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| Product Name | Ipre PRSR110 Roughness Gauge | Leeb leeb400 Roughness Gauge |
| Product Price | $525.00 | $638.00 |
| Details | Details | |
| Model comparison | ||
| Principle | Contact | Contact |
| Instrument Type | ||
| Display Type | Digital | Digital |
| Measurement Function | Surface Roughness | Surface Roughness |
| Measurement parameters | Ra Rz Rq Rt | Ra Rz Rq Rt |
| Test object | General workpiece | General workpiece |
| Measuring Range | 5-50μm | 5-50μm |
| Accuracy | ±10% | ±15% |
| Sampling Length | 2.5mm | 2.5mm |
| Sensor Configuration | Standard | Standard |
| Applicable Workpiece | Flat Surface/Shaft Narrow Space | Flat Surface/Shaft Groove/Slot |
| Parameter comparison | ||
| Measurement parameter | Ra、Rz、Rq、Rt | Ra、Rz、Rq、Rt |
| Measurement Range | Ra、Rq：0.05~10.0μm；Rz、Rt：0.1~50μm | Ra: 0.05-10.0μm, Rz: 0.1-50μm |
| Sampling length | 0.25mm，0.80mm，2.5mm | 0.25mm、0.8mm、2.5mm |
| evaluation length | 1.25mm，4.0mm，5.0mm | 1.25mm、4mm、5mm |
| stroke length | 6mm | 6mm |
| Indication accuracy | 0.01μm | |
| Indication Error | ±（7-10）% | ≤±15% |
| Indication variability | ＜12% | ＜12% |
| tip arc radius | 10μm±1μm | |
| Static force measurement of stylus | ≤0.016N | |
| Force change rate | ≤800N/m | |
| Sensor guide pressure | ≤0.5N | ≤0.5N |
| Battery | 3.7V lithium-ion battery | |
| Dimension | 110*81*32mm | 106*70*24mm |
| weight | 150g | 200g |
