The NEW Navigator Binoculars take Steiner's legendary marine series to the next level with innovative product features: The new open-hinge design reduces weight and enhances handling. Steiner’s poro-prism system offers auto-focus which keeps everything from your boat deck to the horizon crystal clear. The floating neck strap, and water pressure proof design continue Steiner’s legacy for sea worthy durability. Navigators are available in 7x30 & 7x50 both with and without compass.