Features:Brand new and high quality.Material: Glass lens.Lens loupe made of optical glass.Great 30x magnification power.Great product for the watch making industry， specially for inspecting those tiny objects.You can get an extremely close view of the tiniest details.Good for jewelry， coins， stamps and antiques etc.Foldable and tiny， great to have one in your pocket all the time.Magnification: 30X.Lens Diameter: 36mm.Size: 4.2cm x 3cm.Package Included:1 x 30x36mm MagnifierNO Retail Box. Packed Safely in Bubble Bag.