vehicle speed signal.