GSTK-783 20X Magnification 21mm Lens Jeweler Loupe Magnifier 6 LED light Gem Gemstone Jewelry Tool

This is a 20x lighted loupe with 21mm Triplet Optical Glass Lens have six bright white LED lights around the lens to illuminate the field of view

30X Magnification Jewelry Loupe UV & LED Light 21mm Optical Glass

Jewelers LOUPE 20x 21mm Lens 20 Power MAGNIFYING for Jewelry Coins Stamps Jeweler's Silver Finish Magnifier Eye Loop 20 X 20 Power Magnify

10 x 21mm Mini Folding Illuminated Loupe Jewelry Magnifier Pocket with LED Light, for Gems Jewelry Jewelers Eye Rocks Stamps Coins Watches Hobbies Antiques Gems : Arts, Crafts & Sewing

GSTK-18 Jeweler Loupe Triplet Lens 10x Magnification Magnifier 21mm with LED UV Light Gemology Tool - Tekcoplus Ltd.

GSTK-783XX Optical Glass Magnifier 20x Magnification Magnifying LED Light Jeweler Loupe Gemstone - Tekcoplus Ltd.

GSTK-783 20X Magnification 21mm Lens Jeweler Loupe Magnifier 6 LED light Gem Gemstone Jewelry Tool - Tekcoplus Ltd.

20x magnification with built-in bright LED Light source activated by a push of a button switch.Applications & Usage:Great product for watchmaking

GSTK-783XX Optical Glass Magnifier 20x Magnification Magnifying LED Light Jeweler Loupe Gemstone

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

Jewelers Loupe Eye Magnifier Loupe Magnifying Glass, 4Pcs Experimental Monocular Magnifier of 5X 10x 15x 20x, Portable Watchmaker Loupe Magnifier Lens Repair Kit Tools for Gems, Coins, Rocks, Stamps

20x magnification with built-in bright LED Light source activated by a push of a button switch.Applications & Usage:Great product for watchmaking

GSTK-783XX Optical Glass Magnifier 20x Magnification Magnifying LED Light Jeweler Loupe Gemstone