gem spectroscope

Brand Name:Fable

Model Number:FGS-1A

Place of Origin:China

...Gem Spectroscope With Adjustable Focus for Gem and Jewelry FGS-1A Description: The spectroscope is a tool for examining which parts of white light are absorbed by a gemstone. Materials can absorb parts of the electromagnetic spectrum, and when the absorbed parts fall within the visible range, that absorbed part will influence the color of the material. When a gemstone is observed with a spectroscope...

Brand Name:WEIMENG

Model Number:WM-H-009

Place of Origin:Shaanxi,China(Mainland)

... Application laser welding engraving machine Size 30*3mm Introduction: The spectroscope has developed slowly in its importance in gem testing, for there are few gem varieties that have diagnostic spectra. In recent years it has been used more frequently,

Place of Origin:China

Brand Name:CNOEC, OPTO-EDU

Model Number:A24.6356

Gem Test Kit Jewelry Microscope Handheld Polariscope A24.6356 A24.6356-A Travel Lab An Ideal Toolkit For Laboratory Testing A24.6356-B Gemological Lab Special For Students And Gemologists A24.6356 Gem Test Kit A24.6356-A Travel Lab A24.6356-B Gemological Lab A24.6321-A Handheld Refractometer A24.6321-B Handheld Refractometer Handheld Polariscope Handheld Spectroscope Handheld Spectroscope (Adjustable) Iceland Spar Calcite Dichroscope Gem...