n.散光
=astigmatism.
The past rectification operation aiming at myopia refraction patients has developed the rectification treatment aiming at hyperopia and astigmia patients. 過(guò)去僅針對(duì)近視屈光患者施行的矯正手術(shù),目前已發(fā)展出可針對(duì)遠(yuǎn)視與散光患者施行的矯正治療。