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optical lens gem polariscope
Selling leads
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...Gem and Jewlery Description: In gemology, we use a conoscope to determine optic character in anisotropic gemstones. The conoscope creates a 2...
2024-12-09 13:18:55
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...Gem Polariscope Buit-In 3V Button Battery FPP-30 Model Number: FPP-30 Specification: Appearance black color Polaroid Dia 30mm calibre Material ...
2026-06-25 00:02:42
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Jewelry Appraisal Tool Built In Two LED Light Desktop Gem Polariscope FTP-DCL Product Features ★ Upper and lower polarizers: 49mm large-diameter ...
2026-06-25 00:02:42
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Two LED Light Desktop Gemologist Polariscope Upper Polarizer Rotate 360° Freely Model Number: FTP-DCL Product Features ★ Upper and lower polarizers: ...
2026-06-25 00:02:42
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... lens Power Supply DC12V (AC100V-240V to DC12V) Zoom rate 6.4:1 Weight 10 kg Size 300x250x500mm Color White ...
2026-06-25 00:02:42
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... Rubber-coated No Light LED white light Warranty One Year Hand-held magnifying glass can be used to observe various gems, jade and organic gems. It ...
2024-12-09 13:19:42
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Hexagonal Triplet Type 20x Jewelry Loupe Eye Loupe with Optics Lens Hand-held magnifying glass can be used to observe various gems, jade and organic ...
2024-12-09 13:31:57
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Gemological Handheld Pocket Optics Lens 10X Triplet Loupe Drop Type The loupe is the most widely used and most familiar gem-identification instrument. ...
2024-12-09 13:19:42
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Portable black Gem polariscope with white LED cold sources FPP-30 Model number: FPP-30 A polariscope uses polarized light for gem identification. Two ...
2024-12-09 13:30:01
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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 ...
2026-06-25 00:02:42
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