The Vortex Viper HD 8x42 Roof Prism Binocular

KEY FEATURES AND SPECS: - Magnification - 8x - Objective Lens Diameter - 42 mm - Eye Relief - 20 mm - Exit Pupil - 5.3 mm - Linear Field of View - 347 feet/1000 yards - Angular Field of View - 6.6 degrees - Close Focus - 5.1 feet - Interpupillary Distance - 59-75 mm - Height 5.8 inches - Width5.3 inches -Weight 24.2 ounces Enjoy!