The 10x50 Aculon A211 Porro Prism Binoculars in black, bundled with an accessory kit, are a powerful and reliable choice for outdoor enthusiasts. These high-quality binoculars offer 10x magnification through multicoated lenses, and a 50mm objective diameter, fabricated with Nikon's exclusive lead and arsenic-free Eco-Glass. This ensures a bright, clear image under a wide range of lighting conditions, making these binoculars a versatile tool from dawn till dusk.The BaK4 Porro prism system integrated into these Aculon A211 binoculars delivers a superior image quality, enhancing your viewing experience whether you're birdwatching, hiking, or camping. The aspherical eyepiece lenses contribute to a flat field of view, while the lens multicoating boosts image brightness, ensuring astonishing clarity and precision.These binoculars also feature a smooth central focus knob for quick and easy focusing, and turn-and-slide rubber eyecups for comfortable viewing during extended periods of use.