A light glazing for a motor vehicle includes a first transparent sheet, a masking zone with a first unmasked zone, a first light source, coupled optically to a transparent element, called light guide, a first extraction device for extracting light guided in the light guide, the first light extraction device being opposite the first unmasked zone so that one or more of the illuminated patterns are visible on the side of the second main face, on the second main face side, an opaque rear masking element, covering the first light extraction device, the first light extraction device being between the second main face and the rear masking element.