A stereoscopic image display device comprising: a display having a displaying surface divided into a plurality of sections, each of the sections including a plurality of small images (12a, 12b, 12c, 12d) displayed, each of the small images (12a, 12b, 12c, 12d) having a plurality of preset minute images; a shutter panel disposed in front of the display, the shutter panel including a plurality of first mechanical shutters arranged side by side in units of the minute image, the first mechanical shutters time-divisionally dividing each of the sections per each of the small images (12a, 12b, 12c, 12d) by switching on and off in units of the minute image; and an image forming panel including a plurality of second mechanical shutters arranged side by side, each of the second mechanical shutters switching a minute opening portion on and off as an image forming means forming an image from light rays from each of the small images (12a, 12b, 12c, 12d), the light rays from each of the small images (12a, 12b, 12c, 12d) passing through the first mechanical shutters when the first mechanical shutters are on, wherein each of the small images (12a, 12b, 12c, 12d) forms a part of a stereoscopic image to be displayed, one of the second mechanical shutters is provided for each of the small images (12a, 12b, 12c, 12d), displaying areas of the small images (12a, 12b, 12c, 12d) displayed in each of the sections are partially overlapped on each other, while the minute images are arranged in a manner where a set of the minute images forming one of the small images (12a, 12b, 12c, 12d) does not overlap on any one of the other sets of the minute images forming the other ones of the small images (12a, 12b, 12c, 12d), and each of the second mechanical shutters is on an axis passing through a central area of a corresponding one of the small images (12a, 12b, 12c, 12d). a display having a displaying surface divided into a plurality of sections, each of the sections including a plurality of small images (12a, 12b, 12c, 12d) displayed, each of the small images (12a, 12b, 12c, 12d) having a plurality of preset minute images; a shutter panel disposed in front of the display, the shutter panel including a plurality of first mechanical shutters arranged side by side in units of the minute image, the first mechanical shutters time-divisionally dividing each of the sections per each of the small images (12a, 12b, 12c, 12d) by switching on and off in units of the minute image; and an image forming panel including a plurality of second mechanical shutters arranged side by side, each of the second mechanical shutters switching a minute opening portion on and off as an image forming means forming an image from light rays from each of the small images (12a, 12b, 12c, 12d), the light rays from each of the small images (12a, 12b, 12c, 12d) passing through the first mechanical shutters when the first mechanical shutters are on, wherein each of the small images (12a, 12b, 12c, 12d) forms a part of a stereoscopic image to be displayed, one of the second mechanical shutters is provided for each of the small images (12a, 12b, 12c, 12d), displaying areas of the small images (12a, 12b, 12c, 12d) displayed in each of the sections are partially overlapped on each other, while the minute images are arranged in a manner where a set of the minute images forming one of the small images (12a, 12b, 12c, 12d) does not overlap on any one of the other sets of the minute images forming the other ones of the small images (12a, 12b, 12c, 12d), and each of the second mechanical shutters is on an axis passing through a central area of a corresponding one of the small images (12a, 12b, 12c, 12d).