Hunter Optics 10x Low Vision Glasses Distance Viewing Galsses Hand Free Magnifier&Binocular with 5 Selectable Lens 2.8x-10X magnification to ensure that every move is clear insight into the floats and other small targets within 28cm-500 meters. Can be used in Fishing, Theater, Concert, Gym, etc. to watching more clearly, The left and right eyes can be adjusted independently in different magnifications. low vision magnifier with other 5pcs different magnification lens Please noted, It's not only binocular, but also magnifier. when without 5 lens, it's binocular used for fishing. when with 5pcs differnet lens, it's used as magnifier. Any questions, please contact me for free