The invention relates to an inspection device (1) for checking bottles (2) or similar containers, comprising at least one first camera (9, 11, 12, 13), which checks a defined region of the bottle (2) or similar container. The at least one camera (9, 11, 12, 13) is arranged on an optic channel (6), on which at least one second camera (9, 11, 12, 13) is arranged, which checks the same defined region as at least the first camera (9,11,12,13). A third and fourth camera (9, 11, 12, 13) is arranged on the optical channel (6), which together check a further, defined region.