<p>A medical apparatus (1) includes: a first illumination window (17) through which a first illumination light from a first light source (3) is irradiated to a subject; a second illumination window (23) at different position than the first illumination window, through which a second illumination light from a second light source (16) is irradiated to the subject; an electronic image pickup section (15,14) which picks up subject images; an image creation section (64) which generates observation images based on image pickup signals obtained by the electronic image pickup section; a light adjustment section (51) which synchronously adjusts respective amounts of illumination lights irradiated from the first and second illumination windows; and a control unit (50) which controls the light adjustment section or image creation section to maintain color tone of the observation image to a predetermined one according to increase/decrease of the illumination light amount from the first illumination window.</p>
