Donegan Optical OptiLOUPE Monocular Attachable Lens Adds 2-1/2X to Lens Power

OptiVISOR is a precision binocular headband magnifier, which leaves both hands free and allows three-dimensional vision. This monocular loupe increases the magnification in one eye for precision work. Notes: Designed for Monocular use the OptiLOUPE easily flips up or down providing additional 2.5X magnification. Easily attaches to either eye of any OptiVISOR magnifier.