Overview
Agro Enviro Tests optometry machine handheld auto refractometer is a device that precisely measures refractive errors of patients from 6 months old through adults within just seconds. The device is designed and engineered to be handy and user-friendly with one-button operation. With the short working distance. The device is extremely easy to focus on.
Technical Specifications
| Sphere Range | -10 D to +10 D |
| Sphere Tolerance | ±0.5D |
| Cylinder Range | -5 D to +5 D Step 0.25 D |
| Cylinder Tolerance | ±0.5 D |
| Axis Of Astigmatism Range | 1º to 180º |
| Dimensions | 7.99 in x 4.3 in x 1.9 in (203 mm x 110 mm x 50 mm) |
| Net Weight | 12.6 oz (360 g) |
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