#1352 - 20 Power (or #1354 - 40 Power) Pencil Microscope in either 20X or 40X Power. Includes Scale / Reticulation within viewing field and a .190" field of view with measuring scale inside. This is a compound microscope in a pencil size which features a precise optical lens system for high magnification with ultra sharp definition. It provides an undistorted field of view. It has a rugged alluminum body with a pocket clip. Actual size is 4 7/8" x 7/16".