Visionking 8X40 Binocular Outdoor Hight Definition Bird Watching Wildlife Boating Binocular Telescope

features a powerful 8x magnification through the 50mm large objective lens, and multi-coated optics for bright and clear views. The large central focus knob makes it quick and easy to sharpen your view. With nonslip rubber armor, this binocular is shock resistant and comfortable to grip. It is wonderful for watching birds, concerts, skiing, horse racing, water sports, etc. Features: 8x magnification and 40mm objective lens, with tremendous light-gathering ability. Multi-coated optics increase light transmission for brighter images with superior resolution. Large center-focus knob makes it simple to operate and easy to focus. Non-slip rubber armor absorbs shock and provides a firm grip. 337-foot field of view at 1000 yards. Twist-up eye cups. Come with a neck strap and bag for convenient carrying.