DESC: Rugged durability, compact dimensions, and lightweight convenience. With the PENTAX 8x25 UCF X II binocular you get a 324 foot field of view with 8X magnification, unibody construction for sturdiness and strength, and a streamlined body that fits neatly into any bag. Keep your diopter settings locked with a centrally-located diopter adjustment and a central fingertip control dial for fast and easy focusing. Protect your binoculars against dust and scratches with a black rubber armoring.