Description
Features
- Instrument vision screener for children vision
Technical Specifications
| DS | Range -7.50 D to +7.50 D Resolution 0.25 D to 0.01 D Accuracy ±0.50 D |
| DC | Range 0.00 D to 3.00 D Resolution 0.25 D to 0.01 D Accuracy ±0.50 D |
| Axis | Range 1° to 180° Resolution 1° Accuracy ±5° |
| Pupil size | Range 0.16 in to 0.35 in (4.0 mm to 9.0 mm) Resolution 0.004 in (0.1 mm) Accuracy ± 0.004 in (0.1 mm) |
| Pupil Distance | Range 1.38 in to 3.15 in (35 mm to 80 mm) Resolution 0.04 in (1 mm) Accuracy ± 0.04 in (1 mm) |
| Gaze | 0° to 20° |
| Measuring Distance | 39.37 in ± 1.97 in (1 m ± 5 cm) |
| Time Per Measurement | 1 s |
| Display | 5-inch touch screen |
| Fixation Target | Light flash, attractive sound |
| Data Interface | Wi-Fi, USB |
| Printer Interface | USB |
| Battery | Rechargeable lithium batteries, 6 hours of duration, replaceable |
| Size | 7.1 in x 5.12 in x 4.33 in (180 mm × 130 mm × 110 mm) |
| Weight | 1.76 in (0.8 kg) |