To provide an optical imaging system in which various aberrations from the center of image to its periphery are corrected satisfactorily in visible area and resolution is uniform and high over the entire image area. 可視領域において、像の中心から周辺までの諸収差が良好に補正され、像全域で均一で高い解像力を有する結像光学系を提供する。 - 特許庁