GAOTek Digital Handheld Refractometer
This digital handheld refractometer has a sphere range of -10.0D to +10.0D, a cylinder tolerance of ±0.5D, and axis of astigmatism range of 1° to 180°.
Description
Description
Features
- Probably the fastest objective vision screener
- Objective and accurate refractive assessment
- Ideal for challenging patients such as infants, disabled patient
- Revolutionary design brings superior user experience.
Technical Specifications
| Sphere range | -10.0D to +10.0D |
| Sphere tolerance | ±0.5D |
| Cylinder range | -0.5D to +5.0D |
| Cylinder tolerance | ±0.5D |
| Axis of astigmatism range | 1° to 180° |
| Date acquisition time | 1s/eye |
| Net weight | 12.69 oz (360 g) |