Toyo triplet loupe Magnifier with 21mm (0.82”) lens. The Toyo 10x triplet loupe Magnifier is a professional Jewelers loupe with a high quality lens. This loupe is frequently used by many different professionals, such as: gemologists, geologists, rockhounds, Macro photographers, numismatists, entomologists, and philatelists around the world. This loupe is made of 3 lenses which are color corrected, Achromatic, aplanatic and Antireflective; which allows you to magnify the object you are looking out without distorting the image. These loupes feature a rubber grip which allows you to comfortably hold the loupe in your hands and is soft to the touch. Manufacturer: Toyo magnification: 10x Lens size: 21mm lens type: triplet