उत्पत्ति के प्लेस
Shanghai, China
Radius of stimulator
300mm±5mm
Stimulating source of LED
Two visual lights: yellow and red
Stimulating strength
From 0nt (0asb) to318.310nt (1000asb)
Error of background brightness
4asb±10%
Light spot Diameter
2mm +/- 0.25mm
stimulating retention time
0.2s--2.0s
Window of eye-position tracking
White-black CCD
The length of chin rest
80mm±10%