ObjectiveTo observe the affectiveness of the lens opacity on the maximal combined reaction (MCR) of the scotopic flash electroretinogram (FERG).
目的观察白内障晶状体混浊对闪光视网膜电流图（F ERG）最大混合反应（MCR）的影响。
2
To evaluate the visual function of patients with ocular contusion by visual evoked potentials (VEP) and flash electroretinogram (F-ERG).
目的视觉诱发电位(vep)和闪光视网膜电图(F - ERG)联合应用评价钝挫伤眼的视功能。
3
Objective: To obtain the visual electrophysiological datum by detecting the characteristics of F-ERG, OPS, P-VEP and F-VEP signals of healthy population with different ages and altitudes in Qinghai.