Stereo image display device

The invention relates to a stereo image display device. The stereo image display device comprises a light-emitting unit and a stereo image layer, wherein the light-emitting unit comprises a light guiding part and at least one light source, the light guiding part is provided with a front side and a rear side, the front side and the rear side are arranged in an opposite mode, the light source is arranged opposite to the light guiding part so that light can irradiate the light guiding part, the stereo image layer is arranged on the light-emitting unit in a replaceable mode, and comprises an image layer and a stereo imaging unit, the image layer is arranged on the front side of the light guiding part, the stereo imaging unit is arranged on the other side, far away from the light guiding part, of the image layer in a positioning mode, and the light emitted by the light source is used in cooperation with the light guiding part, the image layer and the stereo imaging unit to form a stereo image. According to the ste