A photoelectric converter of a high signal-to-noise ratio, low cost, high productivity and stable characteristics and a system including the above photoelectric converter. The photoelectric converter includes a photoelectric converting portion 100 in which a first electrode layer 2, an insulating layer 70 for inhibiting carriers from transferring, a photoelectric converting semiconductor layer 4 of a non-single-crystal type, an injection blocking layer 5 for inhibiting a first type of carriers from being injected into the semiconductor layer and a second electrode layer 6 are laminated in this order on an insulating substrate 1.