Widely used on commercial, fishing, and military vessels as well as for astronomical observation, the Fujinon 15x80 MT Binocular is an extremely large size unit that can boast the highest of quality in its construction and optics.  Fujinon has applied their multilayer anti-reflection EBC coatings to each lens surface, and it is also sealed for extreme resistance to the elements.  The 15x80 MT is delivered with a pedestal mount that can be drilled directly to the body of a ship.