Steiner 10x50 Military/Marine BinocularsThe Steiner 10x50 Military Marine binoculars are good choices for those who need extra power and brightness. The large, 50 mm objective lenses of the Military Marine 10x50 binocular gather more light, and present a larger image to the user, yielding a brighter view and greater stability than binoculars with smaller objective lenses. All Military Marine binoculars are resistant to and guaranteed not to fog or leak internally (10 year limited) and have