Multifunction Gem Travel Kit Includes 20 Gemology Instruments For Gem Identification
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...gemology instruments for gem identification Model:FGK-20 Fable protable identification travel lab,20 items jewery tool kit & Gem Testing Lab with interference ball A professional gem testing toolkit, includes nearly all the needed gemological instruments. ......
Shenzhen Fable Jewellery Technology Co., Ltd.
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Aluminum Alloy Gemological Refractometer Gemstone Testing Instrument FGR-003
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FGR-003 Gemological Refractometer The refractometer is considered by some to be the most important of all gem identification instruments. It can be indicated (not measures) the refraction index of a gemstone, which often gives vital clues to the identity......
Ningbo Vanco Instrument Co.,Ltd
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2000X Gemological Industrial Measuring Microscope ISO9001 Certified
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2000X tool microscope surface light source and transmission light source LED cold light source gemological microscope I. Functions Large tool-maker microscope is an optical measuring instrument. With simple structure, handy operation, has been applied in ......
Dongguan Wang Min Optical Instrument Co., Ltd.
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Jewelry Handheld Gemological Refractometer Precise Instrument 30*70*130mm
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Optical equipments for Gem built-in Led jewelry Hand-Held refractometer Product description The Gem Refractometer is an important instrument which measures the refractive indices of stones. It has a pull out eyepiece and a high quality lens that gives ......
Fuzhou Lindian Technology Development CO.,LTD
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SGS Synthetic Sapphire Crystal For Sapphire Lens / Electrical Insulator
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... difference from natural corundum can be measured by basic gemological characteristics such as microscopic characteristics, dichroism and spectrum, and large instruments such as XRF can also be used for testing. Specification property Sapphire Density 3...
Chongqing Silian Optoelectronic Science & Technology Co., Ltd.
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