The National Geographic 8x40 Porro Binoculars are a high-performance, waterproof optical tool ideal for sightseeing, birdwatching, and low-light observation. Featuring fully multi-coated lenses and premium BAK4 Porro prisms, they deliver exceptional brightness, color accuracy, and sharpness with edge-to-edge clarity. These binoculars offer a wide 469-foot field of view at 1,000 yards and can focus on objects as close as 15 feet, making them versatile for both distant and nearby subjects. The rugged, rubber-armored body ensures durability and grip, while long eye relief provides comfort for eyeglass wearers. Complete with a strap and carrying case, these binoculars are built for dependable outdoor performance in any condition.