TASCO Essentials 10x50 WA, Zip Focus Binocular Quality optics with stunning HD clarity 100% quality materials used and tested extensively Beautiful design and durability built to last Zip-focus binocular with 10x magnification and 50mm objective lens Porro-prism design; 367-foot field of view @ 1,000 yards Fully multicoated lenses optimize clarity and brightness Rugged, weather-resistant housing coated with rubber armor Tripod-adaptable; fold-down eyecups; weighs 26.4 ounces