7X35 Binoculars What Does It Mean?
7X35 Binoculars What Does It Mean? Binocular sizes are expressed with two numbers: 7×35, 10×50, etc. The first number is the magnification (or power), the second is the aperture, or diameter of the objective (front) lenses in millimeters. For example, 7×35 binoculars provide 7x power magnification and have 35mm objective lenses. Is 10×50 better than