Portable With Monochromatic Light Filter Gemological Testing Instrument FGR-003A
Model number: FGR-003A
| Type | Testers & Measurements |
| Testing scale | 1.35-1.85 |
| Accuracy | 0.003 |
| Color | Black |
| Size | 120mm*42mm*80mm |
| Power supply | Unique built-in lithium battery power supply, fully charged can keep the refractometer working for more than 7 days |
| Eyepiece | Diameter of 32mm, with amplification function(4X) |
| Prism type | Synthetic cubic zirconia (CZ) testing prism |
| Prism size | 14mm×5mm |
| Weight | 1KG |
| Light | Monochromatic LED light |
| Testing table | Frosted aluminum alloy table |
| Minimum scale | 0.01 |
| Warranty | One year |
| Package | One set in a gift color box |



