Polariscope Dual Illuminator Arbe USA 1.5 Ltr Wax projector Perfectly ground lid and jar

Perfectly ground lid and jar ensuring near zero evaporation

Ert: temperature sensor error or the temperature is too low

Take a small amount of finishing powder and in a circular motion completely cover the silvered area

On a unit which is equipped with the right combination of clips

Polariscope Dual Illuminator Arbe USA 1.5 Ltr Wax projector Perfectly ground lid and jarThis instrument will help you identify single or double refracting gemstones and distinguish between many genuine gemstones and their simulants. Includes polarising filter and gemstone tweezers. It has transmitted illumination for the polariscope and side illumination that can be used as a light source for refractometers. A polarised loupe helps in examining substances in polarised light to obtain or determine the stress in glass and other substances.