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dichroscope for gem testing
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Diamond Mate Tester instantly verifies the authenticity of diamonds based on their thermal properties Model Number: PDMT-A Description: The Presidium ...
2024-12-09 10:54:02
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...Gem polariscope with white LED cold sources FPP-30 Model number: FPP-30 A polariscope uses polarized light for gem identification. Two polarising ...
2024-12-09 13:30:01
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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 stone with dying color Body case Metal Size 55x35x10mm Description: Chelsea filter is colordisc only allow the light of deep red and kelly to ...
2026-05-01 00:03:54
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Portable With Monochromatic Light Filter Gemological Testing Instrument FGR-003A Model number: FGR-003A Type Testers & Measurements Testing scale 1.35...
2026-05-01 00:03:53
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Portable With Monochromatic Light Filter gemological refractometer FGR-003A Model number: FGR-003A Type Testers & Measurements Testing scale 1.35-1.85 ...
2026-05-01 00:03:53
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Gemology Equipment With 0.002 Accuracy With Polarizing Lens hand refractometer Model number: FGR-002A Type Testers & Measurements Testing scale 1.35-1...
2026-05-01 00:03:53
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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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Fable Black UV Spectrometer Quickly Detect Absorption Peak Of Type Ia Natural Diamond At 415nm Technical Parameter Model Number: FUV-007 Spectral ...
2024-12-09 17:14:28
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Fable Brand Black UV Spectrometer Spectral Effective Measurement Range 220nm-1000nm INPUT AC100-240V
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Fable Brand Black UV Spectrometer Spectral Effective Measurement Range 220nm-1000nm INPUT AC100-240V 1: It can detect various types of jewelry and ...
2024-12-09 17:14:28
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