5X10X Magnifying Loupe Folding Pocket Magnifiers 4X Pocket Magnifiers This is a new set of two 4X folding pocket magnifiers The glass lenses used in these folding pocket magnifiers provide durability for a long life The durable plastic swing-away cases not only provide a protective cover for the lenses, but serve as handles as well Each has a 2" (51 mm) focal distance and a 2" (51 mm) lens diameter Each measures approximately 3 1/4" x 2 1/2" x 9/16" (83 x 64 x 14 mm) closed and 6 1/16" x 2 1/2" x 9/16" (154 x 64 x 14 mm) open 10X Double Lens Folding Magnifier This is a new double lens folding magnifier Both lenses are 5X and you can combine the two for a total of 10X power The powerful magnification may help reduce eye strain It is convenient for your home, office and travel Enlarges fine print in books, maps, newspapers, directories, legal documents, etc The 5X lens has a 2" (51 mm) focal distance and the 10X has a 1" (25 mm) focal distance It measures approximately 3 5/8" x 1 11/16" (92 x 43 mm) open and about 2 1/8" x 1 11/16" (54 x 43 mm) closed Newer versions of the item shown may be shipped, as a result, there may be a slight variation in color and design.