1. A disparity conversion device comprising: a disparity detecting unit that detects disparity from a left image and right image of an input image, and generates a disparity map that holds the disparity for each pixel or pixel group; a correction feature setting unit that sets correction features in the event of correcting the disparity in said disparity map; a disparity correction unit that corrects the disparity in said disparity map according to said set correction features and generates a corrected disparity map; and an image synthesizing unit that synthesizes a left image and right image of an output image from the left image and right image of said input image according to said corrected disparity map.