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Gem Refractometer RGM600


This model is Gemological refractometer. It can be used for measuring Refractive index of Gemstone or Ore.
The index of double refraction can be also measured.
Through the parameter you can judge whether a gem is uniaxial or biaxial photopositive or photonegative.
Scale range:1.30-1.81 RI
Minimum Division: 0.01RI

Customers also can use the 5LEDs light source as its
testing light source!

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