SIG SAUER Tango 1-10x28 Riflescope 34mm Tube Second Focal Plane MSR BDC-10 Reticle Black. They have 0.5 MOA adjustment increments and a 44 MOA travel-per-rotation. At 100 yards the FOV (Field of View) is 110 on low power and 10 on high power. The diopter adjustment range is +/- 2.5 with 11 illumination settings. SIG SAUER brings industry-leading light transmission and optical clarity for any situation. Long known for their handguns and rifles they dominated as soon as they moved into the optics industry. SIG SAUER's foray into optics has been nothing short of dominating solidifying their reputation as pioneers in the field. Elevate your shooting experience with the reliability and precision of SIG SAUER's AR15 Rifle Scopes. Specifications for SIG SAUER TANGO-MSR LPVO 1-10x28mm Rifle Scope 34mm Tube Second Focal Plane (SFP): Manufacturer: SIG SAUER Objective Lens Diameter: 28 mm Magnification: 1 - 10 x Reticle: MSR BDC-10 Tube Diameter: 34 mm Reticle Focal Plane: Second Focal Plane (SFP) Exit Pupil: 2.8 - 9 mm Illumination Color: Red Finish: Hardcoat Anodized Field of View Linear: 10 - 110 ft at 100 yds Eye Relief: 3.22 - 3.54 in Diopter Adjustment Range: -2.5 - 2.5 dpt Weight: 20.4 oz Adjustment Click Value: 0.5 MOA Adjustment Type: MOA Parallax: 100 yds Illumination Type: LED Battery Type: CR2032 Lithium Metal Adjustment Range: 0.5 MOA Lens Material: Glass Optical Coating: Spectracoat Brightness Settings: 11 Weather Resistance: Yes Water Resistance Level: IPX-7 Shockproof: Yes Fogproof: Yes Battery Quantity: 1 Magnification Type: Variable Condition: New W/E Travel at 100 Yds: 100 MOA Mount Type: Cantilever Mount Features of SIG SAUER TANGO-MSR LPVO 1-10x28mm Rifle Scope 34mm Tube Second Focal Plane (SFP): High Performance 10x optical system with low dispersion glass Integrated thread in throw lever for quick magnification changes Illuminated MSR BDC10 reticle with 11x brightness levels Dependable waterproof shockproof and fog-proof performance Includes ALPHA-MSR 1-piece aluminum cantilever mount Lay flat flip-back lens covers included Package Contents: SIG SAUER TANGO-MSR LPVO 1-10x28mm Rifle Scope 34mm Tube Second Focal Plane (SFP) Lay Flat Flip-Back Lens Covers ALPHA-MSR 1-Piece Aluminum Cantilever Mount SIG SAUER Infinite Guarantee SIG SAUER SOTM11000: Tango 1-10x28 Riflescope 34mm Tube Second Focal Plane MSR BDC-10 Reticle Black