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and precision workshop applications
A very useful tool for engraving symbols
along with maps and illustrations
mining and processing
Highly polished dividers made of spring steel with hardened
*NEW* Jewellery Inspector - Gemetrix Gravers and precision workshop applicationsBoth the Jewellery Inspector and the PL Inspector allow observation of fluorescence and phosphorescence from SW (short wave) and LW (long wave) ultra violet illumination. These observations can help a gemmologist determine whether a diamond or gem is synthetic, treated or natural. The colour and intensity of the fluorescence provides a useful indicator. A common test is to determine whether the SW intensity is brighter than the LW, which is suggestive
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