Steiner binoculars allow more light through the lenses, which makes for a sharper image and is critically important in low-light military situations.The combination of premium steiner glass and proprietary lens coatings results in a viewing experience that is second-to-none.All lenses are multicoated, with a variety of specific coatings which enhance light transmission and provide ultimate protection against dirt, dust and all of mother nature's element.For absolute fogproof and waterproof protection, steiner seals 14-psi pressurized dry nitrogen into its optics, for premium clarity in any condition.The marine binocular is the perfect, first pair of quality, water-going binocular for enthusiasts who want the most performance.Its 7x magnification is the marine standard, with a wide, stable image for tracking other boats, buoys and bridge numbers even in rough water.The high contrast optics provide bright, sharply contoured images with natural color definition, while the floating prism system uses flexible silicone lens mount to absorb severe shock, impact and abuse.The marine also features a sports-auto focus system which lets you focus each eyepiece to your vision once, then keeps images razor sharp from 20 yards to infinity.All of it housed in a waterproof and rubber armored construction that can stand up to wet conditions and ergonomic ridges and pads for a secure, comfortable grip.

Case: Yes
Magnification: 7x
Objective: 50mm
Field Of View: 356 ft @ 1000 yds
Exit Pupil Diameter: 7.10mm
Short Focus: 66 ft
Prism Type: Porro
Weight: 36.30 oz
Finish: Black
Twilight Factor: 18.7
Optic Coating: Multi-Coated
Proofs: Waterproof, Fogproof