Fig. 10

Responses to stimulation of different electrode shapes. a Comparisons of TC and the electrode geometrical shape at different ERDs. b Comparisons of TCD and the electrode geometrical shape at different ERDs. c Correlation between the active RGC areas and stimulating current for convex electrodes. d Correlation between the activated RGC area and stimulating current for concave electrodes. e Active RGC areas as a function of stimulating current for different electrode shapes at ERD = 40 μm