SE MM2020-3 Handheld Magnifier Set Chrome Plated 1-1/2", 2", 3" (3 PC.) 3 pc handheld magnifiers in 3 sizes with progressively stronger magnification for multiple viewing uses Use our magnifiers to view your stamps, coins, circuitry, jewelry, and more Scratch resistant glass lens Lens diameter and magnification or diopter: 1-1/2"-16, 2"-15, 3"-7 Length of 3 sizes: 4-3/8", 4-3/4", 6-1/4"