Pentax Jupiter 16x50mm Porro Prism Binocular Black. With the incorporation of large-aperture objective lenses for improved light-gathering power the new series has been developed to provide a bright clear field of vision for casual effortless viewing in a variety of applications even for first-time binoculars users. Specifications for Pentax Jupiter 16x50mm Porro Prism Binocular: Manufacturer: Pentax Color: Black Magnification: 16 x Objective Lens Diameter: 50 mm Prism System: Porro Prism Material: BK-7 Image Stabilizer: No Eye Relief: 13 mm Exit Pupil: 3.1 mm Field of View Linear: 61 m at 1000 m Field of View Angle: 3.5 degrees Optical Coating: Multi-Coated Binoculars Focus System: Center Focus Close Focus: 10.3 m Diopter Adjustment Range: -2 - 2 dpt Length: 167 mm Weight: 885 g Package Type: Box Magnification Type: Fixed Width: 199 mm Features of Pentax Jupiter 16x50mm Porro Prism Binocular The new Jupiter series features a multi-coating on the front lens. This allows for a brilliant three-dimensional image. The 50mm front lens diameter with a 16x magnification offers a particularly strong magnification and is the perfect solution for any Nature observation or for Events and Sports. No matter whether bird wildlife or other nature observation with this glass you won't miss a thing. Additionally these are well suited for astronomical observation. The body of these highly versatile binoculars are rubber coated providing a secure grip allowing the user to focus on observing nature animals birds or stars. With the built-in tripod socket the binoculars can also be mounted for longer observations. Package Contents: Pentax Jupiter 16x50mm Porro Prism Binocular Case Neck Strap Eye lens cap Objective cap Pentax 65914: Jupiter 16x50mm Porro Prism Binocular Black