Border-free display device

The utility model relates to a display screen, and discloses a border-free display device. The border-free display device comprises a display screen, borders, a transparent cover plate and a light guiding medium, the borders where display drive circuits are distributed are arranged on the two sides of the display screen, the transparent cover plate covers the display screen and the borders, the light guiding medium is arranged between the display screen and the cover plate, and the plane width of the cover plate is larger than that of the borders. According to the border-free display device, the visual effect quality is improved by means of different technical measures, a thought and solution schemes are provided for achieving the supper-narrow-border or border-free effect, and therefore the visual effect of people is greatly promoted. By using the optics refraction principle, the propagation direction of light is changed, so that a user thinks that the display area of the display screen is enlarged, and border-free display is achieved.