3x zoom in a 1-inch rifle scope; Tried and tested optic based on the tested AV line of scopes; Large field of view; Rapid diopter adjustment; SWAROTOP coatings: anti-reflective multicoating enhances light transmission; SWARODUR coating: protective scratch-resistant coating on external lens surfaces; Quadratic adjustment range; Nitrogen purged - waterproof to 13.0'/4.0 m; All aluminum outer parts are anodized to be scratch-resistant