About YANAGITANI TAKAGIMI
About 神島化学工業
About YAGI HIDEKI
About 神島化学工業
About レーザー研究
About solid-state laser
About ceramics
About laser material
About transparent material
About production method
About high power laser
About technology development
About Nd-YAG laser
About slab
About laser fusion
About cooling
About セラミックレーザ
About high quality
About enlargement
About Solid-state lasers
About セラミック
About レーザー材料
About 現状
About 将来