The MG-1.6 close distance viewing eyeglass magnifiers are light weight and have a comfortable 12″-14″ focal length/working distance. The large lenses provide maximum light transmission and wide field of view and a very generous depth of view with 1.5x magnification and 6 diopter. The are specially designed so they can be worn over eyeglasses, they well suited for those with presbyopia (farsightedness) or those who just need extra magnification to perform detailed hands free tasks. These are a very comfortable alternative to a traditional headband magnifier.