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sharp downstroke
and professional model makers
Lighting: Diffused LED + CFL
Dual Units Display: Easily switch between mm and inches
it ensures precision for both professional jewelers and gemstone experts
*NEW* PL Inspector - Gemetrix Melting sharp downstrokeThe PL Inspector (PhotoLuminescence Inspector) allows observation of fluorescence and phosphorescence from short wave (SW) and long wave (LW) ultra violet illumination. These observations can help a gemmologist determine whether a diamond or gem is synthetic or treated. The colour and intensity of the fluorescence provides a useful indicator, with a common test being whether the SW intensity is brighter than the LW, thereby suggestive of a synthetic