Fable Gem digital Refractometer (FGR-DA) quickly distingush dimonds as well as diamond imitations
Negotiable /Piece
Min.Order:1 Piece
Shenzhen Fable Jewellery Technology Co., Ltd.
Fable Gem digital Refractometer (FGR-DR) quickly distingush dimonds as well as diamond imitations
The Digital Gem Refractometer is much easier to use and the testing range is wider than original gem refractometer, besides, the refractive index liquid is not necessary.
R.I.and R.F.Display Switch
On testing status,press TEST BUTTON UNTIL”04”appears on the LCD.You can switch between refractive index and reflective index.RI or RF flag and temperature(te)is displayed on the left corner of the LCD
Battery Replacement
When digit on the LCD is flashing,replace the battery.Open the bottom cover to replace the battery.
Specifications
RI Test Range from 1.400 to 3.000
Power Input:9V Battery
Working Temperature:10-28 degree
Display | LED Display |
Function | Refractive Index and Reflectivity |
Testing Range | 1.30-2.99 |
Accuracy | 0.008 |