This Binoculars offers powerful magnification at an economical price. Versatile, and ideal for stadium sports, bird watching, hunting, and many other outdoor applications.The Quality with an Extra Wide Field of View: Whether you're birding in an open field, hunting in the woodlands, or fishing along a lake, the hunting binoculars Wide Views empower you to identify, then focus in on your target-with speed and precision. The 20x50 model boasts a durable design and rubberized, abrasion-resistant finish. A professional lever provides smooth feedback, with just enough tension to fine-tune magnification, while a BaK4 prism and coated lenses provide sharp viewing. 20mm eyepiece Have a wider field of vision For those who wear eyeglasses, or sunglasses on bright days, clever fold-down eyecups protect your lenses from scratching. A convenient storage case with straps is also included. Ideal for father kids or friends camping outdoor hiking gift. How to use your binoculars Focusing: A, Close your right eye and sight an object with your left eye. Focus the binocular by rotating the center focus wheel until the image is sharp and clear. B, Open your right eye and close your left eye. Rotating the right eyepiece until the object sighted is sharp and clear(Note the setting of diopter scale for later use.) C, Both sides(eyes) are now in focus and you will need to use only the center focus wheel to focus on the other objects. D,Rubber fold-down eye cups. Fold down for use with eyeglasses and fold up for use without eyeglasses. They provide comfort and promote viewing ease.