Professional 30X Optics Lens Loupes Magnifying Glass Portable Pocket Magnifier Handheld Magnifying Eye Glass Loops Lens Microscope for Jeweler Coins Stamps

Specifications: Material:zinc alloy (black paint),two optical glass coated lenses Lens Diameter:36mm/1.4 inch Size:Approx 40*30mm/1.57*1.18inch Weight:105g Magnification Times:30 times Color:black Package Contents:1 pcs Magnifier Portable and tough,durable structure,our Lens and sturdy frame means you can take it to anywhere Good educational tool for kids or adults to use in garden, zoo, forest, and many other places. Perfect tool for watch making or repair,viewing jewelry,coins,stamps,houseplants,rock collection,horticulture and so on. How to use 30X optics loupes magnifier? 1.Keep the magnifier on the same plane. 2.Keep your eye close to the magnifier. 3.Put the object close to the magnifier. Note: Please allow 1-3mm error due to manual measurement.pls make sure you do not mind before you bid. Due to the difference between different monitors,the picture may not reflect the actual color of the item. Thank you.