Prism Design
: Porro Prism
Focus Adjustment
: Manual Focus
Features
: Water Resistant
BK-7 porro prism. Objective Lens 50mm. 12x magnification. Center focusing system provides customization of viewing. Nitrogen purged and O-ring sealed for complete waterproof/fogproof protection. You’ll be able to use the Barska 10x50 Colorado Binoculars in all kinds of weather. The dry nitrogen-purged and O-ring seal prevents fogging, clouding, and moisture damage and gives you 100% water proof protection. Featuring fully coated optics with BK-7 poro prisms, 12x magnification, and a 50mm objective lens for sharp and crisp images, as well as a center focusing system, these binoculars also have an ergonomic design for comfort, rubber armor covering to protect them from harsh weather conditions, and detachable lens covers for added protection. Fold down eyecups allow you to use these binoculars with or without eyeglasses while the roof prism system allows the binoculars to have slimmer construction for easy portability.