Digital Gem Refractometer: No need refractive index liquid Range: 1.30-2.99 No pollution and no harm to the GEMS

High accurcy Digital Gem Refractometer

  

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

High accuracy!! Digital Gem Refractometer