R2x4 Rectangular handheld magnifier with 2" x 4" 3x main lens and 5x bifocal. (Available with or without bifocal lens) This classic style rectangle magnifying glass has a wide horizontal field of view makes this an ideal reading magnifier and excellent for surface inspection inspection and scanning. This is also useful reading magnifier for those with early to mid stage AMD Macular Degeneration. Made in USA