A Set of Digital Gem Refractometer for Jewelry and Diamond

Specification:

Description:

The refractometer is one of the most important tools in a gemological laboratory. It indicates the refraction index of a gemstone, which often gives vital clues to the identity of a gemstone.Fable Digital Refractometer with. 

1. Testing range: 1.30-2.99                                                              
2. Doesn't require the use of contact fluid,no pollution,no harmful to operator and sample                           3. Dual-testing function:gem RI and reflectivity                        
4. Stable results without environmental impact                           
5. Accuracy: 0.008
6. Package: bandbox packing

Applications: Gemological Laboratory, Gemology school, Jewelry industrial

Product Advantage:

1. With the more testing range so can test the gem with large RI index
2. Not need the RI liquid 
3. Reading the Index of Gem directly
4. Diamond Refractometer
5. A set of Diamond with a tweezer, Jewelry and diamond cloth, two calibration blocks and Digital Gem refractometer