PROBLEM TO BE SOLVED: To perform correction of a polarization state suitable for a subject.SOLUTION: An image processing device for acquiring an image indicating a polarization state of a subject based on interference light by reference light and reflection light of measurement light irradiated to the subject includes: detection means for detecting the interference light by the reference light and the reflected light of the measurement light irradiated to the subject correction amount calculation means for calculating a correction amount based on a detection value detected by the detection means for a model object whose polarization property is known and polarization property calculation means for calculating polarization property of the subject based on the correction amount and the detection value detected by the detection means for the subject.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2016,JPO&INPIT【課題】被検体に適した、偏光状態の校正を行うことを目的とする。【解決手段】参照光と、被写体に照射された測定光の反射光との干渉光に基づいて、被写体の偏光状態を示す画像を得る画像処理装置であって、参照光と、被写体に照射された測定光の反射光との干渉光を検出する検出手段と、偏光特性が既知の模型物に対して検出手段により検出された検出値と、模型物の既知の前記偏光特性と、に基づいて、校正量を算出する校正量算出手段と、校正量と、被検体に対して検出手段により検出された検出値と、に基づいて、被検体の偏光特性を算出する偏光特性算出手段とを有することを特徴とする。【選択図】図1