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jewelry appraisal gemstone tester
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Jewelry Intelligent Comprehensive Testing and Training Workbench Model:FGSL-7 Brief: An intelligent appraisal training platform designed for the ...
2026-04-30 00:03:08
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Jewelry and Gem Refractive Index Testing tool 1.35 - 1.85 Range Gem Refractometer Gem refractometer is the most important professional tool for ...
2026-04-30 00:03:08
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... gemologist appraiser needs to examine and characterize gemstones with accuracy and precision: Technical Parameter: 1. With a Loupe. a. Magnificati...
2024-12-09 13:30:01
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..., the gemstone hardness is lower than that hardness marked on the pens. It includes:4, Fluorite 5, Apatite 6, Feldspar 7, Quartz 8, Topaz 9, ...
2024-12-09 13:18:55
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...equipment in a set of gemstone testing kit FGB-6 Description and Specifications: This portable toolkit includes all the high-quality instruments ...
2024-12-09 10:55:50
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... needs to examine and characterize gemstones with accuracy and precision: A kit includes 9 items of: 1. Handheld Grationg spectroscope(FGS-1) 2. ...
2024-12-09 10:57:50
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... tip that ensures consistent pressure against the gemstone during testing for more reliable results. With the industry’s thinnest probe tip size of ...
2024-12-09 10:54:02
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...,any flaw seen at an outer edge of the magnifying lens would be distorted,more or less so depending on how close the flaw is to the edge of viewing ...
2024-12-09 13:33:51
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... white light source (such as a penlight) directly behind the stone. Light enters through the aperture of the dichroscope. The pleochroism colors ...
2026-04-30 00:03:09
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...Tester for Identify diamonds and moissanites instantly Model PMUT Model Number: PMUT Specification: Retractable thermoelectric probe tip that ...
2024-12-09 11:06:29
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