21mm Jeweler Loupe 10x Magnifier with LED and UV Light

The light is used for checking fluorescence in diamonds. Diamonds with fluorescence will appear cloudy when viewed with the light on. Fluorescence is not 'diagnostic' but, as with most tests, it eliminates some possibilities, opens other possibilities, suggests which other tests to carry out, and that's how gemologists identify stones.

20X Triplet LED/UV HAND LENS

10x Magnifier Jewelry Loupe LED UV Light 21mm Achromatic Triplet Lens Optical Glass Pocket Gem Magnifying Tool Jeweler, Stamp Philatelist, Coin Numismatic : : Office Products

: Office Products

Mini 30x 30x21mm Loupe Magnifier Magnifying Triplet Jewelers Eye Glass Jewelry Diamond

Features:6 LED Lights and UV LightsPocket and Foldaway designAplanatic and Achromatic optical glass Black frame avoid light reflectionMade with a

TEK-246 Jewelry Loupe 10x Magnification 21mm Optical Glass Lens 6 LED & UV Light Jeweler Watchmaker

This 10x magnification lighted loupe features a 21mm triplet lens and contains six bright white LED lights to illuminate the field of view & stones

GM11 Mini 10X Jeweler Loupe Magnifier + LED & UV light, 21mm lens

Jewelers Loupe Led + UV Lights Triplet iGaging 21mm Lens 10X

Amazing Array Of Wholesale uv lens tester For Sale

Keeler Loupe Suppliers, all Quality Keeler Loupe Suppliers on

15x Magnifier Jewelry Loupe LED UV Light 21mm Achromatic Triplet Lens Optical Glass Pocket Gem Magnifying Tool Jeweler, Stamp Philatelist, Coin Numismatic : : Office Products

Bausch & Lomb 81-41-70 Loupe 1 Working Distance 10x Magnification : : Health & Personal Care