Digital Gem Refractometer GI-DG800 - GI-DG800

Give a reading of the refractive index of a clean, flat, well-polished facet to reproducibility of 0.007RI index units. - more info check here: http://www.buymeasuringtools.com/Digital-Gem-Refractometer-GI-DG800-10345885/

Quick Brief

Place of Origin: Fujian China (Mainland) Brand Name: Grand-Index Model Number: GI-DG800 Measurement Range: 1.30 to 2.99RI

Product Features:

Give a reading of the refractive index of a clean, flat, well-polished facet to reproducibility of 0.007RI index units.

Business Terms:

Minimum Order Quantity: 1 Piece/Pieces

Supply Ability: 1000 Piece/Pieces per Month

Payment Terms: T/T,Western Union,Paypal

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$Digital Gem Refractometer GI-DG800$

Specifications and Product Details:

Digital Gem Refractometer GI-DG800

The Digital Gem Refractometer GI-DG800 is a nice optical instrument which will give a reading of the refractive index of a clean, flat, well-polished facet to reproducibility of 0.007RI index units. With covering the full range from 1.30 to 2.99RI, It is an ideal instrument to identify the gem stones. The importance is that it can test the gem stones without requiring ANY messy, damaging contact oil.

Specification:
RI Test Range:1.30 to 2.99RI
Power Input: 9V Battery
Work Tempreature: 25-28^oC

Refractive Index of Some Gemstone

Quartz: 1.544-1.558RI

Topaz: 1.63-1.64RI

Ruby: 1.74-1.78RI

Cubic Zirconia : 2.15-2.18RI

Diamond: 2.37-2.46RI