Horex folding magnifying glasses 8x10x15x20x magnification horex 2918 208 the horex folding magnifying glass 20x magnification 16mm diameter is small enough to carry around making it very practical for when on the move can easily be placed into a purse or pocket while remaining a good size for first aid kits ideal for dealing with splinters or small cuts the cover has been made from stainless steel while also equipped with aplanatic lenses pmx lightweight lenses and duplex finish