projection perimeter

Model: MCE-KP-T90

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%)
7 Spot size:
a) Class Ⅰ: the angle of 0.11 ° (± 10%); stimulus as the standard size (30 cm Bowl) 1/4mm2 ± (± 10%)
b) Class Ⅱ: Diagonal 0.22 ° (± 10%) to; stimulus as the standard size (30 cm Bowl) 1mm2 ± (± 10%)
c) Class Ⅲ: the angle of 0.43 ° (± 10%); stimulus as the standard size (30 cm Bowl) 4mm2 ± (± 10%)
d) Class IV: the angle of 0.86 ° (± 10%); stimulus as the standard size (30 cm Bowl) 16mm2 ± (± 10%)
e) Class V : the angle 1.72 ° (± 10%); stimulus as the standard size (30 cm Bowl) 64mm2 ± (± 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 eye position monitoring window: CCD camera, directly monitor the eyes
10 chinrest stroke: down ≥ 50mm (± 5%) around ≥ 28mm (± 5%)
11 eye tracking: eye movements or eye blinking, the system will alarm (monitoring the "Start eye movement detection" Open)