JPLVD-10x-20 ,10x & 20x double lens dual power jewelers loupe with 18mm and 12mm lenses. Value priced Chrome Plated metal body and dual glass lenses make this a very useful and durable loupe. Ideal for gem and jewelry inspection, printers inspection, coin grading, antiques, and any high magnification inspection. Ideal value priced jewelers loupe for the part time hobbyist and collector. as well as reading small print, text, inspecting parts, coins, stamps, quality control.