Refractometer GEM رفرکتومتر جواهر شناسی

    Professional Gem Identification Tools: The refractometer is the main gemologists and jeweler tool for gem identification and an important gem refractometer tool for identifying gem species. Gemological Refractometer can quickly measure the refractive index of gems without damage, and can determine other optical characteristics of gems.
    Lightweight and Portable: Jewelry Gem Refractometer with lightweight, portable, high precision, and compact features, the refractometer is easy to operate, it's an optical contact between glass and gemstone is made, you can measure or test the refractive index of faceted stones, transparency or opacity, as well as their beauty, durability and scarcity.
    Gemological Refractometer Details: the jewelry refractometer constructed with polarizer, refractive prism, eyepiece, light source interface, refraction oil and warm light flashlight.
    Widely Usage: the gemological refractometer is suitable for identifying polished jadeite, Hetian jade and all kinds of diamond jewelries, by the refractive index value of 1.61-1.66.
    Jewelry Refractometer Material: the gem refractometer made of high quality ABS material, sturdy structure can support for a long time service life.