About ONIKURA HIROMICHI
About KUWABARA YOSHIHARU
About ミツトヨ
About NAKAMURA TAIZO
About ミツトヨ
About SAJIMA TAKAO
About IMASEKI YOSHIRO
About 住友金属工業
About KATSUKI AKIO
About YAMADA SEIJI
About 精密工学会誌
About inner diameter
About Measuring methods and instruments of length,area,cross section,volume,angle
About 光学
About 内径
About 測定器
About 開発
About 解析
About 基礎実験
About 試作
About 性能試験