5x to 20x magnification accomplished with three lenses in a handy folding pocket magnifer.
Swing-away casing provides protection and serves as a handle.
Theglass lensesused in all folding pocket magnifiers provide durability for long life.
Focal Distance: 2.0" to .5"
Diopers: 20D - 80D
Diameter : 15.2 mm (1) 20.3 mm (2)