HD Glass First focal plane, etched glass reticle Advanced fully multi-coated optics XPL coating Precision zero stop system High precision erector system One piece, aircraft grade aluminum tube Argon purged for waterproof, fogproof and shockproof performance Athlon Optics has listened to customer feedback and suggestions and developed the Midas Tactical. Loaded with features including HD glass, fully multi-coated lenses to enhance target appearance at all distances, a hard zero stop for repeatability and capped windage turret to prevent accidental adjustments. Add in first focal plane and a ranging reticle, housed in a 30mm aircraft grade aluminum tube. This is not just another option, but the solution!