検査技術・診断 (1)

[VI-448] Application of lock-in processing for hyperspectral infrared data for accuracy improvement of deterioration detection in heavy duty anticorrosion coatings

*takahide sakagami¹, Yuki Ogawa¹, Takeshi Sugiyama², Daiki Shiozawa¹, Takumi Sakata¹, Tatsuhito Morimoto¹, Shinsuke Haruna¹, Yoshiteru Yokoi², Naoto Hiramatsu² (1. Kobe University, 2. Honshu-Shikoku Bridge Expressway Co., Ltd.)

Keywords:short wave infrared camera, hyperspectral measurement, spectral characteristics, heavy duty anticorrosion coatings, long span steel bridges