Marathon 7x50mm BAK-4 Prism Binocular BI030024

This standard-issue waterproof binocular is designed for military professionals, featuring a center focusing system and twist up eye cups. Engineered with a premium BAK-4 prism, it offers an excellent viewing experience with superior light transmission and less peripheral light being lost due to internal reflection. This binocular is built to thrive in any environment; waterproof and submersible to a depth of 0.5m for up to 20 minutes, and featuring a nitrogen-filled case to prevent fogging of the lenses during changes in heat or humidity.