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optical gemological instrument
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Portable Gemological Equipment Gem Testing Kit 6 Gem Jewllery Testing Tools FGB-6 Description and Specifications: This portable toolkit includes all ...
2024-12-09 11:07:30
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...45X Gemology Microscope With 0-40 degree incline Model No.: FGM-R1S-15 Description: 1, With 0-40 degree incline, adjustable freely. 2, With ...
2026-07-27 00:15:03
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Gemology School Stereo Zoom Trinocular Microscope Magnification 10X - 67.5X Product Advantage: For F08 Lens,The optical components are treated with a ...
2024-12-09 10:54:02
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...structure and optical properties of precious stones or minerals. The stone is tested by rotating it 360° between the crossed polarising filters. ...
2024-12-09 10:57:50
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...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 ...
2026-07-27 00:15:03
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Gemological Smart Multi-functional Lab (FGSL-7) 1. Overall specification of worktable: 2000mm long * 810mm wide * 1000mm high; 2. Frame structure: The ...
2026-07-27 00:15:02
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Fable Gemological Toolkit Gem Testing Kit Jewllery Testing Instruments FGB-6 Description and Specifications: This portable toolkit includes all the ...
2024-12-09 13:30:01
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... the optic character of Gemstone Description: The polariscope is one of the most underestimated tools in gemology. Most gemologists use it to ...
2024-12-09 10:54:02
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...stone at hand is isotropic or anisotropic or, at best, to determine the optic character of gemstones. In addition, the polariscope is very useful ...
2026-07-27 00:15:03
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Power supply by Battery Portable Gem Polariscope for Gem and Jewelry The polariscope is another instrument being employed increasingly by those ...
2024-12-09 10:54:02
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