Carson OcuLens 5x / 7x Clip-on Adjustable Eyeglass Magnifier Loupe Set OL-57

Once attached to the frame of eyeglasses the interchangeable 5x and 7x lenses can be used to examine objects very close up without needed to hand-hold the magnifier. To operate these Carson Magnifiers simply flip down and move the fully adjustable lens to get the best view possible when in use.