| 摘要 |
PROBLEM TO BE SOLVED: To provide a shrink visual inspection method capable of heightening recognition property of a shrink fringe part, and inspecting, without being influenced by a printing color on the shrink. SOLUTION: The shrink 3 is mounted on a milk bottle 2 storing milk 11. The shrink 3 is constituted of a transparent resin including a UV-cutting component which does not allow ultraviolet rays to pass through. Ultraviolet rays 42 from an ultraviolet-ray irradiation device 33 is irradiated to the shrink 3, and in this state, an image of the shrink 3 is acquired by each camera 34, 35, 35, and the mounting state of the shrink 3 is inspected by using this acquired image. COPYRIGHT: (C)2009,JPO&INPIT
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