Bushnell 12X50 Spectator Sport Porro Permafocus Binoculars Black/Silver. Spectator Sport binoculars are fully equipped with both an extra wide field of view and Bushnell's exclusive PermaFocus technology so you'll never miss the big play. Spectator Sport binoculars are water resistant so rain delays won't be a problem and the optics are multi-coated for a bright image even during night games. A simple solution for users who want no-hassle long-range viewing. The 12x magnification brings faraway objects up close. Multi Coated Optics - Multiple layers of coatings on all lens surfaces increase light transmission and image brightness. Nitrogen Purged Fog-Proofing - Nitrogen inside the scope ensures interior optical surfaces won't fog due to humidity or rapid temperature change. PermaFocus Technology - Keeps distant objects permanently in focus eliminating the need for constant adjustment. Specifications for Bushnell 12X50mm Spectator Sport Porro Prism Permafocus Roof Binoculars: Manufacturer: Bushnell Color: Black/Silver Magnification: 12 x Objective Lens Diameter: 50 mm Prism System: Porro Prism Material: BAK4 Eye Relief: 11 mm Exit Pupil: 4.2 mm Field of View Linear: 273 ft at 1000 yds Optical Coating: Multi-Coated Binoculars Focus System: Fixed/No Focus Length: 6.3 in Weight: 31 oz Condition: New Magnification Type: Fixed Package Contents: Bushnell 12X50 Spectator Sport Porro Permafocus Binoculars Bushnell BS11250: 12X50 Spectator Sport Porro Permafocus Binoculars Black/Silver