About TOMITA S
About NTT, Naka-shi, JPN
About MATSUMOTO M
About NTT, Naka-shi, JPN
About TANIFUJI T
About NTT, Naka-shi, JPN
About IEICE Transactions on Communications (Institute of Electronics, Information and Communication Engineers)
About optical fiber cable
About Optical waveguide,optical fibers,and fiber optics
About Electric wires and cables
About 光ファイバ
About リボン
About 高密度
About ケーブル