Donegan OptiVISOR Magnifying Headband with 2.75x at 6" Lens Plate

OptiVISOR is a precision binocular headband magnifier, which leaves both hands free and allows three-dimensional vision. Lenses are optical glass that are ground, polished and mounted in interchangeable plastic frames. The padded leather headband can be worn over eyeglasses. Optional VisorLIGHT clips to head band and provides hands-free illumination, and the OptiLOUPE attaches to the OptiVISOR to provide an additional 2-1/2x magnification (both sold separately). Replacement lens plates sold sepa