Leftwei Gem Refractometer, Professional Gemstone ldentification Gem Refractometer Refractive Index Meter Jewelry Test Tool with 3 ML Reflective Index Fluid for Gemologists, Jeweler - Leftwei9g7yq21463

• 【Professional Jewelry Refractometer】This refractometer is designed to measure the refractive index of gemstones and solid materials. Many consider gem refractometers to be the most important of all gem testing instruments. The main purpose of a refractometer is to measure the angle at which light is bent or refracted by a stone 【Portable Refractometer】The refractometer is very accurate and can help identify the authenticity and type of gemstones. Due to its light weight and compact structure, the refractometer is very portable and can be conveniently taken anywhere. Refractometers are a very useful tool for gemologists and jewelers 【Quick Identification Results】Jewelry refractometers can quickly and accurately identify single and double gemstones. Professional refractometers help users identify diamonds, moissanite and colored gemstones. It provides uniform and reliable results and is equipped with a clearly visible display for easy reading of measurement results 【Reflective Index Liquid】This refractometer has the characteristics of high precision and convenient operation. Low battery consumption, long lifespan. Possible stones are continuously ruled out by values such as R.I., Color, Hardness and S.G. Tested on clear stones and polished flat, kit contains 3ml reflective index fluid 【Perfect After-Sales Service】We strive to provide high-quality and convenient services. We attach great importance to your opinions and feedback, and hope to continuously improve our products and services to bring you a better experience. Thank you for supporting us! If you have any other questions, please feel free to contact us