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  • Quality School Diffraction Gemological Spectroscope With Adjustable Focus wholesale
    .... 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, the absorbed parts more
    Brand Name:Fable
    Model Number:FGS-1A
    Place of Origin:China

    School Diffraction Gemological Spectroscope With Adjustable Focus

  • Quality Gem Test Kit Jewelry Microscope Handheld Polariscope A24.6356 wholesale
    ...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 ... more
    Brand Name:CNOEC, OPTO-EDU
    Model Number:A24.6356
    Place of Origin:China

    Gem Test Kit Jewelry Microscope Handheld Polariscope A24.6356

    Opto-Edu (Beijing) Co., Ltd.
    [Beijing,China]
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