Description
Technical Specification
| Sphere range | -10.0 D to +10.0 D |
| Sphere tolerance | ±0.5 D |
| Cylinder range | -5.0 D to +5.0 D |
| Cylinder tolerance | ±0.5 D |
| Axis of astigmatism range | 1° to 180° |
| Data acquisition time | 1s per eye |
| External | External must connect to PC |
| Weight | 0.79 lb (360 g) |