| Display | digital display |
| Measurement parameters | Ra、Rz |
| Measuring range | Ra: 0.05 ~ 10.0μmRz: 0.1 ~ 50μm |
| Error of indication | ≤±15% |
| Indication of variability | <12% |
| Sampling length | 0.25mm|0.8mm|2.5mm |
| Evaluation length | 1.25mm、4mm、5mm |
| scan length | 6mm |
| Sensors - Materials | piezoelectric crystal |
| Measurement profile | Roughness |
| Power | 3.7V lithium-ion battery |
| Dimensions | 106*70*24mm |
| Product Weight | 200g |
| Operating Conditions | Temperature 0℃ - 40℃ |
| Applicable standard | GB/T 3505-2000、GB/T 6062-2002 |
| Standard configuration | Host, power adapter, multi-reticle template (Roughness standard block) |
Warranty days: 365 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;