51 - 60 of 106
portable gem testing instruments
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...Gem Spectroscope For Gemstone Identification Model Number: FPS-3A Specifications: Technical Parameter Size 75mm*18mm Function Observing the ...
2026-05-01 00:03:53
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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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...Gem Refractive Index Testing tool 1.35 - 1.85 Range Gem Refractometer Gem refractometer is the most important professional tool for identifing gem ...
2026-05-01 00:03:53
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...Gem Refractometer Gem refractometer is the most important professional tool for identifing gem stones.It can test the gem refractive index easy...
2026-05-01 00:03:53
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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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...Gem Microscope Optical gemological instrument FGM-R5S-11 Five generations of swing arm base: ★Atmospheric classic base, which can rotate 360°; ★The ...
2026-05-01 00:03:54
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Handheld Prism Gemological Instrument Portable Handheld Durable Prism Spectroscope Model Number: FPS-3 Product Application The spectroscope is a tool ...
2026-05-01 00:03:53
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Portable Black Aluminium Gem Polariscope Buit-In 3V Button Battery FPP-30 Model Number: FPP-30 Specification: Appearance black color Polaroid Dia 30mm ...
2026-05-01 00:03:54
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...Portable Gem Torch Special full-spectrum light source for gemstones; it can be used as a light source for gemstone spectroscope and assist in ...
2024-12-09 13:32:31
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...-light source is also mandatory. The microscope has always been an important instrument for gem identification,but today it is indispensable ...
2024-12-09 11:36:02
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