Handheld Durable Small Diffraction Spectroscope 55mm Jewelers Eye Loupe Jewelry Magnifier for Gems Jewelry Rocks Stamps Coins Watches Hobbies Antiques Gems, Coins, Stamps : Arts, Crafts & Sewing

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Color: Black Diameter: 20 mm Inside Instruction: Prism Type

Optical Polariscope LED Flashlight 80mm Length and 28mm Diameter Jewelers Eye Loupe Jewelry Magnifier for Gems Jewelry Rocks Stamps Coins

Handheld Durable Small Diffraction Spectroscope 55mm

A handheld spectroscope for visible light shows the absorption lines of the elements involved in producing its color. The spectroscope breaks up the light that is being transmitted from a gemstone to its spectral colors. Spectroscopes allow you to analyze a loose or mounted stones spectrum.

Tekcoplus Handheld Diffraction Spectroscope, Precise Small Diffraction Spectrometer Jewelers Eye Loupe Jewelry Magnifier for Gemstone Gem Gemology

Leffis 40X Jewelers Loupe Magnifier Magnifying Glasses

40X Full Metal Illuminated Jewelers Eye Loupe

Handheld Durable Small Diffraction Spectroscope 55mm

Handheld Durable Small Diffraction Spectroscope 55mm

5 Pack Mini Pocket Magnifier 30X 21mm Jewelers

Handheld Durable Small Diffraction Spectroscope 55mm

5 Pcs Jewelers Loupe Portable Monocular Magnifier