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Results:
optical path difference : 1）光路差
optical path length : 1）光路長
optical path : 1）光路
optical theorem : 1）光学定理
optical material : 1）光学材料
optical fibre : 1）《英》光ファイバー
optical fiber : 1）光ファイバー
optical enantiomer : 1）光学対掌体
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optical path difference

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