Objective To compare the visual quality after aspheric ReSTOR SN6AD1 and SN6AD3 multifocal intraocular lens(MIOL) implantation.Methods A total of 150 patients(174 eyes)cataract were enrolled and randomly divided into observation group(75 cases,88 eyes)and control group(75 cases,86 eyes),all patients underwent phacoemulsification and IOL implantation,the patients in observation group received ReSTOR SN6AD1 MIOL implantation and control group received ReSTOR SN6AD3 MIOL implantation.The visual acuity and cont...