Product Introduction：
Yuanyan eye chart light box is applied to visual test during youth’s health check or employment health check as well as clinical study.
Product features：
Fluorescent light source
Electrophoretic aluminum alloy frame
High definition light penetrationAcrylic panel
Easy maintenance
Product parameters：
| Model | Power | Overall dimension | IIIuminance Lx |
| YS-01-1 | 220V 50HZ 60W | 940*280*80mm | ≥1000 |
| YS-01-3 | 220V 50HZ 40W | 660*280*80mm | |
| YS-01-2B | 220V 50HZ 60W | 940*280*80mm | |
| YS-01-4B | 220V 50HZ 40W | 660*280*80mm | |
| YS-02 | 220V 50HZ 90W | 940*450*105mm | |
| YS-05 | 220V 50HZ 60W | 940*280*80mm |
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