About KATO K
About NTT Opto-Electronics Lab., Ibaraki-ken, JPN
About NISHI I
About NTT Opto-Electronics Lab., Ibaraki-ken, JPN
About IEEE Photonics Technology Letters
About semiconductor laser
About Semiconductor lasers
About 鋳造
About 非球面
About ガラスレンズ
About 低損失
About レーザダイオード
About モジュール