1. A photo-electronic conversion device comprising: an image pickup section including a plurality of pixels and configured to generate an electric signal according to incident light, the image pickup section including a photoelectric conversion element and an amplifier circuit; and a correction section configured to subject signal data from an electric signal from the image pickup section to a correction process, wherein the correction section makes a comparison for the plurality of pixels between measurement data obtained by measuring a characteristic of the amplifier circuit and a reference data on the characteristic of the amplifier circuit, and performs the correction process based on the comparison for the plurality of pixels, wherein the correction section makes an individual comparison for each of the plurality of pixels, and performs the correction process individually for each of the plurality of pixels.