CHBC 10X Eye Loupe with LED Light, Magnifying Eye Loop Stand LED Illuminated Portable Jewelers Eye Loupe Magnifier

This magnifier is used to repair watches, gems, beads, coins and stamps. Potable and lightweight, pocket size, and easy to carry.Carry in pocket or

10x Foldable Pocket Magnifier Loupe with UV and LED

Magnifier 10x with 25mm Field of View Loupe Interchangeable Reticle Scale

LED Illuminated Portable 10x Jewelers Loupe Magnifier - Double Deck Glass Magnif

Mexi 10x Eye Loupe with LED Light, Magnifying Eye Loop Stand LED Illuminated Portable Jewelers Eye Loupe Magnifier (10X)

Stand Measuring Magnifier Loupe 10X w/Scale LED Li

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.

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

10x Loupe

10X Illuminated Jewelers Loupe Magnifier with

Rongon Jewelers Loupe Magnifiers 10X Magnifying

10X Illuminated Jewelers Loupe Magnifier with

Rongon Jewelers Loupe Magnifiers 10X Magnifying Glass

10X White/UV LED Lighted USB Rechargeable Loupe Fixed Focus [OPT

10x Loupe

TWO LIGHT SOURCES: This jeweler loupe magnifier comes equipped with both UV light and 6 LED lights, providing a range of lighting options for

10x Foldable Pocket Magnifier Loupe with UV and LED Light for Jewelry, Rocks, Coins, and Antiques - Illuminated Magnifying Tool for Eye, Stamps

Rongon Jewelers Loupe Magnifiers 10X Magnifying Glass