1. An imaging apparatus comprising: an acquiring unit configured to acquire a confocal image and a nonconfocal image of an eye to be inspected; a display unit configured to display at least one of the acquired confocal image and the acquired nonconfocal image; an analysis unit configured to analyze the acquired confocal image and the acquired nonconfocal image; and a display control unit configured to change a display form displayed on the display unit in accordance with an analysis result obtained by the analysis unit, wherein the analysis unit comprises an evaluation value calculating unit configured to calculate evaluation values in the acquired confocal image and the acquired nonconfocal image regarding a predetermined evaluation item, and wherein the display control unit is configured to change the display form in accordance with a comparison result of the corresponding evaluation values in the acquired confocal image and the acquired nonconfocal image.