RETK-827 Gem Refractometer 0.01 nD Scale Division w/ Built-in LED Light + RI Oil Gem Gemstone Tester - Tekcoplus Ltd.

Gemstone Refractometer is the primary and most powerful tool to identify and authenticate polished precious and semi-precious gemstones and observing the optical properties and the structure of gemstones. Features: Heavy duty and Built to last Convenient & easy to carry With built-in Light Source Comes with Automatic Temperature Compensation (ATC) A bottle of Refractive Index Fluid is provided Approved by strict quality and safety standards Very reliable and assures accurate testing results Specification: Measuring Range: 1.30 ~ 1.81 RI Minimum Graduation : (RI) 0.01 RI Illumination: Internal Light Source with the momentary/power switch Dimension : 35mm x 63mm x 115mm Scale Division : 0.01 nD Weight : 0.4 kg Ranges of Application: Laboratory, Gemology Filter: Polarizing filter Power Source : 3 x AG13 1.5V button batteries Color: Black Set Includes: 1 x Gem Refractometer 1 x bottle of 1.800 Refractive Index

RETK-827 Gem Refractometer 0.01 nD Scale Division w/ Built-in LED Light + RI Oil Gem Gemstone Tester - Tekcoplus Ltd.

GR-701 Gem Refractometer (Silver) w/ Built-in Light Source + RI Oil – Gain Express

Gem Refractometer, RHG181 1.30 to 1.81 Professional Gemstone ldentification Portable Gem Refractometer for Jewelry Gold Silver Diamond for Portable Lab Refractometers: : Industrial & Scientific

Model: GR-701 The GR-701, commonly known as Gemstone Refractometer, is the primary and most powerful tool in identifying and authenticating polished

GR-701 Gem Refractometer (Silver) w/ Built-in Light Source + RI Oil

GL-01_2 Refractive Index Fluid for Gem Refractometers (2 vials, approx – Gain Express

GL-01_2 Refractive Index Fluid for Gem Refractometers (2 vials, approx – Gain Express

Burnur Gem Portable Refractometer, RHG181 1.30-1.81 Presidium Gemstone ldentification Tester for Jewelry, Gold & Silver and Diamond, Lab Refractometers

Gemological Gemstone Gem Refractometer Built-in Light: Science Lab Refractometers: : Industrial & Scientific

Jewelry Gem Refractometer, RHG181 1.30-1.81 Professional Gemstone ldentification Gem Refractometer,Portable Jeweler Tester Tool, Gemological Gemstone Gem Refractometer: : Industrial & Scientific

Gem-n-Eye Digital Refractometer

Gemstone Refractometer is the primary and most powerful tool to identify and authenticate polished precious and semi-precious gemstones and observing

RETK-827 Gem Refractometer 0.01 nD Scale Division w/ Built-in LED Light + RI Oil Gem Gemstone Tester

RETK-827 Gem Refractometer 0.01 nD Scale Division w/ Built-in LED Light + RI Oil Gem Gemstone Tester - Tekcoplus Ltd.

This Gemological refractometer is used by jewelers and traders of gemstones to measure polished stones over a refractive index range of 1.30 to 1.81

RETK-757 Gemological Refractometer 1.30 ~ 1.81 RI Range Gemstone Jewelry Jeweler Tool

RETK-827 Gem Refractometer 0.01 nD Scale Division w/ Built-in LED Light + RI Oil Gem Gemstone Tester - Tekcoplus Ltd.

ZHIRCEKE Digital Gem Refractometer, Professional Gem Instrument Gemstone ldentification Tool Built-in LED Light Diamond Detector : Industrial & Scientific