Scanning endoscope system includes a light guide portion for guiding the illumination light, a driving unit for the irradiation position of the illumination light is swinging the light guide portion so as to draw a trajectory in accordance with the predetermined scanning pattern, the return of the illuminating light tests that includes a light receiving section for receiving light, and a scanning endoscope with, the first region is provided in the peripheral portion, the flat portion of the second region is provided at the center and charts, and a light detecting section for outputting a signal corresponding to the intensity of the return light, a pixel generator for generating a pixel on a given scanning pattern, based on the pixel values of the pixels included in the first area color The second correction value calculator for calculating a first correction value calculation unit for calculating a correction value for the balance adjustment, the correction value for the pixel shift correction based on the pixel position of each pixel in the second region Once, I have.走査型内視鏡システムは、照明光を導く導光部と、照明光の照射位置が所定の走査パターンに応じた軌跡を描くように導光部を揺動させる駆動部と、照明光の戻り光を受光する受光部と、を備えた走査型内視鏡と、第1の領域が周縁部に設けられているとともに、第2の領域が中央部に設けられている平面部を具備するテストチャートと、戻り光の強度に応じた信号を出力する光検出部と、所定の走査パターン上の画素を生成する画素生成部と、第1の領域に含まれる各画素の画素値に基づいてカラーバランス調整用の補正値を算出する第1の補正値算出部と、第2の領域に含まれる各画素の画素位置に基づいて画素ずれ補正用の補正値を算出する第2の補正値算出部と、を有する。
