A lamps and lanterns for stage pattern changes

A lamps and lanterns for stage pattern changes, including bottom open -ended box body, the cavity is offered respectively to the box body both sides, the groove is offered respectively at both ends around the opposite face of two cavitys, pass through the groove and the box body is inside communicates with each other, two cavitys to side two vertical racks of fixed mounting respectively, the rackwith pass through the groove one -to -one, be equipped with a set of power device's of having gear train in every cavity, the gear train is by the gear of two coaxial couplings, gear in the gear traincan and the rack toothing that corresponds coordinate. Through the utility model discloses a device can make the various angle modulations of imaging lamp, makes the universal change of light patterndevelopments of imaging lamp output to the satisfied stage lighting's who becomes increasingly abundant lighting needs, thus make the stage lighting effect more pleasing to the eye. 用于舞台图案变化的灯具，包括底部开口的盒体，盒体两侧分别开设腔体，两个腔体的相对面的前后