Stage light with defogging device

A stage light with a defogging device, comprising a light head, in which a mounting plate configured for fixing a light source and a supporting plate configured for mounting an optical lens are arranged, wherein at a light outlet of the light head a light emitting lens is provided, a light source cavity is formed by the supporting plate, the mounting plate and an inner side wall of the light head, and a blower is arranged in the light source cavity, which is configured to guide airflow into space between the supporting plate and the light emitting lens through an air guiding element;

• wherein the stage light further comprising an annular air duct disposed around the light emitting lens, wherein the annular air duct is communicated with the air guiding element, and a side wall of the annular air duct close to a center of the light emitting lens is provided with a plurality of air exhaust holes;
• wherein the annular air duct comprises a surrounding plate extending from the inner side wall of the light head and a sealing bottom plate configured for sealing a space between the surrounding plate and the inner side wall of the light head, and the annular air duct is formed by the surrounding plate, the sealing bottom plate and the inner side wall of the light head.