Specifications
| Probe type | F、N |
| Measurement principle | Magnetic Induction (F), eddy Current (N) |
| Measurement range | F: 0~1500μm; N: 0~1500μm (chrome plating on copper: 0~40μm) |
| resolution | 0.1μm|1μm |
| margin of error | ±3% |
| error of indication | F: one point calibrated ： +/- ( 3% H + 1) μm; N: two point calibrated ： +/- [( 1~ 3) % H + 1] μm |
| minimum radius of curvature | F: convex 1.5mm; N: convex 3mm |
| Diameter of minimum area | F：φ7mm；N：φ5mm |
| matrix critical thickness | F：0.5mm；N：0.3mm |
| Operating Voltage | 2X3.7V rechargeable battery |
| Dimension | 198mm x82mm x30mm |
| Weight | 320g |
Packing list
After-sales instructions
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;
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/44875/Specification.html , which is only used by users who purchase commodities from the NBCHAO.