PROBLEM TO BE SOLVED: To provide an optical measurement device and a probe, which can reduce a diameter of an optical property measuring probe of a scatterer used together with an endoscope.SOLUTION: An optical measurement device 1 includes: a light source 22 for supplying radiation light which has at least one spectrum component a radiation fiber which propagates light from a base end to a tip end, the light being supplied by the light source to a base end, and radiates the light from the tip end to the scatterer two light receiving fibers whose tip end positions in a length direction are different from each other and which receive return light from the scatterer at respective tip ends and output the return light from respective base ends a detection unit 24 for detecting light output from the base end of the first light receiving fiber and light output from the base end of the second light receiving fiber and an analysis unit 27a which measures the property of the scatterer on the basis of a detection result of the detection unit 24.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2016,JPO&INPIT【課題】内視鏡とともに用いる散乱体の光学特性測定用プローブの細径化を可能とする光学測定装置およびプローブを提供する。【解決手段】光学測定装置1は、少なくとも一つのスペクトル成分を有する照射光を供給する光源22と、光源によって基端から供給された光を先端に伝播し、先端から散乱体に光を照射する照射ファイバと、先端から入射した散乱体からの戻り光を基端からそれぞれ出力し、長手方向の先端位置が互いに異なる受光ファイバおよび受光ファイバと、第1の受光ファイバの基端および第2の受光ファイバの基端から出力された光を検出する検出部24と、検出部24による検出結果をもとに散乱体の特性を測定する分析部27a部と、を備える。【選択図】図1
