[23P] Poster 3

[23P-63] Fine measurement of toroidal field coil current by loop-type Sagnac interferometer optical CT on QUEST

*Kazuo Nakamura¹, Osamu Mitarai², Shunji Tsuji Iio³, Makoto Hasegawa¹, Kazutoshi Tokunaga¹, Kuniaki Araki¹, Kazuaki Hanada¹, Hiroshi Idei¹, Yoshihiko Nagashima¹, Takumi Onchi¹, Kengoh Kuroda¹, Osamu Watanabe¹, Aki Higashijima¹, Takahiro Nagata¹, Shun Shimabukuro¹, Shoji Kawasaki¹ (1. RIAM, Kyushu Univ., 2. Univ. of Saskatchewan, 3. Tokyo Tech)