A method for printing a stereograph includes manufacturing a lenticular lens structure on a surface of a protecting region of a ribbon wherein the ribbon includes a plurality of dye regions and the protecting region, receiving a target image data, conveying a print medium, transferring the plurality of dye regions of the ribbon onto the print medium respectively according to the target image data when conveying the print medium, and transferring the protecting region of the ribbon onto the print medium after transferring the plurality of dye regions of the ribbon onto the print medium.