About HIDAI HIROFUMI
About ITO SHO
About TOKURA HITOSHI
About 光アライアンス
About laser beam machining
About laser beam machine
About deep hole drilling
About small diameter
About ultraviolet laser
About borosilicate glass
About wafer
About alumina
About cemented carbide
About aluminum base alloy
About high speed steel
About Stainless Steel
About Si wafer
About Applications of lasers
About Special machining
About レーザ
About 小径
About 深穴加工
About 蓄積
About 深穴