Spectator 12 x 50 BinocularBushnell Spector sport binoculars, 12x50mm. Features: - keeps distant objects in focus, eliminating need for constant adjustment - four color tiles included to customize your binocular - waterproof construction - Nitrogen purge - lead free glass - multi coated optics. Specifications: - magnification: 12x50mm - Prism system: porro - Prism glass: BaK-4 - field of view at 1000 yards: 265' - close focus: 200' - exit Pupil: 4.20mm - eye relief: 11mm - eyecups: twist-up - length: 6.30 inch - weight: 31 oz - finish: blackFeatures:Keeps distant objects in focus, eliminating need for constant adjustmentFour color tiles included to customize your binocularWaterproof construction