PROBLEM TO BE SOLVED: To provide a technique for easily and precisely inspecting the accuracy of emission of particle beams from a particle-beam irradiation device.SOLUTION: A particle-beam inspection device 10 includes: a beam output unit 21 for outputting a beam 32 in a visible light from a light source 31; a light intensity input unit 22 for inputting a light intensity signal 36 for the beam 32 from a light reception element 35 in which the beam 32 having passed through a material 17 is input; and a moving driving unit 25 for moving the light source 31 and the light reception element 35 relatively with respect to a first container 11 so that the beam 32 moves in a direction which crosses an incident region 18 of the particle beam and along the direction of the incident region 18.SELECTED DRAWING: Figure 2COPYRIGHT: (C)2020,JPO&INPIT【課題】粒子線照射装置から照射される粒子線の照射精度を簡便にかつ高精度で検査する技術を提供する。【解決手段】粒子線検査装置10において、光源31から可視領域の光線32を出力させる光線出力部21と、物質17を通過した光線32を入力した受光素子35から光線32の光強度信号36を入力する光強度入力部22と、粒子線の入射領域18に交わるようにかつこの入射領域18の方向に沿って光線32が移動するように第1容器11に対して光源31及び受光素子35を相対的に移動させる移動駆動部25とを備える。【選択図】図2