| Zero drift | ≤0.1 |
| Indication drift | ≤0.1 |
| Error of indication | ≤0.5 |
| Sexual repeability | ≤0.1 |
| Mirror reflection error | ≤0.1 |
| Specimen size | Test plane not less than Φ30mm, sample Film thickness not more than 40mm |
| Power | AC220V 50Hz 0.2A |
| Operating Environment | Temperature 0 ℃~ 40 ℃, Relative Humidity does not exceed 85% |
| Dimensions | 365mm*260mm*425mm |
| Weight | About 11kg |
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;