Description
Technical specifications
| Testing Prism | Synthetic cubic zirconia |
| Power Supply | Two No. 7 batteries or externally connected |
| Input Voltage | 100 V to 240 V |
| Output Voltage | DC 3 V |
| Eyepiece | Diameter of 1.25 in (32 mm) |
| Prism Size | 0.55 in x 0.19 in (14 mm × 5 mm) |
| Metal Table Size | 1.45 in to 2.67 in (37 mm × 68 mm) |
| Minimum Scale | 0.01 |
| Measurement Range | 1.35 to 1.85 |
| Measurement Accuracy | ± 0.003 |
| Size | 5.51 in x 1.65 in x 3.74 in (140 mm x 42 mm x 95 mm) |
| Weight | 2.2 lb (1 kg) |