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optical lens gem polariscope
Selling leads
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...optic glass FCF-25 Model Number: FCF-25 Specifications: Technical Parameter material Optic glass Function To check if the color gem stone with ...
2026-06-25 00:02:42
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...t commonly used and the most practical jewelry identification tool. Specifications: Technical Parameter Magnification 20X Size of lens 21mm ...
2024-12-09 10:54:02
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....If we were to look at a gem with a magnifier that was not a triplet-type,any flaw seen at an outer edge of the magnifying lens would be distorted...
2024-12-09 13:33:51
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...Gem Testing Instruments Refractometer with Testing range 1.35-1.85 The refractometer is one of the most important tools in a gemological laboratory...
2026-06-25 00:02:42
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...Gem Microscope / Binocular Microscope with 4 Lighting Systems Model number: FGM-R1S-15 Specification: 0-40 degree inclined arm, adjustable freely. ...
2026-06-25 00:02:42
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Gem Microscope with Excellent Microscope Head and lighting system Model Number: FGM-R1A-15 Description: 1, The mirror body can be freely adjusted ...
2026-06-25 00:02:42
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20X 21mm Rubber-coated Triplet Magnifier Jewelry Gem Loupe for Gem Identifying The triplet-type loupe: Three antireflection lenses joined to create ...
2024-12-09 13:34:00
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... and optic characters of Gem under the ultraviolet light. Model No FUV-100 LW 365nm,Can be used for a variety of gems Weight 0.3KG Type Portable & ...
2026-06-25 00:02:42
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...gem stone with dying color FCF-25 Model Number: FCF-25 Specifications: Technical Parameter material Optic glass Function To check if the color gem ...
2026-06-25 00:02:42
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...Gem Diamond and Jewelry Pocket Tester Larger Viewer 365nm UV light lamp With Dark Field Description: Fable new design product, with mini size and ...
2026-06-25 00:02:42
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