Pentax Jupiter 10x50mm 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 10x50mm Porro Prism Binocular: Manufacturer: Pentax Color: Black Magnification: 10 x Objective Lens Diameter: 50 mm Prism System: Porro Prism Material: BK-7 Image Stabilizer: No Eye Relief: 13 mm Exit Pupil: 5 mm Field of View Linear: 114 m at 1000 m Field of View Angle: 6.5 degrees Optical Coating: Multi-Coated Binoculars Focus System: Center Focus Close Focus: 9 m Diopter Adjustment Range: -2 - 2 dpt Length: 167 mm Weight: 870 g Package Type: Box Magnification Type: Fixed Width: 199 mm Features of Pentax Jupiter 10x50mm Porro Prism Binocular The new Jupiter series features a multi-coating on the front lens. This is responsible for a brilliant. three-dimensional view of the subject. A 50mm front lens diameter with 10x magnification ensures a bright image together with the PENTAX JUPITER 8x40 they are the fastest focus binoculars in the series. Due to the relative luminous intensity of 25 it is also well suited for wildlife and nature observation at dusk and dawn. The rubber housing of these highly versatile binoculars provides a secure grip enabling you to focus on observing nature animals birds or stars. With the built-in screw socket the binoculars can also be mounted on a tripod for longer observations. Package Contents: Pentax Jupiter 10x50mm Porro Prism Binocular Case Neck Strap Eye lens cap Objective cap Pentax 65912: Jupiter 10x50mm Porro Prism Binocular Black