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, perfect light for viewing diamonds and other gemstones. Another advantage is its achromatic & aplanatic optical glass magnifier for better viewing result. Its triplet lens system corrects spherical and chromatic aberrations to eliminates color degradation and puts every part of the wide field of view in sharp focus. Features: Ideal for inspecting diamonds, gemstones, watches, and many more applications With 6 LED light With UV Light 10x 21mm Optic Lens Aplanatic & Achromatic Triplet Lens Foldaway Emits a cool bright light Powerful precision glass lens Direct illumination eliminates shadows Specifications: Magnification Power: 10x Diameter of lens: 21mm, optic glass With 2 Lightings: Built-in band of six LED lights One UV light Powered by 3 x button batteries Set Includes: 1 x Foldable Jeweler Loupe 1 x Key for screw latch 3 x Button batteries 1 x Synthetic Leather case