| 摘要 |
PROBLEM TO BE SOLVED: To stably and accurately detect the foreign matters that have become mixed in a container. SOLUTION: In this detector of the foreign matter in the container constituted so as to irradiate the liquid-filled transparent container 1 with illumination light, to detect the foreign matter in the container from the image of the container obtained by an imaging means 15, an illumination means for irradiating the container 1 with illumination light, including near-infrared rays, is arranged. Further, light that does not include ultraviolet rays is used as the illumination light. COPYRIGHT: (C)2006,JPO&NCIPI
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