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| Product Name | Ipre PRSR200 Roughness Gauge | Leeb leeb400 Roughness Gauge |
| Product Price | $654.00 | $638.00 |
| Details | Details | |
| Model comparison | ||
| Principle | Contact | Contact |
| Instrument Type | Portable | |
| Display Type | Digital | Digital |
| Measurement Function | Surface Roughness | Surface Roughness |
| Measurement parameters | Ra Rz Rq Rt Rp Rv RSm Rmr(c) | Ra Rz Rq Rt |
| Test object | Sand blasting shat blasting workpiece | General workpiece |
| Measuring Range | 5-50μm | 5-50μm |
| Accuracy | ±10% | ±15% |
| Sampling Length | Multi-range | 2.5mm |
| Sensor Configuration | Standard Small Bore Groove Curved Surface | Standard |
| Applicable Workpiece | Flat Surface/Shaft Groove/Slot Curved Surface | Flat Surface/Shaft Groove/Slot |
| Parameter comparison | ||
| parameter | Ra，Rz，Rq，Rt，Rp，Rv，R3z，R3y，RzJIS，Rsk，Rku，Rsm，Rmr | |
| Display Range | Ra、Rq（0.005~16μm）；Rz、Ry、Rt、Rp、Rv、Rmax、R3z、Rz（JIS）（0.02~160μm）；RS、RSm（1mm）；Rmr、Rsk（0~100%） | |
| Range | ±20μm、±40μm、±80μm | |
| Display resolution | 0.001μm | |
| filter | RC、PCRC、Gauss、ISO13565 | |
| Measurement profile | asperity | |
| Sampling length | 0.25mm、0.8mm、2.5mm | 0.25mm、0.8mm、2.5mm |
| evaluation length | （1-5）L | 1.25mm、4mm、5mm |
| Data storage capability | 2M + 2G original data source | |
| Maximum Drive Travel | 17.5mm/0.75inch | |
| minimum drive stroke length | 1.3mm/0.052inch | |
| Indication Error | Not more than +/- 10% | ≤±15% |
| Indication variability | Not more than 6% | ＜12% |
| power supply | Built-in lithium-ion rechargeable battery, supports USB charging | 3.7V lithium-ion battery |
| Sensor detection principle | Inductance | |
| Sensor Measurement Range | 160μm | |
| Sensor tip radius | 5μm | |
| Sensor tip material | diamond | |
| Sensor stylus force measurement | 4mN（0.4gf） | |
| Sensor stylus angle | 90° | |
| Sensor guide longitudinal radius | 45mm | |
