Specifications: Object Lens Diameter: 50mm Eye Lens Diameter: 22mm Type of Prism: BAK-4 Number of Lens: 4 pieces Lens Coating: FMC Focusing System: Central Non-slip Focusing Focus Lens: Eye Exit Pupil Distance: 8mm Exit Pupil Diameter: 5mm Field of View: Angle: 5.5°, 268ft/1,000Yds (78M/1,000M) Min. Focal Length: 5m/16.4ft Diopter System: Right Eyepiece Resolution: ≤ 7.5" Interpapillary Distance: About 56mm~74mm Color: Black Item Size: 20 x 18 x 6cm/7.87 x 7.08 x 2.36 inches Item Weight: 790g/1.74 lbs Package Size: 20.5 x 18.5 x 8cm/8.07 x 7.28 x 3.15 inches Package Weight: 990g/2.18 lbs Package Contents: 1 x Binocular 1 x Pouch 4 x Lens Caps 1 x Strap 1 x Clean Cloth 1 x Use Manual