An image processing device (10a, 10b) comprising: (a) a display unit (13a, 13b) which is adapted to stereoscopically display an image; and (b) an operation unit (12a, 12b) which is adapted to serve as an interface for receiving an operation from a user, (c) the operation unit is a spatial touch panel configured to detect spatial position of the operation from a user, (d) a region of the image that protrudes three dimensionally agrees with a region detected by touch with the spatial touch panel, characterized in that (e) the display unit is adapted to display a plurality of intensity settings of detection sensitivity of the spatial touch panel or a plurality of intensity settings of a stereoscopic protrusion amount of the image, (f) the spatial touch panel is adapted to receive, from the user, selection of one of the intensity settings of the detection sensitivity of the spatial touch panel or selection of one of the intensity settings of the stereoscopic protrusion amount of the image, the image processing unit further comprising: (g) a control unit (11a, 11b) adapted to match an intensity setting of the stereoscopic protrusion amount of the image to a selected intensity setting of the detection sensitivity of the spatial touch panel when the spatial touch panel receives the selection of one of the intensity settings of the detection sensitivity of the spatial touch panel (12a, 12b), (h) wherein the control unit (11a, 11b) is adapted to match an intensity setting of the detection sensitivity of the spatial touch panel to a selected intensity setting of the stereoscopic protrusion amount of the image when the spatial touch panel receives the selection of one of the intensity settings of the stereoscopic protrusion amount of the image, and (i) the control unit is adapted to match an intensity of the detection sensitivity of the spatial touch panel to an intensity of the stereoscopic protrusion amount of the image. (a) a display unit (13a, 13b) which is adapted to stereoscopically display an image; and (b) an operation unit (12a, 12b) which is adapted to serve as an interface for receiving an operation from a user, (c) the operation unit is a spatial touch panel configured to detect spatial position of the operation from a user, (d) a region of the image that protrudes three dimensionally agrees with a region detected by touch with the spatial touch panel, (e) the display unit is adapted to display a plurality of intensity settings of detection sensitivity of the spatial touch panel or a plurality of intensity settings of a stereoscopic protrusion amount of the image, (f) the spatial touch panel is adapted to receive, from the user, selection of one of the intensity settings of the detection sensitivity of the spatial touch panel or selection of one of the intensity settings of the stereoscopic protrusion amount of the image, (g) a control unit (11a, 11b) adapted to match an intensity setting of the stereoscopic protrusion amount of the image to a selected intensity setting of the detection sensitivity of the spatial touch panel when the spatial touch panel receives the selection of one of the intensity settings of the detection sensitivity of the spatial touch panel (12a, 12b), (h) wherein the control unit (11a, 11b) is adapted to match an intensity setting of the detection sensitivity of the spatial touch panel to a selected intensity setting of the stereoscopic protrusion amount of the image when the spatial touch panel receives the selection of one of the intensity settings of the stereoscopic protrusion amount of the image, and (i) the control unit is adapted to match an intensity of the detection sensitivity of the spatial touch panel to an intensity of the stereoscopic protrusion amount of the image.