b: bipolar cells 双极细胞
c: pigmented epithelium 色素上皮细胞
Examination of the globe and its accessory organs(眼球及眼附属器
检查):
Examination of accessory organs of the eye:眼附属器 检查
Standard reading chart: Jaeger’s test chart: Myopia :近视 Presbyopia :老视
3、the theory of visual acuity:
The resolving power :分辨力 Visual angle :视角
The examination of far vision needs abundant light or artificial illumination, the examined is at a distance of 5m from the chart, let the line 1.0 be at the same height of examined eye.
Electroretinogram,ERG:视网膜 电图
The retinal active potential: 视网膜动作 电位
Including a, b, c waves and oscillating potentials: 震荡电位
a: photoreceptor cells 光感受器细胞
三、Colour sensation(色觉):
四、Visual field(视野)
五、Contrast sensitivity(对比 敏感度)
六、Visual electrophysiology(视觉电生理)