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jewelry appraisal gem polariscope
Selling leads
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...Jewelry loupe with chromium plating outer casing The loupe is the most widely used and most familiar gem-identification instrument. It is the first ...
2024-12-09 10:54:02
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... plating outer casing. Color: chromatic aberration. Distortion: spherical aberration. Applications: Gemological laboratory, gemology school or ...
2024-12-09 10:57:50
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Small Pocket chrome-plated Triplet Jewelry Loupe Magnification 20X The triplet-type loupe: Three antireflection lenses joined to create perfect ...
2024-12-09 13:33:51
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Fable UV Spectrometer Rapid Detect UV Visible-Near-Infrared Absorption Characteristics Of Jewelry 1: It can nondestructively detect various types of ...
2024-12-09 17:14:28
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LED Optic Fiber Light Gem Microscope with Magnification of 7X - 45X Model No.: FGM-R1A-15 Description: 1, With 0-40 degree incline, adjustable freely. ...
2026-04-30 00:03:09
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Gemological & Jewelry Binocular Microscope with 20-40X magnification factor Specification: Magnification 20-40X Lighting Source with long life LED ...
2024-12-09 13:19:20
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Hexagon Triplet Type Achromatic Aplanatic 20.5mm 10X Gem Magnifier The triplet-type loupe is essential because it has been made specially to correct ...
2024-12-09 13:32:31
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...gem with a magnifier that was not a triplet-type,any flaw seen at an outer edge of the magnifying lens would be distorted,more or less so depending ...
2024-12-09 13:33:51
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Fable UV Vis Optic Fiber Spectrometer Jewelry Nondestructive Testing with TEC cooling 220-1000nm Sepctrometer rapid detect UV visible-near-infrared ...
2024-12-09 17:14:28
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... Gem Tweezers made from fine stainless steel 2.Anti-skid,Holding steady,Well-protected Gemstones 3.Rust and corrosion resistance 4.Use comfortable,...
2024-12-09 13:19:42
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