Barska Deep Sea 7x50 AB10510 Porro Prism Green Lens Internal Rangefinder and Compass Binoculars is part of the Deep Sea Series,- a marine treasure chest of binoculars designed specifically for the nautical world and boating enthusiasts. With 7x magnification,which is the most popular size for the Barska Deep Sea series Binoculars because of the steady image achievable under rough sea conditions. These Barska Deep Sea 7x50 Porro Prism Green Lens Internal Rangefinder and Compass Binoculars have exceptional optics and provide clear views of marine observation from dusk till dawn. Built to withstand rough nautical conditions,the Barska Deep
