VS90
VISION SCREENER
1. One key operation for test result
2. One measurement detect multiple eye problems, including myopia, hyperopia, astigmatism, and anisometropia.
3. Accurate results in less than 5 seconds.
4. Intelligent flashing light and sound guidance requires minimum patients’ cooperation. It is especially suitable for young children.
5. It can be widely used in vision screening for children, adults, and seniors, even patients wearing glasses or contact lenses.
6. The advanced design concept conbines ergonomics and aesthetic. Easy and comfortable operation is achieved with a retractable hand strap.
Technical data |
Sphere range |
Myopia Mode：-9.00D ～ +2.50D（Interval:0.25D）
Normal Mode：-6.00D ～ +8.00D（Interval:0.25D） |
Sphere tolerance |
±0.50D or ±20%（whichever is greater） |
Cylinder range |
-3.00D ～ 0.00D（Interval:0.25D） |
Cylinder tolerance |
±0.50D or ±20%（whichever is greater） |
Axis |
1°～ 180°（Interval:1°） |
Axis tolerance |
±5° |
Working distance |
Myopia Mode：28cm
Normal Mode /Infant mode：35cm |
Other data |
Dimensions |
200mm（length）×80mm（width）×270mm（height） |
Weight |
0.9kg |
Power |
100-220V/50-60HZ/1.5A |
Charge time |
≤2 hours |
Battery life |
≤4 hours |
Printer |
Portable thermal printer |
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