·Electrophysiological examination of amblyopia is a new technique in the study of amblyopia in recent years,which includes electroretinogram(ERG)and visual evoked potential(VEP).Clinical application of multifocal visual electrophysiology has an important clinical significance in the visual cortex,visual transduction and retinal function of amblyopia.Its development and application provide a new and strong basis for the early diagnosis and treatment of amblyopia.The comprehen-sive overview was reviewed.·