Inspection device for inspecting a cable tip of a cable, in particular a processed cable, preferably a cable connected to a crimp contact via a crimp connection, the inspection device having a mirror arrangement with a central axis, the cable tip being able to be arranged in the mirror arrangement along the central axis for inspecting the cable tip, the mirror arrangement comprising a plurality of mirrors arranged at a predetermined angle to one another and at a predetermined angle to the central axis for viewing the cable tip arranged along the central axis of the mirror arrangement from different viewing angles, the inspection device further comprising a camera for generating images of the cable tip from different viewing angles by means of the mirrors, the inspection device having a transparent pane which, to prevent dirt and/or dust from the mirror arrangement from reaching the camera, is arranged in such a way that the mirror arrangement is arranged on a first side of the pane and the camera is arranged on a second side of the pane opposite the first side, characterized in that the inspection device further comprises a compressed air cleaning device for cleaning the pane and/or the mirrors using compressed air, the compressed air cleaning device being designed to expel the compressed air along the pane and/or along at least some of the mirrors, and in that the inspection device comprises a housing, the inspection device being designed such that the compressed air cleaning device can be removed from the inspection device and reinserted into the inspection device without opening the housing of the inspection device, which protects the region on the first side and/or the second side of the pane against the ingress of dirt and/or dust from the environment, the compressed air cleaning device being insertable into an opening between the pane and the mirror arrangement and being removable therefrom. the inspection device having a mirror arrangement with a central axis, the cable tip being able to be arranged in the mirror arrangement along the central axis for inspecting the cable tip, the mirror arrangement comprising a plurality of mirrors arranged at a predetermined angle to one another and at a predetermined angle to the central axis for viewing the cable tip arranged along the central axis of the mirror arrangement from different viewing angles, the inspection device further comprising a camera for generating images of the cable tip from different viewing angles by means of the mirrors, the inspection device having a transparent pane which, to prevent dirt and/or dust from the mirror arrangement from reaching the camera, is arranged in such a way that the mirror arrangement is arranged on a first side of the pane and the camera is arranged on a second side of the pane opposite the first side, characterized in that the inspection device further comprises a compressed air cleaning device for cleaning the pane and/or the mirrors using compressed air, the compressed air cleaning device being designed to expel the compressed air along the pane and/or along at least some of the mirrors, and in that the inspection device comprises a housing, the inspection device being designed such that the compressed air cleaning device can be removed from the inspection device and reinserted into the inspection device without opening the housing of the inspection device, which protects the region on the first side and/or the second side of the pane against the ingress of dirt and/or dust from the environment, the compressed air cleaning device being insertable into an opening between the pane and the mirror arrangement and being removable therefrom.