desktop gemstone polariscope

...use it to quickly determine if the stone at hand is isotropic or anisotropic or, at best, to determine the optic character of gemstones. In addition, the polariscope is very useful for distinguishing solid inclusions from negative inclusions as well as for

...Gemstone table Polariscope with Interference ball Desktop Polariscope Model RHGZ-110/220 Product description It is very useful in identifying moissanite and detecting strain in diamonds and other gems. Polariscopes are also used to separate synthetic amethyst from genuine. This desktop instrument has a built-in light source. Bench type polariscope is an instrument specially designed for analyzing and viewing if a gemstone...

...Polariscope The polariscope may be one of the most underestimated tools in gemology. Most gemologists use it to quickly determine if the stone at hand is isotropic or anisotropic or, at best, to determine the optic character of gemstones. With some small additions, one can determine both optic character and the optic sign of a gemstone...

High-strength automatic portable gemstone trace detectordesktop drug and explosive detector desktop explosive trace detection and drug detector Product introduction SE-001 Portable and drugs explosives detector using Advanced ...

...Desktop Type (With Stage) Excellent Iceland Spar Full Black Main Body Aviod Reflecting Interference, Length 53mm, Diameter 16.5-18mm Big Eyepiece Standard Rectangle Window Without Stage With Stage, Gemstone Can Be Adjusted, 360° Rotatable, Up & Down, ...