Zeiss B Design Selection 4x12mm Monocular Black Small NSN 9005.80.4040. It features the legendary T multicoatings upon its elements for genuine color fidelity and high resolution and in its push/pull iterations can be employed as a magnifier for whenever you want to get a better look at something close to you. Specifications for Zeiss B Design Selection 4x12mm Monocular: Manufacturer: Zeiss Color: Black Magnification: 4 x Objective Lens Diameter: 12 mm Eye Relief: 15 mm Exit Pupil: 2 - 4 mm Field of View Linear: 540 ft at 1000 yds Field of View Angle: 10.3 degrees Twilight Factor: 6 - 15 ED Glass: No Scope Body Type: Straight Body Only: No Minimum Focus Distance: 18 in Zoom: Yes Close Focus: 4 m Water Resistance Level: Yes Length: 2.3 - 4.7 in Weight: 2.7 oz Finish: Black Condition: New Fabric/Material: Polycarbonate Package Contents: Zeiss B Design Selection 4x12mm Monocular Pouch Strap Zeiss 522050-0000-000: B Design Selection 4x12mm Monocular Black Small NSN 9005.80.4040