Erector System Type: Folded Light Path Lens - Lens Coatings: Xtended Twilight Lens Coating with DiamondCoat 2 - Waterproof/Fog Proof Technology: Nitrogen-filled process and 100% Waterproof - Actual Magnification: 20x-60x - Linear Field of View: 121-42 ft @ 1000 yds/ 40-14 ft @ 1000 m - Angular Field of View: 2.3 - 0.8 - Weight: 61.8 oz / 1752 g - Length: 15.5in / 390mm - Objective Aperture: 80mm - Twilight Factor: 40.0 - 69.3 - Exit Pupil: 4.1 - 1.3mm - Eye Relief: 30mm - Close Focus Distance: 25 ft / 7.6m - Lightweight compact design - Folded Light Path system folds entering light into a Z-path - Crisp resolution for spotting details - Long eye relief for forgiving head positioning - 100% waterproof fog proof and shockproof - Impact reticle with MOA measurements - 30mm of eye relief - Compact performance