21 mm Jewelry Magnifier Magnifier Triplet Lens.Perfect light, perspective diamonds and other gems.Objective lens and aplanatic optical glass magnifier, Gem tools.This 10x magnification lighted loupe features a 21mm triplet lens and contains six bright white LED lights to illuminate the field of view & stones like never before and its natural white light helps to look at inclusions.Your loupe is your best 'tester' for gemstones One of the most highly corrected magnifiers available Experience the advantage of having a Loupe with UV and LED ligting USAGE: Designed for gems, jewelry, coins, stamps, rocks, watches, hobbies, antiques, models, photos industry, etc. This loupe makes it possible for you to distinguish and see objects clearlyColour: silver + blackMaterial: aluminum + copper + glass lensSize: 8.8 * 2.8 * 2.4cmPackage Contents:1 x magnifying glass(With battery)1 x Holster1 x Battery driverOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.