[1]Department of Ophthalmology Nantong City No.1People’sHospital and Second Affiliated Hospital of Nantong University Nantong226000 Jiangsu Province China;
[2]Department of Ophthalmology Affiliated Hospital of NantongUniversity Nantong226000 Jiangsu Province China;
steep-axis; one-handed phacoemulsification; true net power; surgically induced astigmatism;