FEATURES: 10x magnification, while maintaining a bright view thanks to the larger objective lenses 10X magnifications makes your subject appear 10 times closer with outstanding clarity The large 42mm objectives gather maximum light across a wide field of view Nikon's multilayer lens coatings cut glare and reflection for sharper, clearer views A highly reflective silver-alloy coating is applied on the mirror surfaces of the prism so more of the visible spectrum reaches your eyes PROSTAFF P3 binoculars incorporate superior Nikon optics and lens coatings for a high-quality viewing experience Turn-and-slide eyecups, retract them for use with eyeglasses or extend them to your ideal position for comfortable naked-eye viewing