PROBLEM TO BE SOLVED: To generate a two-dimensional image without deteriorating its quality.SOLUTION: An imaging apparatus includes: reconfiguration means which reconfigures a tomographic image in a prescribed range of an object to be measured on the basis of interference light that has interfered return light from the object to be measured of measurement light and reference light and generation means for generating a two-dimensional image with a pixel value selected on the basis of order of size of a pixel value every pixel value column in a depth direction of the tomographic image.COPYRIGHT: (C)2014,JPO&INPIT