The endoscope device includes an imaging section that captures an image of a subject using light returned from a living body after a narrow band light and a wide band light are simultaneously emitted from a first and second light source sections to the subject, and outputs captured image information, an image processing section that performs a predetermined image processing on the captured image information and an imaging information detecting section that detects as imaging information an automatic exposure value or an imaging magnification for capturing the subject, or subject information related to a structure and a component of the living body of the subject. Light emission conditions of the first and second light source sections and an image processing condition of the image processing section are changed based on the imaging information.