The invention relates to an endoscopic device, in particular medical or industrial endoscopic device, wherein the endoscopic device comprises, as components, a light source, an optical fiber, a camera, and an endoscope comprising an optical element or a plurality of optical elements, and at least one optical element comprises an optical marking for verifying an identity of the optical element and/or of the endoscope such that the optical marking can be detected by the camera for verifying the identity and/or a configuration of the endoscopic device. The invention furthermore relates to a method for verifying an identity of a component of an endoscopic device, and a computer program product for evaluating an image acquisition of an optical marking of an optical element and for identifying an endoscope of an endoscopic device.