Get closer to birds, wildlife and aircraft, even as the daylight is fading, with the Nikon PROSTAFF P7 10x42 Waterproof Binocular with Locking Diopter Ring in Black. 10X magnification and full-size 42mm front objectives gather maximum light for a spectacularly close view. Add high-end features like a dielectric high-reflective multilayer prism coating for maximizing light transmission, a locking diopter ring, and an oil and water-repellent coating for easier cleaning, and it's easy to see why the waterproof PROSTAFF P7 binoculars sit at the top of the PROSTAFF line. This is a renewed product backed by a 90-day warranty.