About KITAYAMA K
About Ibaraki Electrical Communication Lab.
About UESUGI N
About Ibaraki Electrical Communication Lab.
About SEIKAI S
About Ibaraki Electrical Communication Lab.
About KAWATA O
About Ibaraki Electrical Communication Lab.
About ISHIHARA K
About Ibaraki Electrical Communication Lab.
About Electronics Letters
About optical fiber
About Optical waveguide,optical fibers,and fiber optics
About Optical communication systems and equipment
About 波長
About 低損失
About 単一モードファイバ
About ケーブル
About リンク