HL2x4NB 3x Aspheric lens Rectangular handheld Magnifier hand lens. This is a pocket magnifier with 2" x 4" aspheric lens. Unique Compact size makes is a large lens pocket magnifier with 3x single magnification lens (no bifocal). Wide field of view makes this an ideal reading and inspection and scanning magnifier. This magnifier easily fits in the pocket, comes with storage case. This is also useful for those with early to mid stage AMD Macular Degeneration. Widely used by Federal agencies for document inspection, CSI inspection, and parts and surface analysis. Made in USA