[D-1-10] Uncertainty evaluation of form error measurement of probe tip ball using a rotating reference sphere 〇So Ito1、Daichi Kato1、Daisuke Tsutsumi1、Kazuhide Kamiya1、Kimihisa Matsumoto1 (1.Toyama Prefectural University) キーワード:Measurement、probing system、calibration、form error、rotating reference sphere