Inspection device for optically checking surfaces of an inspection object , with - a plurality of image-capturing devices ; - a plurality of illuminating devices ; and with - an inspection location at which an inspection object to be inspected can be positioned in order to carry out an inspection process; wherein - the image-capturing devices and the illuminating devices are arranged in a dome shape around the inspection location; - at least one of each of the image-capturing devices and the illuminating devices can be activated such that the illuminating device illuminates the inspection object at the inspection location and the image-capturing device captures an image of the inspection object at the inspection location; - a specific illumination situation is defined by assigning one of each of the image-capturing devices and the illuminating devices and their relative positions to the inspection object at the inspection location; - consecutively a plurality or all of the image-capturing devices and at least one or consecutively a plurality or all of the illuminating devices can be activated such that overall a multiplicity of images of the inspection object can be captured by the image-capturing devices in different illumination situations; - a support structure is provided on which the image-capturing devices and the illuminating devices are supported in the dome-shaped arrangement ; - the support structure has triangular recesses into which the optical units can be inserted from outside, each having an image-capturing device and/or an illuminating device ; - at least part of the optical units has a triangular basic shape; and wherein - sloped holding surfaces are provided on the outer side of each optical unit , with which holding surfaces the optical units can be secured, perfectly fitting, in the triangular recesses of the support structure . - a plurality of image-capturing devices ; - a plurality of illuminating devices ; and with - an inspection location at which an inspection object to be inspected can be positioned in order to carry out an inspection process; wherein - the image-capturing devices and the illuminating devices are arranged in a dome shape around the inspection location; - at least one of each of the image-capturing devices and the illuminating devices can be activated such that the illuminating device illuminates the inspection object at the inspection location and the image-capturing device captures an image of the inspection object at the inspection location; - a specific illumination situation is defined by assigning one of each of the image-capturing devices and the illuminating devices and their relative positions to the inspection object at the inspection location; - consecutively a plurality or all of the image-capturing devices and at least one or consecutively a plurality or all of the illuminating devices can be activated such that overall a multiplicity of images of the inspection object can be captured by the image-capturing devices in different illumination situations; - a support structure is provided on which the image-capturing devices and the illuminating devices are supported in the dome-shaped arrangement ; - the support structure has triangular recesses into which the optical units can be inserted from outside, each having an image-capturing device and/or an illuminating device ; - at least part of the optical units has a triangular basic shape; and wherein - sloped holding surfaces are provided on the outer side of each optical unit , with which holding surfaces the optical units can be secured, perfectly fitting, in the triangular recesses of the support structure . <EOS>