Night helmet display for corona detection

The embodiment of the utility model discloses a night helmet display, which comprises an ultraviolet object lens, a charge coupled device (CCD) image sensor, a micro display, an eye lens and a spectroscope/reflecting mirror, wherein the CCD image sensor is connected with the ultraviolet object lens, optical signals of corona and the background thereof are imaged on the photosensitive surface of the CCD image sensor and video signals are output by the CCD image sensor; the micro display is connected with the CCD image sensor and is used for receiving the video signals output by the CCD image sensor; the eye lens is connected with the micro display; and the spectroscope/reflecting mirror is connected with the eye lens, the spectroscope/reflecting mirror and the optical axis of the eye lens form an included angle, light rays reflected by the spectroscope/reflecting mirror enter human eyes and the human eyes see the virtual image of the corona and the background thereof at the same position as a real object. The