Cross image rapid positioning transmission-type eccentric instrument

The utility model discloses a cross image rapid positioning transmission-type eccentric instrument, which comprises an adjusting seat, a test light path and a test CCD (charge coupled device), a jig for loading a lens or a lens assembly is arranged in the adjusting seat, the cross image rapid positioning transmission-type eccentric instrument is characterized by further comprising an auxiliary CCD and an auxiliary light path, an auxiliary point is arranged on the auxiliary CCD, and the auxiliary light path is arranged on the auxiliary CCD. The auxiliary CCD can shoot the circle center on the jig through the auxiliary light path, and the image of the circle center on the auxiliary CCD can coincide with the auxiliary point. According to the eccentric meter, the double-light-path design of the test light path and the auxiliary light path is adopted, the test light path ensures that a cross image is sharp and clear, the resolution ratio is high, the eccentric core of a tested element or assembly can be accurately