Schedule 1 10:30 AM - 12:00 PM [XOPT-P-04] A direct measurement method of inner diameter for mono capillary *Yajun Tong1, Biao Deng2, Fen Tao2, Jiadong Fan1, Huaidong Jiang1, Tixiao Xiao2 (1. ShanghaiTech University, 2. Shanghai Synchrotron Radiation Facility )