These portable and versatile loupes with built-in LED and Fluorescence illumination can be used for jewelry, gemstone, document, and currency authentication. Features : ---Lightweight and compact loupe ---Light sources - LED and UV lights ---Lens in 1 Loupe - 30x 60x 90x magnification power for various purposes: --- - A 30x-25mm lens is for viewing tiny characters, fingerprints, etc. --- - A 60x-12mm is for viewing grids, electronic component numbers, etc. --- - A 90x-18mm lens is for viewing flaws in jewelry, diamonds, etc. Specifications: ---Dimensions : 1.75" x 3.25" ---Magnification: 30x 60x 90x ---Weight: 1.7 oz with 3 batteries Items Included : ---1 *30x 60x 90x loupes with 3 *AG13 batteries (pre-installed).
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