| measurement range | Minimum measuring value | |
| Sphere | 0~±25D | 0.01D、0.06、0.12D、0.25D |
| Cylninder | 0±10D | 0.01D、0.06、0.12D、0.25D |
| Cylinder axis | 0~180° | 1° |
| Prism | 0~20Δ | 0.01Δ |
| ADD | 0~+10D | 0.01D、0.06D、0.12D、0.25D |
| Lens diameter | Φ10mm~Φ119mm | |
| Product size | 203(W)×233(D)×471(H) | |
| Product weight | 4.5KG | |
| Power supply | AC 110V~240V，50Hz~60Hz，35W | |
