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gemological tools

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Gemological Laboratory Portable Gem Polariscope Power supply by Battery
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Power supply by Battery Portable Gem Polariscope for Gem and Jewelry Specifications: Technical Parameter Size 11x3cm Window Size 30mm(Dia.) Light LED Function Observe the optic character of Gemstone Body Metal ... Read More

2015-07-23 07:48:25

$buy Desktop Gem Refractometer Polarizing Film and Testing Range of 1.35 - 1.85 online manufacturer$

Desktop Gem Refractometer Polarizing Film and Testing Range of 1.35 - 1.85
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Portable Gem Refractometer Polarizing Film and Testing Range of 1.35 - 1.85 Description: The refractometer is one of the most important tools in a gemological laboratory. It indicates the refraction index of a ... Read More

2015-07-19 06:16:48

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