Gem Refractometer - High Hardness Cz Testing Prism, Testing Range 1.35-1.85 | Built-in Led Light, Unique Safety Bottle Design

Our organization provides a wide range of Gem Refractometer. Depending upon the demand of Gem Refractometer to apparatus size and type of weaves, we can offer these Gem Refractometer in a wide range of characteristics. These products are highly applauded by our customers.

Following Details of Gem Refractometer :

High hardness CZ (cubic zirconia) testing prism.
Testing range: 1.35-1.85.
Accuracy: less than or equal to 0.002
Built-in quasi-monochromatic LED light source.
Two power supply appliance: two AAA type batteries or DC 3V power supply (input voltage: AC100a 240V).
Accompany with one polariscope, one bottle of refraction oil (1.785A 0.005)
Unique design of the bottle (Proprietary technology ZL30.7), this design is much safer than traditional bottle, more economical and more convenient.