LIGHTING LAMP HAVING DIMMINGFUNCTION

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Herein the device presence or an absence of the pedestrian or a vehicle in the illuminance illuminated discriminating the lighting lamp to change of the disclosure is provided to. The device herein is needless to construct an or security of inward and outward structure, such as pedestrian or a vehicle to the viewing purpose : various lighting a corridor in lamp in a, pedestrian or a vehicle a field of view of the imager used for maintaining a horizontal state of the illumination sections of illuminating an corridor; stable as to the illumination sections said for supplying a voltage to a ballast; pedestrian or a vehicle a motion sensitive sensor; and said motion sensitive sensor HO and, wirelessly is operatively connected sensor according to an inputted signal in said ballast is said lighting unit including a control part controlling the a voltage characterized in that. Therefore, sufficiently a persistent function of light lamp such as pedestrian while maintaining a high passage of-free midnight time measurer sets rare a street the illuminator at a high night wasted power can be prevented such as this effect can be obtained at a..