china ophthalmology instruments eye test machine APS-T00 tape projection auto humprey perimeter

Technical Specifications

1 . Spherical radius : 175mm ± 5mm

2 . Stimulus light intensity : 0-10000asb (± 10%)

3 . Projection light : red, blue, white (wideband visible light).

4 . Dynamic Range : 0-51DB

5 . Background light : yellow and white

6 . Background light intensity :

a) Background light : White, light intensity 31.5asb (± 10%)

b) Background light : yellow light used OG530 lenses; backlight intensity 315asb (± 10%)

8 . Stimulation points number and stimulation time :

a) stimulation point : not fixed
b) Stimulus duration : adjustable from 0.1s to 2.0s program (± 5%)

c) Interval : adjustable from 0.1s to 2.0s program (± 5%)

9 . E ye position monitoring window : CCD camera, directly monitor the eyes

10 . C hinrest stroke : down ≥ 50mm (± 5%) around ≥ 28mm (± 5%)

11 . E ye tracking : eye movements or eye blinking, the system will alarm (monitoring the "Start eye movement detection" Open)